134-725: Frankford Stadium , also known as Yellow Jacket Field , was a football field in Philadelphia , Pennsylvania that was the home of the Frankford Yellow Jackets football team of the National Football League , which predated the Philadelphia Eagles . The stadium, located at Frankford Avenue and Devereaux Avenue, was the Yellow Jackets' home from 1923 through 1930. On July 27, 1931, a fire caused major damage to
268-488: A cascading waterfall with Italian Renaissance -style architecture. Modern , Postmodern , contemporary , and other non-classical architectural styles are also seen in the city. The National Museum of African American History and Culture deeply contrasts the stone-based neoclassical buildings on the National Mall with a design that combines modern engineering with heavy inspiration from African art . The interior of
402-499: A referendum on D.C. statehood resulted in an 85% support among Washington, D.C., voters for it to become the nation's 51st state . In March 2017, the city's congressional delegate Eleanor Holmes Norton introduced a bill for statehood. Reintroduced in 2019 and 2021 as the Washington, D.C., Admission Act , the U.S. House of Representatives passed it in April 2021. After not progressing in
536-729: A 24-hour particle pollution rating of D in the American Lung Association 's 2017 State of the Air report, which analyzed data from 2013 to 2015. The city was ranked 22nd for ozone, 20th for short-term particle pollution, and 11th for year-round particle pollution. According to the same report, the city experienced a significant reduction in high ozone days since 2001—from nearly 50 days per year to fewer than 10—along with fewer days of high particle pollution since 2000—from about 19 days per year to about 3—and an approximate 30% reduction in annual levels of particle pollution since 2000. Five of
670-495: A bachelor's degree or higher. 23.9% spoke a language other than English at home, the most common of which was Spanish (10.8%). 15.0% of the populations foreign born, roughly half of whom are naturalized U.S. citizens. 3.7% of the population are veterans. The median household income was $ 52,889 and 22.8% of the population lived in poverty. 49.5% of the population drove alone to work, while 23.2% used public transit, 8.2% carpooled, 7.9% walked, and 7.0% worked from home. The average commute
804-403: A budget of $ 371 million. The Philadelphia Parking Authority is responsible for ensuring adequate parking for city residents, businesses, and visitors. Philadelphia's architectural history dates back to colonial times and includes a wide range of styles. The earliest structures were constructed with logs , but brick structures were common by 1700. During the 18th century, the cityscape
938-467: A city on the Delaware River to serve as a port and place for government. Hoping that Philadelphia would become more like an English rural town instead of a city, Penn laid out roads on a grid plan to keep houses and businesses spread far apart with areas for gardens and orchards . The city's inhabitants did not follow Penn's plans, however, and instead crowded the present-day Port of Philadelphia on
1072-408: A garden-lined grand avenue about 1 mile (1.6 km) long and 400 feet (120 m) wide in an area that is now the National Mall inspired by the grounds at Versailles and Tuileries Gardens. In March 1792, President Washington dismissed L'Enfant due to conflicts with the three commissioners appointed to supervise the capital's construction. Andrew Ellicott , who worked with L'Enfant in surveying
1206-492: A grid pattern between the Delaware and Schuylkill rivers that is aligned with their courses. The original city plan was designed to allow for easy travel and to keep residences separated by open space that would help prevent the spread of fire. In keeping with the idea of a "Greene Countrie Towne", and inspired by the many types of trees that grew in the region, Penn named many of the east–west streets for local trees. Penn planned
1340-706: A growth in its population in 2007, which continued with incremental annual increases through the present. A migration pattern has been established from New York City to Philadelphia by residents opting for a large city with relative proximity and a lower cost of living . Philadelphia's geographic center is about 40° 0′ 34″ north latitude and 75° 8′ 0″ west longitude. The 40th parallel north passes through neighborhoods in Northeast Philadelphia , North Philadelphia , and West Philadelphia including Fairmount Park . The city encompasses 142.71 square miles (369.62 km ), of which 134.18 square miles (347.52 km )
1474-622: A joint effort between former mayors John F. Street and Michael Nutter . The zoning changes were intended to rectify incorrect zoning maps to facilitate future community development, as the city forecasts an additional 100,000 residents and 40,000 jobs will be added by 2035. The Philadelphia Housing Authority (PHA) is the largest landlord in Pennsylvania. Established in 1937, the PHA is the nation's fourth-largest housing authority, serving about 81,000 people with affordable housing, while employing 1,400 on
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#17331066274611608-601: A moderately sunny climate with an average of 2,498 hours of sunshine annually. The percentage of sunshine ranges from 47% in December to 61% in June, July, and August. The January daily average temperature is 33.7 °F (0.9 °C). The temperature frequently rises to 50 °F (10 °C) during thaws. July averages 78.7 °F (25.9 °C). Heat waves accompanied by high humidity and heat indices are frequent, with highs reaching or exceeding 90 °F (32 °C) on 30 days of
1742-496: A modern glass exterior and heavy curvature. CityCenterDC is home to Palmer Alley, a pedestrian-only walkway, and houses several apartment buildings, restaurants, and luxury-brand storefronts with streamlined glass and metal facades. Outside Downtown D.C., architectural styles are more varied. Historic buildings are designed primarily in the Queen Anne , Châteauesque , Richardsonian Romanesque , Georgian Revival , Beaux-Arts , and
1876-431: A relatively high homelessness rate, despite its high living standard compared to many American cities. Washington, D.C., is divided into four quadrants of unequal area: Northwest (NW) , Northeast (NE) , Southeast (SE) , and Southwest (SW) . The axes bounding the quadrants radiate from the U.S. Capitol. All road names include the quadrant abbreviation to indicate their location. House numbers generally correspond with
2010-577: A snowstorm in January 1772. Hurricanes or their remnants occasionally impact the area in late summer and early fall. However, they usually are weak by the time they reach Washington, partly due to the city's inland location. Flooding of the Potomac River , however, caused by a combination of high tide, storm surge, and runoff, has been known to cause extensive property damage in the Georgetown neighborhood of
2144-657: A special committee charged with beautifying Washington's ceremonial core. What became known as the McMillan Plan was finalized in 1901 and included relandscaping the Capitol grounds and the National Mall, clearing slums, and establishing a new citywide park system. The plan is thought to have largely preserved L'Enfant's intended design for the city. By law, the city's skyline is low and sprawling. The federal Height of Buildings Act of 1910 prohibits buildings with height exceeding
