View source for Transborder agglomeration

{{Short description|Urban area that extends into two or more countries (or dependent territories)}}
[[File:San Diego-Tijuana JPLLandsat.jpg|thumb|[[San Diego–Tijuana]] is an [[urban area|urban agglomeration]] across the [[Mexico–United States border]].]]
A '''transborder agglomeration''' is an [[urban area|urban agglomeration]] or [[conurbation]] that extends into multiple [[sovereign state]]s and/or [[dependent territory|dependent territories]]. It includes [[city-state]]s that agglomerate with their neighbouring countries.

==List of transborder agglomerations==
{{Expand list|date=August 2010}}

===Africa===
{| class="wikitable sortable"
! width=440px |Main municipalities
! width=190px |Countries
! width=110px |Total population
|-
| [[Kinshasa–Brazzaville]]
| {{flag|Democratic Republic of the Congo}} /{{flag|Republic of the Congo}} 
|19,547,463
|-
| [[Bukavu]]–[[Cyangugu]]
| rowspan="2" | {{flag|Democratic Republic of the Congo}} / {{flag|Rwanda}}
|1,200,000<ref>{{Cite web |title=Bukavu, Democratic Republic of the Congo Population (2023) - Population Stat |author= |work=populationstat.com |date= |access-date=2 May 2023 |url= https://populationstat.com/democratic-republic-of-the-congo/bukavu}}</ref><ref>{{Cite web |title=Explore Cyangugu Town |work=Nyungwe Forest National Park |date= |access-date=2 May 2023 |url= https://www.nyungweforestnationalpark.org/explore-cyangugu-town/}}</ref>
|-
| [[Goma]]–[[Gisenyi]]
|756,323
|-
|[[Abidjan–Lagos Corridor|Abidjan–Lagos]]
|{{flag|Côte d'Ivoire}} / {{flag|Ghana}} / {{flag|Togo}} / {{flag|Benin}} / {{flag|Nigeria}} 
|27,000,000
|-
|[[Lomé]]–[[Aflao]]
|{{flag|Togo}} / {{flag|Ghana}} 
|1,544,206
|-
|[[N'Djamena]]–[[Kousséri]]
|{{flag|Chad}} / {{flag|Cameroon}} 
|1,694,819
|}

===Asia===
{| class="wikitable sortable"
! width=440px |Main municipalities
! width=190px |Countries
! width=110px |Total population
|-
|[[Astara, Iran|Astara]] and [[Astara, Azerbaijan|Astara]]
|{{flag|Iran}}–{{flag|Azerbaijan}}
| 100,000
|-
|[[Khorramshahr]] and [[Abadan]] and [[Basra]]
|{{flag|Iran}}–{{flag|Iraq}}
|2,000,000
|-
|[[Dhahran]] and [[Jubail]] and [[Manama]]
|{{flag|Saudi Arabia}}–{{flag|Bahrain}}
|2,000,000
|-
|[[Tashkent]] and [[Saryagash]]
|{{flag|Uzbekistan}}–{{flag|Kazakhstan}}
|3,000,000<ref>{{cite web |last=Dankov |first=Artem |title=Central Asian cities are overgrown with slums |url=http://centre1.com/world/tsentralnoaziatskie-goroda-obrastayut-trushhobami |work=centre1.com |accessdate=12 May 2017}}</ref>
|-
|[[Fergana]] and [[Kyzyl-Kiya]]
| rowspan="2" | {{flag|Uzbekistan}}–{{flag|Kyrgyzstan}}
|300,000
|-
|[[Qorasuv]] and [[Kara-Suu]]
|40,000
|-
|[[Heihe]] and [[Blagoveshchensk]]
|{{flag|China}}–{{flag|Russia}}
|400,000
|-
|[[Dandong]] and [[Sinuiju]]
|{{flag|China}}–{{flag|North Korea}}
|1,000,000
|-
|[[Guangdong–Hong Kong–Macau Greater Bay Area|Greater Bay Area]] ([[Guangzhou]] and [[Dongguan]] and [[Shenzhen]] and [[Hong Kong]]– [[Macau]]
|{{flag|China}}–{{flag|Hong Kong}}–{{flag|Macau}}
|71,200,000
|-
|[[Indonesia–Malaysia–Singapore growth triangle|Sijori Growth Triangle]] ([[Singapore]] and [[Johor Bahru]] and [[Batam]] and [[Bintan]])
|{{flag|Singapore}}–{{flag|Malaysia}}–{{flag|Indonesia}}
|9,000,000
|-
|[[Padang Besar, Malaysia|Padang Besar]] and [[Padang Besar, Thailand|Padang Besar]]
|{{flag|Malaysia}}–{{flag|Thailand}}
|20,000
|-
|[[Vientiane]] and [[Nong Khai]]
|{{flag|Laos}}–{{flag|Thailand}}
|900,000
|-
|[[Al Ain, UAE|Al Ain]] and [[[[Al-Buraimi|Al Buraimi, Oman]]]]
|{{flag|Uae}}–{{flag|Oman}}
|968,589
|-
|[[Savannakhet]] and [[Mukdahan]]
|{{flag|Laos}}–{{flag|Thailand}}
|200,000
|}

