A metropolitan area or metro is a region consisting of a densely populated urban agglomeration and its surrounding territories which share industries , commercial areas , transport network , infrastructures and housing . A metropolitan area usually comprises multiple principal cities , jurisdictions and municipalities : neighborhoods , townships , boroughs , cities , towns , exurbs , suburbs , counties , districts and even states and nations in areas like the eurodistricts . As social, economic and political institutions have changed, metropolitan areas have become key economic and political regions.
55-467: The Montgomery, Alabama Metropolitan Statistical Area (commonly known as the Tri-Counties or the River Region ) is a metropolitan area in central Alabama . As of 2020, the MSA had a population of 386,047, ranking it 142nd among United States Metropolitan Statistical Areas. That number is up +3.07% from the 2010 census number of 374,536. As of the census of 2000, there were 346,528 people, 129,717 households, and 90,298 families residing within
110-678: A July 1, 2009 estimate placed the population at 417,965). In 2013, the United States Office of Management and Budget removed the Alexander City Micropolitan Statistical Area and Montgomery-Alexander City Combined Statistical Area from the list of metropolitan areas. In September of 2018 the OMB reinstated Montgomery CSA. Officially named the Montgomery–Selma–Alexander City, AL CSA , it consisted of
165-408: A central city and its suburbs, which may or may not include the entirety of a metropolitan area. Population figures given for one metro area can vary by millions. There has been no significant change in the basic concept of metropolitan areas since its adoption in 1950, although significant changes in geographic distributions have occurred since then, and more are expected. Because of the fluidity of
220-677: A city"), plural: aires d'attraction des villes . The official translation of this statistical area in English (as used by INSEE) is "functional area". The AAV follows the same definition as the Functional Urban Area (FUA) used by Eurostat and the OECD , and the AAVs are thus strictly comparable to the FUAs. The AAV replaced in 2020 the metropolitan statistical area called aire urbaine (AU). The AU, which
275-658: A district in Kocaeli province and thus in the jurisdiction of the Kocaeli Metropolitan Municipality, is arguably within the metro area of Istanbul with many of its residents commuting to Istanbul for work and the Marmaray, a commuter rail line, extending into the district. The district however, as previously mentioned, is not a part of Istanbul's provincial limits, and thus not subject to the jurisdiction of its metropolitan municipality. The word metropolitan (municipality)
330-431: A harmonised definition of the metropolitan area, and the goal was to have an area from which a significant share of the residents commute into the city, a concept known as the "functional urban region". France's national statistics office, INSEE , names an urban core and its surrounding area of commuter influence an aire d'attraction d'une ville [ fr ] (or AAV, literally meaning "catchment area of
385-577: A high degree of economic and social integration with the core as measured by commuting ties. The OMB then defines a Combined Statistical Area as consisting of various combinations of adjacent metropolitan and micropolitan statistical areas with economic ties measured by commuting patterns. The Office of Management and Budget further defines a core-based statistical area (CBSA) to be a geographical area that consists of one or more counties (or equivalents) anchored by an urban center of at least 10,000 people plus adjacent counties that are socioeconomically tied to
440-522: A metropolitan area, it is sufficient that a city or cities form a nucleus with which other areas have a high degree of integration. A metropolitan area is commonly known and characterized by a high concentration in service sector labor and enterprises. Macroeconomics views metropolitan areas as trade regions of economic significance. The Greater Johannesburg metropolitan area is the fourth largest metropolitan area in South Africa . Its population
495-467: A normal Italian province. The list of metropolitan areas in Sweden is collated based on statistics of commuting between central municipalities and surrounding municipalities and taking into account existing planning cooperation in the country's three geographic regions. They were defined around 1965. In 2005, a number of further municipalities were added to the defined areas. The word metropolitan describes
550-469: A population exceeding one million as a metropolitan area as per the Code of Criminal Procedure, 1973 . In Indonesia , the government of Indonesia defines a metropolitan area as an urban agglomeration where its spatial planning is prioritised due to its highly important influence on the country. Jakarta , Surabaya , Bandung , Semarang , Medan , Makassar , Palembang are important metropolitan area in