2278-627: A stream valley that bisects the city. Established in 1890, it is the country's fourth-oldest national park and is home to a variety of plant and animal species, including raccoon, deer, owls, and coyotes. Other National Park Service properties include the Chesapeake and Ohio Canal National Historical Park , the National Mall and Memorial Parks , Theodore Roosevelt Island , Columbia Island , Fort Dupont Park , Meridian Hill Park , Kenilworth Park and Aquatic Gardens , and Anacostia Park . The District of Columbia Department of Parks and Recreation maintains
2412-850: A time, row houses built elsewhere in the United States were known as "Philadelphia rows". A variety of row houses are found throughout the city, from Federal-style continuous blocks in Old City and Society Hill to Victorian-style homes in North Philadelphia to twin row houses in West Philadelphia . While newer homes have been built recently, much of the housing dates to the 18th, 19th, and early 20th centuries, which has created problems such as urban decay and vacant lots. Some neighborhoods, including Northern Liberties and Society Hill, have been rehabilitated through gentrification . As of 2014 ,
2546-636: A town in Finland with a Swedish majority. In 1655, a Dutch military campaign led by New Netherland Director-General Peter Stuyvesant took control of the Swedish colony, ending its claim to independence. The Swedish and Finnish people settlers continued to have their own militia , religion, and court, and to enjoy substantial autonomy under the Dutch. An English fleet captured the New Netherland colony in 1664, though
2680-468: A variety of Victorian styles. Rowhouses are prominent in areas developed after the Civil War and typically follow Federal and late Victorian designs. Georgetown 's Old Stone House , built in 1765, is the oldest-standing building in the city. Founded in 1789, Georgetown University features a mix of Romanesque and Gothic Revival architecture . The Ronald Reagan Building is the largest building in
2814-506: Is 31 minutes. Washington, D.C. Washington, D.C. , formally the District of Columbia and commonly known as Washington or D.C. , is the capital city and federal district of the United States . The city is on the Potomac River , across from Virginia , and shares land borders with Maryland to its north and east. It was named after George Washington , the first president of
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#17331066274612948-861: Is generally popular among tourists and locals. In 2007, six of the top ten buildings in the American Institute of Architects ' ranking of America's Favorite Architecture were in the city: the White House , Washington National Cathedral , the Jefferson Memorial , the United States Capitol , the Lincoln Memorial , and the Vietnam Veterans Memorial . The neoclassical , Georgian , Gothic , and Modern styles are reflected among these six structures and many other prominent edifices in
3082-461: Is highly variable. Some winters have only light snow while others include major snowstorms. The normal seasonal snowfall averages 22.4 in (57 cm), with rare snowfalls in November or April, and rarely any sustained snow cover. Seasonal snowfall accumulation has ranged from trace amounts in 1972–73, to 78.7 inches (200 cm) in the winter of 2009–10. The city's heaviest single-storm snowfall
3216-487: Is home to five Fortune 500 corporate headquarters. Metropolitan Philadelphia ranks as one of the Big Five U.S. venture capital hubs, facilitated by its geographic proximity to both the entrepreneurial and financial ecosystems of New York City and to the federal regulatory environment of Washington, D.C. Greater Philadelphia is also a biotechnology hub. The Philadelphia Stock Exchange , owned by Nasdaq since 2008,
3350-650: Is home to many national monuments and museums , located most prominently on or around the National Mall , including the Jefferson Memorial , the Lincoln Memorial , and the Washington Monument . It hosts 177 foreign embassies and serves as the headquarters for the World Bank , the International Monetary Fund , the Organization of American States , and other international organizations. Home to many of
3484-480: Is in plant hardiness zone 8a near downtown, and zone 7b elsewhere in the city. Summers are hot and humid with a July daily average of 79.8 °F (26.6 °C) and average daily relative humidity around 66%, which can cause moderate personal discomfort. Heat indices regularly approach 100 °F (38 °C) at the height of summer. The combination of heat and humidity in the summer brings very frequent thunderstorms, some of which occasionally produce tornadoes in
3618-639: Is land and 8.53 square miles (22.09 km ), or 6%, is water. Natural bodies of water include the Delaware and Schuylkill rivers, lakes in Franklin Delano Roosevelt Park , and Cobbs , Wissahickon , and Pennypack creeks. The largest artificial body of water is East Park Reservoir in Fairmount Park . The lowest point is sea level and the highest point is in Chestnut Hill , about 446 feet (136 m) above sea level on Summit Street near
3752-495: Is often ranked as the nation's best city for professional sports fans. The city has a culturally and philanthropically active LGBTQ+ community . Philadelphia also has played an immensely influential historic and ongoing role in the development and evolution of American music, especially R&B , soul , and rock . As of 2022 , the Philadelphia metropolitan area had a gross metropolitan product of US$ 518.5 billion and
3886-578: Is one of the largest contiguous urban park areas in the U.S. The two parks, along with the Colonial Revival , Georgian and Federal -style mansions in them, have been listed as one entity on the National Register of Historic Places since 1972. Within the Köppen climate classification , Philadelphia falls under the northern periphery of the humid subtropical climate zone (Köppen Cfa ). Within
4020-470: Is sea level at the Potomac River. The geographic center of Washington is near the intersection of 4th and L streets NW. The district has 7,464 acres (30.21 km ) of parkland, about 19% of the city's total area, the second-highest among high-density U.S. cities after Philadelphia . The city's sizable parkland was a factor in the city being ranked as third in the nation for park access and quality in
4154-540: Is the most populous city in the U.S. state of Pennsylvania and the sixth-most populous city in the United States , with a population of 1,603,797 in the 2020 census . The city is the urban core of the larger Delaware Valley , also known as the Philadelphia metropolitan area, the nation's eighth-largest metropolitan area and seventh-largest combined statistical area with 6.245 million residents and 7.366 million residents, respectively. Philadelphia has played an extensive role in United States history . The city
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4288-433: Is the nation's oldest stock exchange and a global leader in options trading. 30th Street Station , the city's primary rail station, is the third-busiest Amtrak hub in the nation, and the city's multimodal transportation and logistics infrastructure also includes Philadelphia International Airport , a major transatlantic gateway and transcontinental hub; the rapidly-growing PhilaPort seaport ; and Interstate 95 ,
4422-456: The 2020 U.S. Census , there were 1,603,797 people residing in Philadelphia, representing a 1.2% increase from the 2019 census estimate. The racial composition of the city was 39.3% Black alone (42.0% Black alone or in combination), 36.3% White alone (41.9% White alone or in combination), 8.7% Asian alone, 0.4% American Indian and Alaska Native alone, 8.7% some other race, and 6.9% multiracial. 14.9% of residents were Hispanic or Latino. 34.8% had