===Europe===
{{Further|Eurodistrict}}

{| class="wikitable sortable"
! width=440px |Main municipalities
! width=190px |Countries
! width=110px |Total population{{citation needed|date=July 2015}}
|-
|[[Øresund Region]] (Greater [[Copenhagen]] and [[Malmö]])
|{{flag|Denmark}}–{{flag|Sweden}}
|3,964,522
|-
|[[Haparanda]] and [[Tornio]]
| rowspan="3" |{{flag|Sweden}}–{{flag|Finland}}
|32,000
|-
|[[Pello, Övertorneå|Pello]] and [[Pello]]
|4,500
|-
|[[Karesuando]] and [[Karesuvanto]]
|500
|-
|[[Imatra]] and [[Svetogorsk]]
|{{flag|Finland}}–{{flag|Russia}}
|45,000
|-
|[[Ivangorod ]] and [[Narva]]
|{{flag|Russia}}–{{flag|Estonia}}
|69,000
|-
|[[Valga, Estonia|Valga]] and [[Valka]]
|{{flag|Estonia}}–{{flag|Latvia}}
|20,000
|-
|[[Como]] and [[Chiasso]] (part of ''[[Milan metropolitan area|Greater Milan]]'')<ref>{{cite web |url=http://www.espon.eu/export/sites/default/Documents/Projects/ESPON2006Projects/StudiesScientificSupportProjects/UrbanFunctions/fr-1.4.3_April2007-final.pdf |title=Archived copy |website=www.espon.eu |access-date=12 January 2022 |archive-url=https://web.archive.org/web/20150924002318/http://www.espon.eu/export/sites/default/Documents/Projects/ESPON2006Projects/StudiesScientificSupportProjects/UrbanFunctions/fr-1.4.3_April2007-final.pdf |archive-date=24 September 2015 |url-status=dead}}</ref>
|{{flag|Italy}}–{{flag|Switzerland}}
|189,000<ref>{{cite web |url=http://www.espon.eu/export/sites/default/Documents/Projects/ESPON2006Projects/StudiesScientificSupportProjects/UrbanFunctions/fr-1.4.3_April2007-final.pdf |title=Archived copy |website=www.espon.eu |access-date=12 January 2022 |archive-url=https://web.archive.org/web/20150924002318/http://www.espon.eu/export/sites/default/Documents/Projects/ESPON2006Projects/StudiesScientificSupportProjects/UrbanFunctions/fr-1.4.3_April2007-final.pdf |archive-date=24 September 2015 |url-status=dead}}</ref>
|-
|[[Gorizia]] and [[Nova Gorica]]
|{{flag|Italy}}–{{flag|Slovenia}}
|
|-
|[[Basel]] and [[Huningue]] and [[Weil am Rhein]] ([[Trinational Eurodistrict of Basel]])
|{{flag|Switzerland}}–{{flag|France}}–{{flag|Germany}}
|2,400,000
|-
|[[Geneva]] and [[Annemasse]] and [[Ferney-Voltaire]] and [[Nyon]] (''[[Grand Genève]]'')
|{{flag|Switzerland}}–{{flag|France}}
|890,000 
|-
|[[Kreuzlingen]] and [[Konstanz]]
|{{flag|Switzerland}}–{{flag|Germany}}
|110,000
|-
|[[Basque Eurocity Bayonne-San Sebastián]]