605-465: A similar attraction at a smaller scale for a region, the concept of a regiopolis and a respective regiopolitan area, or regio, was introduced by German professors in 2006. In the United States, the term micropolitan statistical area is used. A metropolitan area combines an urban agglomeration with the contiguous built-up areas, which are not necessarily urban in character but are closely bound to
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#1732851314258660-523: Is a metropolitan area in the United Arab Emirates. It consists of the combined, greater urban areas of Dubai, Ajman, and Sharjah. The urban areas at the northeast end of Dubai flow into those of Sharjah, which in turn are contiguous with those of Ajman. The total population is about 5.9 million people as of 2023 The European Union 's statistical agency Eurostat has created a concept named larger urban zone (LUZ). The LUZ represents an attempt at
715-466: Is generally only used as an administrative distinction in Turkey. The United Kingdom 's Office for National Statistics defines " travel to work areas " as areas where "at least 75% of an area's resident workforce work in the area and at least 75% of the people who work in the area also live in the area". The European Union 's ESPON group has compiled a separate list of metropolitan areas which covers
770-563: Is located in Luzon ), Metro Cebu (which is located in Visayas ), Metro Davao (which is located in Mindanao ), and Greater Manila Area (which is the largest metropolitan area of Manila ). The official definition of each area does not necessarily follow the actual extent of continuous urbanization. For example, the built-up area of Metro Manila has long spilled out of its officially defined borders into
825-572: Is not tabulated on the level of these Areas, but instead at the municipality or state level. In Canada, a census metropolitan area (CMA) or census agglomeration (CA) consists of one or more neighboring municipalities centered around a core population. A CMA requires a total population of at least 100,000, with 50,000 or more residing in the core, while a CA requires a core population of at least 10,000. Both are determined using data from Canada's Census of Population Program, and surrounding municipalities must demonstrate strong economic integration with
880-450: Is the historical city centre and the cultural and commercial centre. Historically, the CBD often occupied one portion of the city centre. In recent years, larger cities have often developed CBDs or financial districts that occupy a part of the city centre or are outside the historical city centre completely. For example, Beijing's historical city centre is defined by the former city walls and remains
935-553: Is widely used to refer to the city centre, but usage of the term "City Centre" is increasing, especially in Melbourne . In South Africa , "CBD" is used in formal contexts, but in informal contexts, the city centre is referred to as "town", and despite the growth of decentralised CBDs such as Sandton and uMhlanga "town" continues to refer to the original CBDs of cities. In many cities, the Central Business District (CBD)
990-402: Is within the city centre, but the concept "city centre" differs from the CBD. The concept of the "CBD" revolves solely around economic and financial power, but the "city centre" also includes historical, political, and cultural factors. A clear example is Paris : La Défense is the central business district of Paris , but it is not the city centre. In most larger and/or older cities, the CBD and
1045-585: The International Labour Organization , the OECD , and the World Bank have agreed on a common methodological framework for delimitation of urban and rural areas, which contains a definition of metropolitan areas called the Functional urban area . It is defined as a city and its commuting zone, which is a contiguous area of spatial units that have at least 15% of their employed residents working in
1100-742: The Islamabad Capital Territory ; two are located in Sindh , including Karachi , the largest metropolitan area in the country, and Hyderabad ; one in Khyber Pakhtunkhwa : Peshawar ; and the final in Balochistan : Quetta . The Philippines currently has three metropolitan areas defined by the National Economic and Development Authority (NEDA). These metropolitan areas are separated into three main geographical areas; Metro Manila (which
1155-773: The Paris metropolitan area ( Paris ). In other cases, metropolitan areas contain multiple centers of equal or close to equal importance, especially in the United States; for example, the Dallas–Fort Worth metropolitan area has eight principal cities. The Islamabad–Rawalpindi metropolitan area in Pakistan, the Rhine-Ruhr in Germany, and the Randstad in The Netherlands are other examples. In
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#17328513142581210-834: The Talladega–Sylacauga Micropolitan Statistical Area . The current CSA ( Montgomery–Selma, AL CSA ) consists of one metropolitan area and one micropolitan area, totaling five counties: For the first half of the 20th century, the Montgomery metropolitan area leaned towards the Democratic Party, as did the rest of the Solid South . It was one of the first regions in Alabama to flip towards the Republican Party, narrowly voting for Richard Nixon in 1960. With