4556-475: The 2020 census , the city had a population of 689,545. Commuters from the city's Maryland and Virginia suburbs raise the city's daytime population to more than one million during the workweek. The Washington metropolitan area , which includes parts of Maryland, Virginia, and West Virginia , is the country's seventh-largest metropolitan area , with a 2023 population of 6.3 million residents. A locally elected mayor and 13-member council have governed
4690-492: The Anacostia River to the east. Washington, D.C.'s street grid was extended, where possible, throughout the district starting in 1888. Georgetown's streets were renamed in 1895. Some streets are particularly noteworthy, including Pennsylvania Avenue , which connects the White House to the Capitol; and K Street, which houses the offices of many lobbying groups. Constitution Avenue and Independence Avenue , located on
4824-759: The Battle of Brandywine in Chadds Ford Township , on September 11, 1777, during the Philadelphia campaign , the revolutionary capital of Philadelphia was defenseless and the city prepared for what was perceived to be an inevitable British attack. Because bells could easily be recast into munitions, the Liberty Bell , then known as the Pennsylvania State Bell, and bells from two Philadelphia churches, Christ Church and St. Peter's Church , were hastily taken down and transported by heavily guarded wagon train out of
4958-612: The British Army , which was then the world's most powerful military force. Since the Declaration's July 4, 1776, adoption, its signing has been cited globally and repeatedly by various peoples of the world seeking independence and liberty. It also has been, since its adoption, the basis for annual celebration by Americans; in 1938, this celebration of the Declaration was formalized as Independence Day , one of only eleven designated U.S. federal holidays . After George Washington 's defeat at
5092-623: The Compensated Emancipation Act in 1862, which ended slavery in the district, freeing about 3,100 slaves in the district nine months before the Emancipation Proclamation . In 1868, Congress granted the district's African American male residents the right to vote in municipal elections. By 1870, the district's population had grown 75% in a decade to nearly 132,000 people, yet the city still lacked paved roads and basic sanitation. Some members of Congress suggested moving
5226-685: The Continental Congress and under the Articles of Confederation . New York City was the first capital upon the adoption of the Constitution , succeeded by Philadelphia , which was capital from 1790 to 1800. On October 6, 1783, after the capital was forced by the Pennsylvania Mutiny of 1783 to move to Princeton, Congress resolved to consider a new location for it. The following day, Elbridge Gerry of Massachusetts moved "that buildings for
5360-594: The Delaware River watershed , western Long Island , and the Lower Hudson Valley . Most Lenape were pushed out of the region during the 18th century by expanding European colonies, exacerbated by losses from intertribal conflicts. Lenape communities were weakened by newly introduced diseases, mainly smallpox , and conflict with Europeans. The Iroquois occasionally fought the Lenape. Surviving Lenape moved west into
5494-739: The District of Columbia Organic Act of 1801 , which officially organized the district and placed the entire territory under the exclusive control of the federal government. The area within the district was organized into two counties, the County of Washington to the east and north of the Potomac and the County of Alexandria to the west and south. After the Act's passage, citizens in the district were no longer considered residents of Maryland or Virginia, which ended their representation in Congress. On August 24, 1814, during
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5628-667: The Eastern Mediterranean during the Greek and Roman periods, including modern Alaşehir , mentioned as the site of an early Christian congregation in the Book of Revelation . As a Quaker , Penn had experienced religious persecution and wanted his colony to be a place where anyone could worship freely. This tolerance, which exceeded that of other colonies, led to better relations with the local native tribes and fostered Philadelphia's rapid growth into America's most important city. Penn planned
5762-566: The Great Migration from the South . By the 20th century, Philadelphia had an entrenched Republican political machine and a complacent population. In 1910, a general strike shut down the entire city. In 1917, following outrage over the election-year murder of a Philadelphia police officer, led to the shrinking of the City Council from two houses to just one. In July 1919, Philadelphia
5896-590: The Liberty Bell , and hosting the Second Continental Congress during which the nation's 56 founders formed the Continental Army and elected George Washington as its commander in 1775, and unanimously adopted the Declaration of Independence on July 4, 1776. For nine months, from September 1777 to June 1778, the city fell under British occupation during the war's Philadelphia campaign . In 1787,
6030-477: The Potomac River forms the district's border with Virginia and has two major tributaries, the Anacostia River and Rock Creek . Tiber Creek , a natural watercourse that once passed through the National Mall , was fully enclosed underground during the 1870s. The creek also formed a portion of the now-filled Washington City Canal , which allowed passage through the city to the Anacostia River from 1815 until
6164-544: The Second Continental Congress , which adopted the Declaration of Independence in what was then called the Pennsylvania State House and was later renamed Independence Hall. Historian Joseph Ellis , in 2007, described the Declaration of Independence, written predominantly by Thomas Jefferson , as "the most potent and consequential words in American history," and its adoption represented a declaration of war against
6298-475: The Trewartha climate classification , Philadelphia has a temperate maritime climate ( Do ) limited to the north by the continental climate ( Dc ). Summers are typically hot and muggy. Fall and spring are generally mild, and winter is moderately cold. The plant life hardiness zones are 7a and 7b, reflecting an average annual extreme minimum temperature between 0 and 10 °F (−18 and −12 °C). Snowfall
6432-602: The Twenty-third Amendment , passed in 1961. Washington, D.C. anchors the southern end of the Northeast megalopolis . As the seat of the U.S. federal government , the city is an important world political capital . The city hosts the buildings that house federal government headquarters, including the White House , the Capitol, the Supreme Court Building , and multiple federal departments and agencies . The city
6566-601: The U.S. Constitution was ratified in Philadelphia at the Philadelphia Convention . Philadelphia remained the nation's largest city until 1790, and it served as the nation's first capital from May 10, 1775, until December 12, 1776, and on four subsequent occasions until 1800, when construction of the new national capital in Washington, D.C. was completed. Philadelphia maintains extensive contemporary influence in business and industry , culture , sports , and music . With 17 four-year universities and colleges in