| rowspan="4" | {{flag|France}}–{{flag|Spain}}
|620,000
|-
|[[Le Perthus]] and [[Els Límits]]
|700
|-
|[[Bourg-Madame]] and [[Puigcerdà]]
| rowspan="2" | 
|-
|[[Hendaye]] and [[Irun]]
|-
|[[Lille]] and [[Roubaix]] and [[Tourcoing]] and [[Mouscron]] and [[Tournai]] and [[Kortrijk]] ([[Eurometropolis Lille–Kortrijk–Tournai]])
|{{flag|France}}–{{flag|Belgium}}
|1,850,000
|-
|[[Longwy]] and [[Aubange]] and [[Pétange]]
|{{flag|France}}–{{flag|Belgium}}–{{flag|Luxembourg}}
|80,000
|-
|[[Strasbourg]] and [[Kehl]] ([[Strasbourg-Ortenau Eurodistrict]])
| rowspan="2" | {{flag|France}}–{{flag|Germany}}
|700,000
|-
|[[Forbach]] and [[Saarbrücken]]
|700,000
|-
|[[La Línea de la Concepción]] and [[Gibraltar]]
|{{flag|Spain}}–{{flag|Gibraltar}}
|95,628
|-
|[[Baarle-Hertog]] and [[Baarle-Nassau]]
|{{flag|Belgium}}–{{flag|Netherlands}}
|9,262
|-
|[[Görlitz]] and [[Zgorzelec]]
| rowspan="4" | {{flag|Germany}}–{{flag|Poland}}
|85,000
|-
|[[Guben]] and [[Gubin, Poland|Gubin]]
|35,000
|-
|[[Frankfurt (Oder)]] and [[Słubice]]
|75,000
|-
|[[Szczecin]]
|763,321
|-
|[[Cieszyn]] and [[Český Těšín]]
|{{flag|Poland}}–{{flag|Czech Republic}}
|57,000
|-
|[[Herzogenrath]] and [[Kerkrade]]
|{{flag|Germany}}–{{flag|Netherlands}}
|95,000
|-
|[[Freilassing]] and [[Salzburg]]
|{{flag|Germany}}–{{flag|Austria}}
|175,000
|-
|[[Vienna]] and [[Bratislava]]
|{{flag|Austria}}–{{flag|Slovakia}}
|2,400,000
|-
|[[Komárom]] and [[Komárno]]
|{{flag|Hungary}}–{{flag|Slovakia}}
|56,000
|-
|[[Rousse]] and [[Giurgiu]]
|{{flag|Bulgaria}}–{{flag|Romania}}
|250,000
|-
|[[Lifford]] and [[Strabane]]
|{{flag|Ireland}}–{{flag|United Kingdom}}
|18,500
|-
|[[Brod, Bosnia and Herzegovina|Brod]] and [[Slavonski Brod]]
|{{flag|Bosnia and Herzegovina}}–{{flag|Croatia}}
|110,000
|-
|[[Zvornik]] and [[Mali Zvornik]]
|{{flag|Bosnia and Herzegovina}}–{{flag|Serbia}}
|70,000
|-
|[[Gradiška, Bosnia and Herzegovina|Gradiška]] and [[Stara Gradiška]]
|{{flag|Bosnia and Herzegovina}}–{{flag|Croatia}}
|53,000
|-
|[[Novi Grad, Bosnia and Herzegovina|Novi Grad]] and [[Dvor, Croatia|Dvor]]
|{{flag|Bosnia and Herzegovina}}–{{flag|Croatia}}
|30,000
|-
|[[Dubica, Bosnia and Herzegovina|Dubica]] and [[Hrvatska Dubica]]
|{{flag|Bosnia and Herzegovina}}–{{flag|Croatia}}
|23,000
|-
|[[Kostajnica, Bosnia and Herzegovina|Kostajnica]] and [[Hrvatska Kostajnica]]
|{{flag|Bosnia and Herzegovina}}–{{flag|Croatia}}
|8,000
|}