1265-579: The United States , the concept of metropolitan statistical areas has gained prominence. The area of the Greater Washington metropolitan area is an example of statistically grouping independent cities and county areas from various states to form a larger city because of proximity, history and recent urban convergence. Metropolitan areas may themselves be part of a greater megalopolis . For urban centres located outside metropolitan areas that generate
1320-460: The United States , the term " downtown " is commonly used to denote a city centre, and in Canada the terms "city centre" and "downtown" are used interchangeably, most notable in the modern, purpose-built cores of former boroughs or newer suburban cities that had no traditional urban core (i.e. North York City Centre and Mississauga City Centre ). In Australia , the term " Central Business District "
1375-572: The 4 county Montgomery MSA, the Selma, AL ( Dallas County ) micropolitan area, and a re-added Alexander City ( Coosa County and Tallapoosa County) micropolitan area. This seven-county area was, to date, the largest extent of the Montgomery area. When the OMB revised its definitions in 2023, Alexander City was again removed from the CSA with Tallapoosa County added to the nearby Columbus–Auburn–Opelika combined statistical area and with Coosa County becoming part of
1430-760: The Bio Bio Region, with a population of about a million people living in it. Smaller "metropolitan" areas are known as conurbations. Conurbaciones tend to have a bit over 200.000 inhabitants to be considered as such. An example is the Conurbacion de Rancagua, which considers the area shared by the city of Rancagua, and the adjacent smaller towns of Machalí, Gultro and Graneros. Metropolitan areas are known as zonas metropolitanas in Mexico. The National Population Council (CONAPO) defines them as: As of 2018, there are 74 zonas metropolitanas in Mexico. 75.1 million people, 62.8% of
1485-567: The Cultivation and Development of Modern Metropolitan Areas ( 关于培育发展现代化都市圈的指导意见 ) on Feb 19, 2019, in which a metropolitan area was defined as "an urbanized spatial form in a megalopolis dominated by (a) supercity(-ies) or megacity(-ies), or a large metropolis playing a leading part, and within the basic range of 1-hour commute area." In India , a metropolitan city is defined as one with a population more than four million. In policing jurisdiction, state governments can declare any city or town with
1540-506: The Greater Johannesburg metropolitan area houses roughly ten times the population of its core municipal city of Johannesburg , which contained 957,441 people as of the 2011 census. The IBGE defines also "Immediate Geographic Areas" (formerly termed microregions ) which capture the region "surrounding urban centers for the supply of immediate needs of the population". Intended for policy planning purposes, as of March 2021 census data
1595-531: The MSA was $ 16,996. The original Montgomery – Alexander City Combined Statistical Area (CSA) was made up of six counties in central Alabama. The statistical area included the Montgomery Metropolitan Statistical area and the former Alexander City Micropolitan Statistical Area , composed of Coosa and Tallapoosa Counties. As of the 2000 Census, the CSA had a population of 400,205 (though
1650-474: The MSA. The racial makeup of the MSA was 57.32% White , 40.27% African American , 0.31% Native American , 0.77% Asian , 0.03% Pacific Islander , 0.37% from other races , and 0.94% from two or more races. Hispanic or Latino of any race were 1.20% of the population. The median income for a household in the MSA was $ 35,567, and the median income for a family was $ 42,304. Males had a median income of $ 31,881 versus $ 22,995 for females. The per capita income for
1705-511: The U.S. and seven for Puerto Rico) and 541 Micropolitan Statistical Areas (μSAs – 536 for the U.S. and five for Puerto Rico). The 169 Combined Statistical Areas (166 for the U.S. and three for Puerto Rico) each comprise two or more adjacent Core Based Statistical Areas. The Office of Management and Budget defines a Metropolitan Statistical Area as one or more adjacent counties or county equivalents that have at least one urban area of at least 50,000 population, plus adjacent territory that has
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1760-653: The UK. Urban core A city centre is the commercial , cultural and often the historical, political , and geographic heart of a city . The term "city centre" is primarily used in British English , and closely equivalent terms that exist in other languages, such as " centre-ville " in French, Stadtzentrum in German, or shìzhōngxīn ( 市中心 ) in Chinese. In the United States ,
1815-424: The United States are delineated around the core of a core based statistical area which is defined as an urban area , (this is different than the urban core ) and consists of central and outlying counties, as the terms central city and suburb are no longer used by the census bureau due to suburbanization of employment. In other countries metropolitan areas are sometimes anchored by one central city such as