6700-428: The U.S. East Coast . The city has a total area of 68.34 square miles (177 km ), of which 61.05 square miles (158.1 km ) is land and 7.29 square miles (18.9 km ) (10.67%) is water. The district is bordered by Montgomery County, Maryland , to the northwest; Prince George's County, Maryland , to the east; Arlington County, Virginia , to the west; and Alexandria, Virginia , to the south. The south bank of
6834-616: The War of 1812 , British forces invaded and occupied the city after defeating an American force at Bladensburg . In retaliation for acts of destruction by American troops in the Canadas , the British set fire to government buildings in the city, gutting the United States Capitol , the Treasury Building , and the White House in what became known as the burning of Washington . However, a storm forced
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#17331066274616968-600: The Washington Metro stations and the Hirshhorn Museum and Sculpture Garden are designed with strong influence from the 20th-century Brutalism movement. The Smithsonian Institution Building is built of Seneca red sandstone in the Norman Revival style. The Old Post Office building, located on Pennsylvania Avenue and completed in 1899, was the first building in the city to have a steel frame structure and
7102-448: The world's 54th-largest urban park . Philadelphia is known for its arts, culture , cuisine , and colonial and Revolutionary-era history; in 2016, it attracted 42 million domestic tourists who spent $ 6.8 billion, representing $ 11 billion in economic impact to the city and its surrounding Pennsylvania counties. With five professional sports teams and one of the nation's most loyal and passionate fan bases, Philadelphia
7236-402: The 1850s. The Chesapeake and Ohio Canal starts in Georgetown and was used during the 19th century to bypass the Little Falls of the Potomac River, located at the northwest edge of the city at the Atlantic Seaboard fall line . The highest natural elevation in the district is 409 feet (125 m) above sea level at Fort Reno Park in upper northwest Washington, D.C. The lowest point
7370-490: The 1980s. Historic areas such as Old City and Society Hill were renovated during the reformist mayoral era of the 1950s through the 1980s, making both areas among the most desirable Center City neighborhoods. Immigrants from around the world began to enter the U.S. through Philadelphia as their gateway, leading to a reversal of the city's population decline between 1950 and 2000, during which it lost about 25 percent of its residents. Philadelphia eventually began experiencing
7504-531: The 2 square miles (5.2 km ) of Center City to the roughly 134 square miles (350 km ) of Philadelphia County . In the latter half of the 19th century and leading into the 20th century, immigrants from Russia, Eastern Europe, and Italy, and African Americans from the southern U.S. settled in the city. Philadelphia was represented by the Washington Grays in the American Civil War . The African-American population of Philadelphia increased from 31,699 to 219,559 between 1880 and 1930, largely stemming from
7638-410: The 2018 ParkScore ranking of the park systems of the nation's 100 most populous cities, according to Trust for Public Land , a non-profit organization. The National Park Service manages most of the 9,122 acres (36.92 km ) of city land owned by the U.S. government. Rock Creek Park is a 1,754-acre (7.10 km ) urban forest in Northwest Washington, which extends 9.3 miles (15.0 km) through
7772-504: The British to evacuate the city after just 24 hours. Most government buildings were repaired quickly, but the Capitol, which was largely under construction at the time, would not be completed in its current form until 1868. In the 1830s, the district's southern territory of Alexandria declined economically, due in part to its neglect by Congress. Alexandria was a major market in the domestic slave trade and pro-slavery residents feared that abolitionists in Congress would end slavery in
7906-400: The Delaware River and subdivided and resold their lots. Before Penn left Philadelphia for the final time, he issued the Charter of 1701 establishing it as a city. Though poor at first, Philadelphia became an important trading center with tolerable living conditions by the 1750s. Benjamin Franklin , a leading citizen, helped improve city services and founded new ones that were among the first in
8040-405: The District from its founding. The building of Washington likely relied in significant part on slave labor, and slave receipts have been found for the White House, Capitol Building, and establishment of Georgetown University. The city became an important slave market and a center of the nation's internal slave trade . After its survey, the new federal city was constructed on the north bank of
8174-433: The District of Columbia. Shepherd authorized large projects that modernized the city but bankrupted its government. In 1874, Congress replaced the territorial government with an appointed three-member board of commissioners. In 1888, the city's first motorized streetcars began service. Their introduction generated growth in areas of the district beyond the City of Washington's original boundaries, leading to an expansion of
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#17331066274618308-444: The Potomac River, to the east of Georgetown centered on Capitol Hill . On September 9, 1791, three commissioners overseeing the capital's construction named the city in honor of President Washington. The same day, the federal district was named Columbia, a feminine form of Columbus , which was a poetic name for the United States commonly used at that time. Congress held its first session there on November 17, 1800. Congress passed
8442-402: The Potomac River. The city was founded in 1791, and the 6th Congress held the first session in the unfinished Capitol Building in 1800 after the capital moved from Philadelphia . In 1801, the District of Columbia, formerly part of Maryland and Virginia and including the existing settlements of Georgetown and Alexandria , was officially recognized as the federal district; initially, the city
8576-399: The Residence Act, the exact location was to be selected by President George Washington , who signed the bill into law on July 16, 1790. Formed from land donated by Maryland and Virginia, the initial shape of the federal district was a square measuring 10 miles (16 km) on each side and totaling 100 square miles (259 km ). Two pre-existing settlements were included in the territory,
8710-452: The Second Continental Congress adopted the Articles of Confederation on November 15, 1777, and the city later served as the meeting place for the Constitutional Convention , which ratified the Constitution in Independence Hall in Philadelphia on September 17, 1787. Philadelphia served as capital of the United States for much of the colonial and early post-colonial periods, including for a decade, from 1790 to 1800, while Washington, D.C. ,
8844-410: The Senate, the statehood bill was introduced again in January 2023. The bill would have made D.C. into a state with one representative and two senators, with the name Washington, Douglas Commonwealth (thus keeping the same abbreviation Washington, D.C.). The legalities, reasons, and impact of statehood have been heavily debated in the 2020s. Washington, D.C., is located in the Mid-Atlantic region of