===North America===
{| class="wikitable sortable"
! width=440px |Main municipalities
! width=190px |Countries
! width=110px |Total population
|-
|[[Paso Canoas]]
|{{flag|Costa Rica}} / {{flag|Panama}}
| 9,543
|-
| [[Metro Vancouver Regional District|Metro Vancouver]]–[[Fraser Valley Regional District|Fraser Valley]]–[[Bellingham, Washington|Bellingham]]-[[Whatcom County]]
| rowspan="5" | {{flag|United States}} / {{flag|Canada}}
| 3,350,000
|-
| [[Detroit–Windsor]]
| 5,976,595
|-
| [[Buffalo, New York|Buffalo]]-[[Regional Municipality of Niagara|Niagara Region]]
| 1,614,790
|-
| [[Port Huron, Michigan|Port Huron]]–[[Sarnia]]–[[Point Edward, Ontario|Point Edward]]
| 105,776
|-
| [[Sault Ste. Marie, Michigan|Sault Ste. Marie]]–[[Sault Ste. Marie, Ontario|Sault Ste. Marie]]
| 93,944
|-
|[[San Diego–Tijuana]]
| rowspan="9" | {{flag|United States}} / {{flag|Mexico}}
|5,105,769<ref>{{cite web|title=San Diego - Tijuana|url=http://world-gazetteer.com/wg.php?x=&men=gpro&lng=en&dat=32&geo=-223&srt=pnan&col=aohdq&pt=a&va=&geo=-1049427|publisher=World Gazetteer|accessdate=1 September 2011|archiveurl=https://web.archive.org/web/20071001005330/http://world-gazetteer.com/wg.php?x=&men=gpro&lng=en&dat=32&geo=-223&srt=pnan&col=aohdq&pt=a&va=&geo=-1049427|archivedate=2007-10-01}}</ref>
|-
|[[Calexico–Mexicali]]
|1,143,000
|-
|[[San Luis Río Colorado]]–[[San Luis, Arizona|San Luis]]
|227,000
|-
|[[Nogales, Arizona|Nogales]]–[[Nogales, Sonora|Nogales]]
|240,000
|-
|[[El Paso–Juárez]]
|2,500,000<ref name="Guest Life: Facts">{{cite journal | url=http://www.guestlife.com/media/GuestLife/El-Paso/The-411-On-El-Paso/The-411-Fascinating-Facts/ | title=The 411 - Fascinating Facts | journal=Guest Life: El Paso/Juarez and Southern New Mexico | accessdate=17 Feb 2010 | archive-date=28 September 2007 | archive-url=https://web.archive.org/web/20070928103839/http://www.guestlife.com/media/GuestLife/El-Paso/The-411-On-El-Paso/The-411-Fascinating-Facts/ | url-status=dead }}</ref>
|-
|[[Laredo–Nuevo Laredo]]
|775,481<ref>{{cite web|title=Nuevo Laredo Metro area|url=http://world-gazetteer.com/wg.php?x=&men=gpro&lng=en&des=wg&geo=-2&srt=pnan&col=adhoq&msz=1500&pt=a&va=&geo=-1049425|publisher=World Gazetteer|accessdate=1 September 2011|archiveurl=https://archive.today/20130209105213/http://world-gazetteer.com/wg.php?x=&men=gpro&lng=en&des=wg&geo=-2&srt=pnan&col=adhoq&msz=1500&pt=a&va=&geo=-1049425|archivedate=9 February 2013|url-status=dead}}</ref>
|-
|[[Lower Rio Grande Valley]]
| 2,671,028<ref>{{cite web | url=https://kinder.rice.edu/urbanedge/it-time-recognize-rio-grande-valley-rising-borderland-metropolis | title=It is time to recognize the Rio Grande Valley as a rising borderland metropolis | publisher=Rice University: Kinder Institute for Urban Research | author=Gomez, Rodney; Guajardo, Luis; Ely-Ledesma, Edna | date=June 15, 2022}}</ref>
|-
|[[Reynosa–McAllen]]
|1,500,000<ref>{{cite web|title=McAllen Overview|url=http://www.mcallen.org/Business-Community/McAllen-Overview|publisher=McAllen Chamber of Commerce|accessdate=26 August 2011}}</ref>
|-
|[[Brownsville–Matamoros]]
| 1,387,985<ref>{{cite web|title=Explore Matamoros|url=https://flybrownsville.com/explore/matamoros-tamaulipas-mex/|publisher=Brownsville South Padre Island International Airport|accessdate=5 February 2024}}</ref>
|}