1870-574: The adjacent provinces of Bulacan , Rizal , Laguna , and Cavite known as Greater Manila Area . The number of metropolitan areas in the Philippines was reduced from 13 in 2007 to the current three based from the 2017–2022 Philippine Development Plan by NEDA. The other 10 metropolitan areas were Metro Angeles , Metro Bacolod , Metro Baguio , Metro Batangas , Metro Cagayan de Oro , Metro Dagupan , Metro Iloilo–Guimaras , Metro Butuan , Metro Naga , and Metro Olongapo . Dubai - Sharjah - Ajman (DSA)
1925-656: The center by employment or other commerce. These outlying zones are sometimes known as a commuter belt and may extend well beyond the urban zone to other political entities. For example, East Hampton, New York , on Long Island is considered part of the New York metropolitan area . In 2020, the European Commission , the Food and Agriculture Organization , the United Nations Human Settlements Programme ,
1980-565: The central municipality governing local services in a province with more than 750.000 residents in Turkey , like Istanbul and its metropolitan municipality, the Istanbul Metropolitan Municipality . There are 30 officially defined "metropolitan municipalities" in Turkey. This classification, however, is only used for administrative purposes, and sometimes contradicts the colloquial use of the term "metro area". As an example, Gebze,
2035-417: The city centre and the CBD are geographically separately identified. The term "CBD" is not often used in the capital Canberra , where the primary activity is government; its "city centre" is usually identified as the district called " City " or "Civic". In Chinese , the urban centre of a city is called the "city centre" or "urban core" ( Chinese : 市中心 ; pinyin : shì zhōngxīn ). In many cities, it
2090-479: The city centre will only partially overlap, if at all. A city centre is often the first settled part of a city, which can make it the most historical part of a city. In most Australian cities, the city centre to some extent coincides with the central business district , with the result that "the City", "city centre", and "central business district" or "CBD" are regarded as near-synonyms. However, in some Australian cities,
2145-426: The city centre. Amsterdam is a clear example of the city centre and the central business district not being the same area. The city centre of Amsterdam is Centrum , the historical heart of the city, but the CBD areas of Amsterdam are Omval in the southeast and Zuidas , in the south. Additionally, Westpoort serves as the city's industrial park . Because of the bombardment of Rotterdam during World War II, with
2200-481: The city. In practice, the parameters of metropolitan areas, in both official and unofficial usage, are not consistent. Sometimes they are little different from an urban area, and in other cases, they cover broad regions that have little relation to a single urban settlement; comparative statistics for metropolitan areas should take this into account. The term metropolitan can also refer to a county -level municipal government structure, with some shared services between
2255-641: The core, measured by commuting patterns. There are three metropolitan areas in Chile, the biggest and most important one is the Gran Santiago in the Santiago Metropolitan Region, with over 7 million inhabitants, making it the largest and most populated urban area in Chile. The other two metro areas are Gran Valparaiso in the Valparaiso Region with almost a million inhabitants, and Gran Concepción in
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2310-542: The country population, live within a metropolitan area. As of February 28, 2013, the United States Office of Management and Budget (OMB) defined 1,098 statistical areas for the metropolitan areas of the United States and Puerto Rico . These 1,098 statistical areas comprise 929 Core-Based Statistical Areas (CBSAs) and 169 Combined Statistical Areas (CSAs). The 929 Core-Based Statistical Areas are divided into 388 Metropolitan Statistical Areas (MSAs – 381 for
2365-548: The country. For urban centers outside metropolitan areas, that generate a similar attraction at smaller scale for their region, the concept of the Regiopolis and respectively regiopolitan area or region was introduced by German professors in 2006. In 2001 Italy transformed 14 provinces of some of the country's largest cities into Metropolitan Cities . Therefore, the territory of the Metropolitan City corresponds to that of
2420-524: The country. Currently, there are 10 metropolitan cities in Indonesia that have been recognized by the government. https://en.wikipedia.org/wiki/Category:Metropolitan_areas_of_Malaysia Pakistan has nine metropolitan areas with populations greater than a million. Five of these are entirely in Punjab including Lahore , Faisalabad , Gujranwala , Multan ; one ( Islamabad-Rawalpindi is split between Punjab and