8978-423: The United States . The district is named after Columbia , the female personification of the nation . The U.S. Constitution in 1789 called for the creation of a federal district under the exclusive jurisdiction of the U.S. Congress . As such, Washington, D.C., is not part of any state , and is not one itself. The Residence Act , adopted on July 16, 1790, approved the creation of the capital district along
9112-647: The United States Constitution was ratified in 1961, granting the district three votes in the Electoral College for the election of president and vice president, but still not affording the city's residents representation in Congress. After the assassination of civil rights leader Martin Luther King Jr. on April 4, 1968, riots broke out in the city , primarily in the U Street, 14th Street, 7th Street, and H Street corridors, which were predominantly black residential and commercial areas. The riots raged for three days until more than 13,600 federal troops and Washington, D.C., Army National Guardsmen stopped
9246-522: The United States after Midtown Manhattan in New York City. Philadelphia's neighborhoods are divided into six large sections that surround Center City: North Philadelphia , Northeast Philadelphia , South Philadelphia , Southwest Philadelphia , West Philadelphia , and Northwest Philadelphia . The city's geographic boundaries have been largely unchanged since these neighborhoods were consolidated in 1854. However, each of these large areas contains numerous neighborhoods, some of whose boundaries derive from
9380-458: The already-implemented L'Enfant Plan , with the new McMillan Plan leading urban development in the city throughout the movement. Much of the old Victorian Mall was replaced with modern Neoclassical and Beaux-Arts architecture ; these designs are still prevalent in the city's governmental buildings today. Increased federal spending under the New Deal in the 1930s led to the construction of new government buildings, memorials, and museums in
9514-446: The area. Blizzards affect Washington once every four to six years on average. The most violent storms, known as nor'easters , often impact large regions of the East Coast . From January 27 to 28, 1922 , the city officially received 28 inches (71 cm) of snowfall, the largest snowstorm since official measurements began in 1885. According to notes kept at the time, the city received between 30 and 36 inches (76 and 91 cm) from
9648-464: The boroughs, townships, and other communities that constituted Pennsylvania County before their inclusion within the city. The City Planning Commission , tasked with guiding growth and development of the city, has divided the city into 18 planning districts as part of the Philadelphia2035 physical development plan. Much of the city's 1980 zoning code was overhauled from 2007 to 2012 as part of
9782-607: The capital farther west, but President Ulysses S. Grant refused to consider the proposal. In the Organic Act of 1871 , Congress repealed the individual charters of the cities of Washington and Georgetown , abolished Washington County , and created a new territorial government for the whole District of Columbia. These steps made "the city of Washington...legally indistinguishable from the District of Columbia." In 1873, President Grant appointed Alexander Robey Shepherd as Governor of
9916-585: The capital. In the Compromise of 1790 , Madison, Alexander Hamilton , and Thomas Jefferson agreed that the federal government would pay each state's remaining Revolutionary War debts in exchange for establishing the new national capital in the Southern United States . On July 9, 1790, Congress passed the Residence Act , which approved the creation of a national capital on the Potomac River . Under
10050-575: The city for its outlying railroad commuting towns and newer housing. The resulting reduction in Philadelphia's tax base and the resources of local government caused the city to struggle through a long period of adjustment, and it approached bankruptcy by the late 1980s. In 1985, the MOVE Bombing of the Cobbs Creek neighborhood by city helicopters occurred, killing 11 and destroying 61 homes. Revitalization and gentrification of neighborhoods began in
10184-517: The city's 17th century founding through the present, Philadelphia has been the birthplace or home to an extensive number of prominent and influential Americans . Prior to the arrival of Europeans in the early 17th century, the Philadelphia area was home to the Lenape Indians in the village of Shackamaxon . They were also called the Delaware Indians, and their historical territory was along
10318-556: The city's 900 acres (3.6 km ) of athletic fields and playgrounds, 40 swimming pools, and 68 recreation centers. The U.S. Department of Agriculture operates the 446-acre (1.80 km ) United States National Arboretum in Northeast Washington, D.C. Washington's climate is humid subtropical ( Köppen : Cfa ), or oceanic ( Trewartha : Do bordering Cf downtown). Winters are cool to cold with some snow of varying intensity, while summers are hot and humid. The district
10452-696: The city's classical-style architecture include buildings constructed in the French Second Empire style, including the Eisenhower Executive Office Building , and the modernist Watergate complex . The Thomas Jefferson Building , the main Library of Congress building, and the historic Willard Hotel are built in Beaux-Arts style , popular throughout the world in the late nineteenth and early twentieth centuries. Meridian Hill Park contains
10586-456: The city's director of public safety, but political pressure still prevented long-term success in fighting crime and corruption. In 1940, non-Hispanic whites constituted 86.8% of the city's population. In 1950, the population peaked at more than two million residents, then began to decline with the restructuring of industry that led to the loss of many middle-class union jobs. In addition, suburbanization enticed many affluent residents to depart
10720-399: The city's tallest building. The Comcast Technology Center was completed in 2018, reaching a height of 1,121 ft (342 m), as the tallest building in the United States outside of Manhattan and Chicago. For much of Philadelphia's history, the typical home has been the row house . The row house was introduced to the United States via Philadelphia in the early 19th century and, for
10854-511: The city's total park space, including municipal, state, and federal parks in the city, amounts to 11,211 acres (17.5 sq mi). Philadelphia's largest park is Fairmount Park , which includes the Philadelphia Zoo and encompasses 2,052 acres (3.2 sq mi) of the total parkland. Fairmount Park's adjacent Wissahickon Valley Park contains 2,042 acres (3.2 sq mi). Fairmount Park, when combined with Wissahickon Valley Park,
10988-403: The city, Philadelphia is one of the nation's leading centers for higher education and academic research . The city is a national cultural center, hosting more outdoor sculptures and murals than any other city in the nation. Fairmount Park , when combined with adjacent Wissahickon Valley Park in the same watershed , is 2,052 acres (830 ha), representing one of the nation's largest and
11122-421: The city, was then tasked with completing its design. Though Ellicott revised the original L'Enfant plans, including changing some street patterns, L'Enfant is still credited with the city's overall design. By the early 20th century, however, L'Enfant's vision of a grand national capital was marred by slums and randomly placed buildings in the city, including a railroad station on the National Mall. Congress formed