===South America===
{| class="wikitable sortable"
! width=440px |Main municipalities
! width=190px |Countries
! width=110px |Total population
|-
|[[Saint-Laurent-du-Maroni]]–[[Albina, Suriname|Albina]]
|{{Flag|French Guiana}} / {{flag|Suriname}}
|
|-
|[[Saint-Georges, French Guiana|Saint Georges]]–[[Oiapoque]]
|{{Flag|French Guiana}} / {{flag|Brazil}}
| 32,000
|-
|[[Quaraí]]–[[Artigas, Uruguay|Artigas]]
| rowspan="3" |{{Flag|Brazil}} / {{flag|Uruguay}}
| 67,000
|-
|[[Santana do Livramento]]–[[Rivera]]
| 140,000
|-
|[[Chuí]]–[[Chuy]]
|15,592<ref>{{Cite web|url=https://cidades.ibge.gov.br/brasil/rs/chui/panorama|title=IBGE Cidades (Brazil's Census 2010)|last=|first=|date=|website=|access-date=}}</ref><ref>{{Cite web|url=http://www.ine.gub.uy/web/guest/censos-2011|title=INE (Uruguay's Census 2011)|last=|first=|date=|website=|access-date=}}</ref>
|-
|[[Corumbá]]–[[Puerto Suárez]]
|{{Flag|Brazil}} / {{flag|Bolivia}}
| 124,000
|-
|[[Tabatinga]]–[[Leticia, Colombia|Leticia]]–[[Santa Rosa de Yavari|Santa Rosa]]
|{{Flag|Brazil}} / {{flag|Colombia}} / {{flag|Peru}}
| 107,000
|-
|[[Ponta Porã]]–[[Pedro Juan Caballero, Paraguay|Pedro Juan Caballero]]
|{{Flag|Brazil}} / {{flag|Paraguay}}
| 209,000
|-
|[[Foz do Iguaçu]]–[[Ciudad del Este]]–[[Puerto Iguazu]]
|{{Flag|Brazil}} / {{flag|Paraguay}} / {{flag|Argentina}}
| 800,000
|-
|[[Barracão, Paraná|Barracão]]–[[Dionísio Cerqueira]]–[[Bernardo de Irigoyen, Misiones|Bernardo de Irigoyen]]
| rowspan="2" |{{Flag|Brazil}} / {{flag|Argentina}}
| 36,000
|-
|[[Uruguaiana]]–[[Paso de los Libres]]
| 170,000
|-
|[[Tulcán]]–[[Ipiales]]
|{{Flag|Ecuador}} / {{Flag| Colombia}}
| 190,000
|-
|[[Cúcuta]]–[[San Antonio del Táchira]]
|{{Flag|Colombia}} / {{Flag|Venezuela}}
| 700,000 <ref>http://www.lapatilla.com/site/2016/08/15/cucuta-y-san-antonio-dos-ciudades-unidas-pero-separadas-por-cierre-frontera/ "...que une ambas ciudades formando una conurbación, los 650.000 habitantes de Cúcuta y los 50.000 de San Antonio supieron que comenzaban tiempos difíciles."</ref>
|}

==See also==
* [[Border town]]
* [[Cross-border town naming]]
* [[List of divided cities]]
* [[Metropolitan area]]

==References== 
{{reflist}}

{{World's largest cities}}

{{DEFAULTSORT:Transborder Agglomeration}}
[[Category:Transborder agglomerations| ]]