2475-1131: The functional extent of a city as it contains the majority of the commuting population. GCCSAs replaced "Statistical Divisions" used until 2011. Other metropolitan areas in Australia include cross border cities or continuous built-up areas between two or more cities that are connected by an extensive public transport network that allows for commuting for work or services. In Bangladesh , the large population centres which have significant financial, political and administrative importance are considered to be as Metropolitan cities, which are governed by City Corporations . In total, there are 12 city corporations in Bangladesh. 4 of them ( Dhaka North City Corporation , Dhaka South City Corporation , Narayanganj City Corporation , Gazipur City Corporation ) are part of Dhaka Metropolitan Area . In China , there used to be no clear distinction between megalopolis ( 城市群 , lit. city cluster) and metropolitan area ( 都市圈 ) until National Development and Reform Commission issued Guidelines on
2530-514: The loss of its historical core, the city centre and the CBD are the same area in Rotterdam . City centre and central business district are used interchangeably in New Zealand for any urban area that had city status prior to the 1989 local government reorganisation which saw many city councils amalgamate with surrounding boroughs, counties and towns to form larger districts. Prior to 1989, city status
2585-531: The one exception of George Wallace 's third-party win in 1968, the Montgomery MSA would continue voting for Republicans, by varying margins, until Barack Obama 's narrow victory there in 2012. No candidate has won the MSA by more than 3 percentage points in the most recent three presidential elections. 32°21′42″N 86°16′45″W / 32.36167°N 86.27917°W / 32.36167; -86.27917 Metropolitan area Metropolitan areas in
2640-699: The political and cultural centre of the city, but Beijing's CBD sits in Chaoyang District , to the east of the historical city; Shanghai 's city centre was defined by the Old Chinese City , the International Settlement and the French Concession and sat on the west bank of the Huangpu River , whereas the modern financial district is concentrated on Lujiazui , a newly developed area across
2695-456: The river from the traditional city centre (although parts of the traditional city centre remain key financial and business centres). The Hebrew term for "city centre" is a direct translation: "מרכז העיר" (merkaz ha'ir); however it is used inconsistently in different cities throughout Israel due to their extremely varied topographies and urban designs. In Dutch, the terms binnenstad , centrum , stadscentrum , or stadskern are used to describe
2750-403: The term " downtown " is generally used, though a few cities, like Philadelphia , use the term "Center City" or "City Center". The city centre is the (often historical) area of a city where commerce, entertainment, shopping, and political power are concentrated. The term is commonly used in many English-speaking countries and has direct equivalents in many other languages. However, noticeably, in
2805-405: The term "metropolitan statistical area", the term used colloquially is more often "metro service area", "metro area", or "MSA", taken to include not only a city but also the surrounding suburban, exurban and sometimes rural areas, all of which the city is presumed to influence. A polycentric metropolitan area contains multiple urban agglomerations not connected by continuous development. In defining
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#17328513142582860-400: The urban center by commuting. The Australian Bureau of Statistics uses Greater Capital City Statistical Areas (GCCSAs), which are geographical areas designed to represent the functional extent of each of the eight state and territory capital cities. They were designed to reflect labor markets, using the 2011 Census "travel to work" data. Labor markets are sometimes used as proxy measures of
2915-543: Was defined differently than the AAV, has now been discarded by INSEE and replaced with the AAV in order to facilitate international comparisons. Metropolitan regions in Germany by definition, are the eleven urban areas that are the most densely populated areas in the Federal Republic of Germany . They comprise the major German cities and their surrounding catchment areas and form the political, commercial and cultural centers of
2970-620: Was granted to a town or borough with a population greater than 20,000. In everyday language, New Zealanders often refer to city centres as going to "town". Wellington metropolitan area has 4 respective city centres in Wellington , Lower Hutt , Porirua and Upper Hutt whereas Auckland metropolitan area has 2 city centres in Auckland and Manukau . Timaru has a "city centre" whereas towns larger than it such as Blenheim or Pukekohe have "town centres" as they did not achieve city status prior to
3025-574: Was over 9.6 million as of the 2011 South Africa Census, in contrast to its urban area, which consisted of approximately 7.9 million inhabitants as of 2011. Conversely, metropolitan municipalities in South Africa are defined as commonly governed areas of a metropolitan area. The largest such metropolitan municipal government entity in South Africa is the City of Johannesburg Metropolitan Municipality , which presided over nearly 5 million people as of 2016. However,
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