11256-584: The city. Many of the government buildings, monuments, and museums along the National Mall and surrounding areas are heavily inspired by classical Roman and Greek architecture. The designs of the White House, the U.S. Capitol, Supreme Court Building , Washington Monument , National Gallery of Art , Lincoln Memorial, and Jefferson Memorial are all heavily drawn from these classical architectural movements and feature large pediments, domes, columns in classical order, and heavy stone walls. Notable exceptions to
11390-462: The city. Precipitation occurs throughout the year. The highest recorded temperature was 106 °F (41 °C) on August 6, 1918, and on July 20, 1930. The lowest recorded temperature was −15 °F (−26 °C) on February 11, 1899 , right before the Great Blizzard of 1899 . During a typical year, the city averages about 37 days at or above 90 °F (32 °C) and 64 nights at or below
11524-676: The city. The Liberty Bell was taken to Zion German Reformed Church in Northampton Town, which is present-day Allentown , where it was hidden under the church's floor boards for nine months from September 1777 until the British Army's departure from Philadelphia in June 1778. Two Revolutionary War battles, the Siege of Fort Mifflin , fought between September 26 and November 16, 1777, and the Battle of Germantown , fought on October 4, 1777, took place within Philadelphia's city limits. In Philadelphia,
11658-590: The colonies made it a natural center for America's revolutionaries . By the 1750s, Philadelphia surpassed Boston as the largest city and busiest port in British America , and the second-largest city in the entire British Empire after London . In 1774, as resentment of British colonial practices and support for independence was burgeoning in the colonies, Philadelphia hosted the First Continental Congress . From 1775 to 1781, Philadelphia hosted
11792-466: The colony. Penn made a treaty of friendship with Lenape chief Tammany under an elm tree at Shackamaxon , in what is now the city's Fishtown neighborhood. Penn named the city Philadelphia, which is Greek for "brotherly love", derived from the Ancient Greek terms φίλος phílos (beloved, dear) and ἀδελφός adelphós (brother, brotherly). There were a number of cities named Philadelphia in
11926-402: The country, and the first Black Episcopal Church . The free Black community also established many schools for its children with the help of Quakers . Large-scale construction projects for new roads, canals , and railroads made Philadelphia the first major industrial city in the United States. Throughout the 19th century, Philadelphia hosted a variety of industries and businesses; the largest
12060-486: The creation of five public parks in the city which were renamed in 1824. Centre Square was renamed Penn Square ; Northeast Square was renamed Franklin Square ; Southeast Square was renamed Washington Square ; Southwest Square was renamed Rittenhouse Square ; and Northwest Square was renamed Logan Circle/Square . Center City had an estimated 183,240 residents as of 2015 , making it the second-most populated downtown area in
12194-477: The district . Alexandria's citizens petitioned Virginia to retake the land it had donated to form the district, a process known as retrocession . The Virginia General Assembly voted in February 1846, to accept the return of Alexandria. On July 9, 1846, Congress went further, agreeing to return all territory that Virginia had ceded to the district during its formation. This left the district's area consisting only of
12328-537: The district over the next few decades. Georgetown's street grid and other administrative details were formally merged with those of the City of Washington in 1895. However, the city had poor housing and strained public works, leading it to become the first city in the nation to undergo urban renewal projects as part of the City Beautiful movement in the early 20th century. The City Beautiful movement built heavily upon
12462-425: The district since 1973, though Congress retains the power to overturn local laws. Washington, D.C., residents are, on the federal level, politically disenfranchised since the city's residents do not have voting representation in Congress; the city's residents elect a single non-voting congressional delegate to the U.S. House of Representatives. The city's voters choose three presidential electors in accordance with
12596-515: The district, though the chairman of the House Subcommittee on District Appropriations, Ross A. Collins of Mississippi , justified cuts to funds for welfare and education for local residents by saying that "my constituents wouldn't stand for spending money on niggers." World War II led to an expansion of federal employees in the city; by 1950, the district's population reached its peak of 802,178 residents. The Twenty-third Amendment to
12730-600: The first modern International Style skyscraper in the United States, the PSFS Building , designed by George Howe and William Lescaze . The 548 ft (167 m) City Hall remained the tallest building in the city until 1987 when One Liberty Place was completed. Numerous glass and granite skyscrapers were built in Center City beginning in the late 1980s. In 2007, the Comcast Center surpassed One Liberty Place to become
12864-530: The first official World's fair in the U.S. Immigrants, mostly from Ireland and Germany, settled in Philadelphia and the surrounding districts. These immigrants were largely responsible for the first general strike in North America in 1835, in which workers in the city won the ten-hour workday. The city was a destination for thousands of Irish immigrants fleeing the Great Famine in the 1840s; housing for them
12998-666: The first to use electrical wiring in its design. Notable contemporary residential buildings, restaurants, shops, and office buildings in the city include the Wharf on the Southwest Waterfront , Navy Yard along the Anacostia River , and CityCenterDC in Downtown . The Wharf has seen the construction of several high-rise office and residential buildings overlooking the Potomac River . Additionally, restaurants, bars, and shops have been opened at street level. Many of these buildings have
13132-404: The freezing mark (32 °F or 0 °C). On average, the first day with a minimum at or below freezing is November 18 and the last day is March 27. Washington, D.C., was a planned city , and many of the city's street grids were developed in that initial plan. In 1791, President George Washington commissioned Pierre Charles L'Enfant , a French-born military engineer and artist, to design
13266-604: The intersection of Germantown Avenue and Bethlehem Pike at: 40.07815 N, 75.20747 W. Philadelphia is located on the Atlantic Seaboard Fall Line that separates the Atlantic Plain from the Piedmont . The Schuylkill River's rapids at East Falls were inundated by completion of the dam at Fairmount Water Works . The city is the seat of its own county . The city is bordered by six adjacent counties: Montgomery to
13400-551: The last occurrence of such a temperature being July 21, 2019. The lowest officially recorded temperature was −11 °F (−24 °C) on February 9, 1934. Temperatures at or below 0 °F (−18 °C) are rare, with the last such occurrence being January 19, 1994 . The record low maximum is 5 °F (−15 °C) on February 10, 1899, and December 30, 1880. The record high minimum is 83 °F (28 °C) on July 23, 2011, and July 24, 2010. See or edit raw graph data . Philadelphia County received an ozone grade of F and
13534-540: The late 1970s and continues into the 21st century with much of the development occurring in the Center City and University City neighborhoods. But this expanded a shortage of affordable housing in the city. After many manufacturers and businesses left Philadelphia or shut down, the city started attracting service businesses and began to market itself more aggressively as a tourist destination. Contemporary glass-and-granite skyscrapers were built in Center City beginning in
13668-542: The nation's largest industry associations, non-profit organizations, and think tanks , D.C. is known as a lobbying hub, with K Street as the industry center. The city had 20.7 million domestic visitors and 1.2 million international visitors, ranking seventh among U.S. cities as of 2022. The Algonquian -speaking Piscataway people , also known as the Conoy, inhabited the lands around the Potomac River and present-day Washington, D.C., when Europeans first arrived and colonized
13802-927: The nation, including a fire company , library , and hospital . A number of philosophical societies were formed, which were centers of the city's intellectual life, including the Philadelphia Society for Promoting Agriculture (1785), the Pennsylvania Society for the Encouragement of Manufactures and the Useful Arts (1787), the Academy of Natural Sciences (1812), and the Franklin Institute (1824). These societies developed and financed new industries that attracted skilled and knowledgeable immigrants from Europe. Philadelphia's importance and central location in
13936-463: The need for the national government not to rely on any state for its own security. Article One, Section Eight of the Constitution permits the establishment of a "District (not exceeding ten miles square) as may, by cession of particular states, and the acceptance of Congress, become the seat of the government of the United States". However, the constitution does not specify a location for
14070-496: The new capital. He enlisted the help of Isaac Roberdeau, Étienne Sulpice Hallet and Scottish surveyor Alexander Ralston to help lay out the city plan. The L'Enfant Plan featured broad streets and avenues radiating out from rectangles, providing room for open space and landscaping. L'Enfant was also provided a roll of maps by Thomas Jefferson depicting Frankfurt, Amsterdam, Strasbourg, Paris, Orleans, Bordeaux, Lyon, Marseille, Turin, and Milan. L'Enfant's design also envisioned
14204-541: The north and south sides of the National Mall, respectively, are home to many of Washington's iconic museums, including many Smithsonian Institution buildings and the National Archives Building . Washington hosts 177 foreign embassies ; these maintain nearly 300 buildings and more than 1,600 residential properties, many of which are on a section of Massachusetts Avenue informally known as Embassy Row . The architecture of Washington, D.C., varies greatly and
14338-449: The northwest; Bucks to the north and northeast; Burlington County, New Jersey to the east; Camden County, New Jersey to the southeast; Gloucester County, New Jersey to the south; and Delaware County to the southwest. Philadelphia was created in the 17th century, following the plan by William Penn 's surveyor Thomas Holme . Center City is structured with long, straight streets running nearly due east–west and north–south, forming
14472-404: The number of blocks away from the Capitol. Most streets are set out in a grid pattern with east–west streets named with letters (e.g., C Street SW), north–south streets with numbers (e.g., 4th Street NW), and diagonal avenues, many of which are named after states . The City of Washington was bordered on the north by Boundary Street (renamed Florida Avenue in 1890); Rock Creek to the west, and
14606-563: The port of Georgetown , founded in 1751, and the port city of Alexandria, Virginia , founded in 1749. In 1791 and 1792, a team led by Andrew Ellicott , including Ellicott's brothers Joseph and Benjamin and African American astronomer Benjamin Banneker , whose parents had been enslaved, surveyed the borders of the federal district and placed boundary stones at every mile point; many of these stones are still standing. Both Maryland and Virginia were slave states , and slavery existed in
14740-472: The portion originally donated by Maryland. Confirming the fears of pro-slavery Alexandrians, the Compromise of 1850 outlawed the slave trade in the district, although not slavery itself. The outbreak of the American Civil War in 1861 led to the expansion of the federal government and notable growth in the city's population, including a large influx of freed slaves. President Abraham Lincoln signed
14874-526: The region in the early 17th century. The Nacotchtank , also called the Nacostines by Catholic missionaries , maintained settlements around the Anacostia River in present-day Washington, D.C. Conflicts with European colonists and neighboring tribes ultimately displaced the Piscataway people, some of whom established a new settlement in 1699 near Point of Rocks, Maryland . Nine cities served as capitals to
15008-745: The second half of the 19th century. His contemporaries included John McArthur Jr. , Addison Hutton , Wilson Eyre , the Wilson Brothers , and Horace Trumbauer . In 1871, construction began on the Second Empire -style Philadelphia City Hall . The Philadelphia Historical Commission was created in 1955 to preserve the cultural and architectural history of the city. The commission maintains the Philadelphia Register of Historic Places , adding historic buildings, structures, sites, objects and districts as it sees fit. In 1932, Philadelphia became home to
15142-592: The situation did not change substantially until 1682, when the area was included in William Penn 's charter for Pennsylvania. In 1681, in partial repayment of a debt, Charles II of England granted Penn a charter for what would become the Pennsylvania colony . Despite the royal charter, Penn bought the land from the local Lenape in an effort to establish good terms with the Native Americans and ensure peace for
15276-467: The spine of the north–south highway system along the U.S. East Coast . Philadelphia is a city of many firsts, including the nation's first library (1731), hospital (1751), medical school (1765), national capital (1774), university (by some accounts) (1779), central bank (1781), stock exchange (1790), zoo (1874), and business school (1881). Philadelphia contains 67 National Historic Landmarks , including Independence Hall . From
15410-477: The stadium's name was changed to Yellow Trojan Field. As of 2017, a Dollar Tree store and rowhouses occupy the site. †= Team's stadium under construction or refurbishment at time 1 = A team used the stadium when their permanent stadium was unable to be used as a result of damage. 40°01′37″N 75°03′50″W / 40.0269°N 75.0638°W / 40.0269; -75.0638 Philadelphia Philadelphia , colloquially referred to as Philly ,
15544-739: The structure, forcing the Yellow Jackets to play their remaining home games at the Baker Bowl and Municipal Stadium , before disbanding during the 1931 season. The site was purchased in 1933 by the Franklin Legion Athletic Association, who demolished the structure to build the Franklin Legion Athletic Field. When the Frankford Legion AA reorganized as the Northeast Philadelphia AA later that year,
15678-493: The surrounding Delaware Valley in the early 17th century. The first settlements were founded by Dutch colonists , who built Fort Nassau on the Delaware River in 1623 in what is now Brooklawn, New Jersey . The Dutch considered the entire Delaware River valley to be part of their New Netherland colony. In 1638, Swedish settlers led by renegade Dutch established the colony of New Sweden at Fort Christina , located in present-day Wilmington, Delaware , and quickly spread out in
15812-522: The ten largest combined statistical areas (CSAs) were ranked higher for ozone: Los Angeles (1st), New York City (9th), Houston (12th), Dallas (13th), and San Jose, California (18th). Many smaller CSAs were also ranked higher for ozone, including Sacramento (8th), Las Vegas (10th), Denver (11th), El Paso (16th), and Salt Lake City (20th). Only two of those same ten CSAs, San Jose and Los Angeles, were ranked higher than Philadelphia for both year-round and short-term particle pollution. As of
15946-606: The upper Ohio River basin. Following the American Revolutionary War and subsequent formation of an independent United States, the Lenape began moving further west. In the 1860s, the United States government sent most remaining Lenape in the eastern United States to the Indian Territory in present-day Oklahoma and surrounding territories as part of the Indian removal policy. Europeans first entered Philadelphia and
16080-515: The use of Congress be erected on the banks of the Delaware near Trenton , or of the Potomac , near Georgetown , provided a suitable district can be procured on one of the rivers as aforesaid, for a federal town". In Federalist No. 43 , published January 23, 1788, James Madison argued that the new federal government would need authority over a national capital to provide for its own maintenance and safety. The Pennsylvania Mutiny of 1783 emphasized
16214-567: The valley. In 1644, New Sweden supported the Susquehannocks in their war against Maryland colonists. In 1648, the Dutch built Fort Beversreede on the west bank of the Delaware, south of the Schuylkill River near the present-day Eastwick section of Philadelphia, to reassert their dominion over the area. The Swedes responded by building Fort Nya Korsholm , or New Korsholm , named after
16348-442: The violence. Many stores and other buildings were burned, and rebuilding from the riots was not completed until the late 1990s. In 1973, Congress enacted the District of Columbia Home Rule Act providing for an elected mayor and 13-member council for the district. In 1975, Walter Washington became the district's first elected and first black mayor. Since the 1980s, the D.C. statehood movement has grown in prominence. In 2016,
16482-532: The width of the adjacent street plus 20 feet (6.1 m). Despite popular belief, no law has ever limited buildings to the height of the United States Capitol or the 555-foot (169 m) Washington Monument , which remains the district's tallest structure. City leaders have cited the height restriction as a primary reason that the district has limited affordable housing and its metro area has suburban sprawl and traffic problems. Washington, D.C., still has
16616-491: The year. The average window for freezing temperatures is November 6 to April 2, allowing a growing season of 217 days. Early fall and late winter are generally dry, with February having the lowest average precipitation at 2.75 inches (70 mm). The dewpoint in the summer averages between 59.1 and 64.5 °F (15 and 18 °C). The highest recorded temperature was 106 °F (41 °C) on August 7, 1918. Temperatures at or above 100 °F (38 °C) are not common, with
16750-486: Was 30.7 in (78 cm), which occurred in January 1996. Precipitation is generally spread throughout the year, with eight to eleven wet days per month, at an average annual rate of 44.1 inches (1,120 mm), but historically ranging from 29.31 in (744 mm) in 1922 to 64.33 in (1,634 mm) in 2011. The most rain recorded in one day occurred on July 28, 2013, when 8.02 in (204 mm) fell at Philadelphia International Airport . Philadelphia has
16884-456: Was a separate settlement within the larger district. In 1846, Congress returned the land originally ceded by Virginia , including the city of Alexandria. In 1871, it created a single municipality for the remaining portion of the district. There have been several unsuccessful efforts to make the district into a state since the 1880s; a statehood bill passed the House of Representatives in 2021 but
17018-413: Was being constructed and prepared to serve as the new national capital. In 1793, the largest yellow fever epidemic in U.S. history killed approximately 4,000 to 5,000 people in Philadelphia, or about ten percent of the city's population at the time. The capital of the United States was moved to Washington, D.C. in 1800 upon completion of the White House and U.S. Capitol buildings. The state capital
17152-506: Was developed south of South Street and later occupied by succeeding immigrants. They established a network of Catholic churches and schools and dominated the Catholic clergy for decades. Anti- Irish , anti-Catholic nativist riots erupted in Philadelphia in 1844. The rise in population of the surrounding districts helped lead to the Act of Consolidation of 1854 , which extended the city limits from
17286-477: Was dominated by Georgian architecture , including Independence Hall and Christ Church . In the first decades of the 19th century, Federal and Greek Revival architecture were the dominant styles produced by Philadelphia architects such as Benjamin Latrobe , William Strickland , John Haviland , John Notman , Thomas Walter , and Samuel Sloan . Frank Furness is considered Philadelphia's greatest architect of
17420-604: Was founded in 1682 by William Penn , an English Quaker and advocate of religious freedom , and served as the capital of the Pennsylvania Colony during the British colonial era . The city went on to play a historic and vital role during the American Revolution and Revolutionary War , serving as the central meeting place for the nation's founding fathers , hosting the First Continental Congress in 1774, preserving
17554-515: Was moved from Philadelphia to Lancaster in 1799, then ultimately to Harrisburg in 1812. Philadelphia remained the nation's largest city until the late 18th century. It also was the nation's financial and cultural center until ultimately being eclipsed in total population by New York City in 1790. In 1816, the city's free Black community founded the African Methodist Episcopal Church , the first independent Black denomination in
17688-597: Was not adopted by the U.S. Senate . To become law it would have to be passed by the Senate and signed by president; it would have renamed the city Washington, Douglas Commonwealth and shrunk the Federal District to about the size of the national mall. Designed in 1791 by Pierre Charles L'Enfant , the city is divided into quadrants , which are centered around the Capitol Building and include 131 neighborhoods . As of
17822-406: Was one of more than 36 industrial cities nationally to suffer a race riot during Red Summer in post- World War I unrest as recent immigrants competed with Blacks for jobs. In the 1920s, the public flouting of Prohibition laws, organized crime , mob violence, and corrupt police involvement in illegal activities led to the appointment of Brig. Gen. Smedley Butler of the U.S. Marine Corps as
17956-674: Was the textile industry . Major corporations in the 19th and early 20th centuries included the Baldwin Locomotive Works , William Cramp & Sons Shipbuilding Company , and the Pennsylvania Railroad . Established in 1870, the Philadelphia Conveyancers' Association was chartered by the state in 1871. Along with the U.S. Centennial in 1876, the city's industry was celebrated in the Centennial Exposition ,
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