Transborder agglomeration

Urban area that extends into two or more countries (or dependent territories)

San Diego–Tijuana is an urban agglomeration across the Mexico–United States border.

A transborder agglomeration is an urban agglomeration or conurbation that extends into multiple sovereign states and/or dependent territories. It includes city-states that agglomerate with their neighbouring countries.

## List of transborder agglomerations

[edit]

This list is incomplete; you can help by adding missing items. (August 2010)

|

### Africa

[edit]

Main municipalities  | Countries  | Total population

|
|

Kinshasa–Brazzaville |  Democratic Republic of the Congo / Republic of the Congo | 19,547,463
Bukavu–Cyangugu |  Democratic Republic of the Congo /  Rwanda | 1,200,000[1][2]
Goma–Gisenyi | 756,323
Abidjan–Lagos |  Côte d'Ivoire /  Ghana /  Togo /  Benin /  Nigeria | 27,000,000
Lomé–Aflao |  Togo /  Ghana | 1,544,206
N'Djamena–Kousséri |  Chad /  Cameroon | 1,694,819

### Asia

[edit]

Main municipalities  | Countries  | Total population

|
|

Astara and Astara |  Iran– Azerbaijan | 100,000
Khorramshahr and Abadan and Basra |  Iran– Iraq | 2,000,000
Dhahran and Jubail and Manama |  Saudi Arabia– Bahrain | 2,000,000
Tashkent and Saryagash |  Uzbekistan– Kazakhstan | 3,000,000[3]
Fergana and Kyzyl-Kiya |  Uzbekistan– Kyrgyzstan | 300,000
Qorasuv and Kara-Suu | 40,000
Heihe and Blagoveshchensk |  China– Russia | 400,000
Dandong and Sinuiju |  China– North Korea | 1,000,000
Greater Bay Area (Guangzhou and Dongguan and Shenzhen and Hong Kong– Macau |  China– Hong Kong– Macau | 71,200,000
Sijori Growth Triangle (Singapore and Johor Bahru and Batam and Bintan)  |  Singapore– Malaysia– Indonesia | 9,000,000
Padang Besar and Padang Besar |  Malaysia– Thailand | 20,000
Vientiane and Nong Khai |  Laos– Thailand | 900,000
Al Ain and [[Al Buraimi, Oman]]  |  Uae– Oman | 968,589
Savannakhet and Mukdahan |  Laos– Thailand | 200,000

### Europe

[edit]

Further information: Eurodistrict

Main municipalities  | Countries  | Total population[citation needed]

|
|

Øresund Region (Greater Copenhagen and Malmö)  |  Denmark– Sweden | 3,964,522
Haparanda and Tornio |  Sweden– Finland | 32,000
Pello and Pello | 4,500
Karesuando and Karesuvanto | 500
Imatra and Svetogorsk |  Finland– Russia | 45,000
Ivangorod  and Narva |  Russia– Estonia | 69,000
Valga and Valka |  Estonia– Latvia | 20,000
Como and Chiasso (part of Greater Milan)[4] |  Italy–  Switzerland | 189,000[5]
Gorizia and Nova Gorica |  Italy– Slovenia |
Basel and Huningue and Weil am Rhein (Trinational Eurodistrict of Basel)  |   Switzerland– France– Germany | 2,400,000
Geneva and Annemasse and Ferney-Voltaire and Nyon (Grand Genève)  |   Switzerland– France | 890,000
Kreuzlingen and Konstanz |   Switzerland– Germany | 110,000
Basque Eurocity Bayonne-San Sebastián |  France– Spain | 620,000
Le Perthus and Els Límits | 700
Bourg-Madame and Puigcerdà |
Hendaye and Irun
Lille and Roubaix and Tourcoing and Mouscron and Tournai and Kortrijk (Eurometropolis Lille–Kortrijk–Tournai)  |  France– Belgium | 1,850,000
Longwy and Aubange and Pétange |  France– Belgium– Luxembourg | 80,000
Strasbourg and Kehl (Strasbourg-Ortenau Eurodistrict)  |  France– Germany | 700,000
Forbach and Saarbrücken | 700,000
La Línea de la Concepción and Gibraltar |  Spain– Gibraltar | 95,628
Baarle-Hertog and Baarle-Nassau |  Belgium– Netherlands | 9,262
Görlitz and Zgorzelec |  Germany– Poland | 85,000
Guben and Gubin | 35,000
Frankfurt (Oder) and Słubice | 75,000
Szczecin | 763,321
Cieszyn and Český Těšín |  Poland– Czech Republic | 57,000
Herzogenrath and Kerkrade |  Germany– Netherlands | 95,000
Freilassing and Salzburg |  Germany– Austria | 175,000
Vienna and Bratislava |  Austria– Slovakia | 2,400,000
Komárom and Komárno |  Hungary– Slovakia | 56,000
Rousse and Giurgiu |  Bulgaria– Romania | 250,000
Lifford and Strabane |  Ireland– United Kingdom | 18,500
Brod and Slavonski Brod |  Bosnia and Herzegovina– Croatia | 110,000
Zvornik and Mali Zvornik |  Bosnia and Herzegovina– Serbia | 70,000
Gradiška and Stara Gradiška |  Bosnia and Herzegovina– Croatia | 53,000
Novi Grad and Dvor |  Bosnia and Herzegovina– Croatia | 30,000
Dubica and Hrvatska Dubica |  Bosnia and Herzegovina– Croatia | 23,000
Kostajnica and Hrvatska Kostajnica |  Bosnia and Herzegovina– Croatia | 8,000

### North America

[edit]

Main municipalities  | Countries  | Total population

|
|

Paso Canoas |  Costa Rica /  Panama | 9,543
Metro Vancouver–Fraser Valley–Bellingham-Whatcom County |  United States /  Canada | 3,350,000
Detroit–Windsor | 5,976,595
Buffalo-Niagara Region | 1,614,790
Port Huron–Sarnia–Point Edward | 105,776
Sault Ste. Marie–Sault Ste. Marie | 93,944
San Diego–Tijuana |  United States /  Mexico | 5,105,769[6]
Calexico–Mexicali | 1,143,000
San Luis Río Colorado–San Luis | 227,000
Nogales–Nogales | 240,000
El Paso–Juárez | 2,500,000[7]
Laredo–Nuevo Laredo | 775,481[8]
Lower Rio Grande Valley | 2,671,028[9]
Reynosa–McAllen | 1,500,000[10]
Brownsville–Matamoros | 1,387,985[11]

### South America

[edit]

Main municipalities  | Countries  | Total population

|
|

Saint-Laurent-du-Maroni–Albina |  French Guiana /  Suriname |
Saint Georges–Oiapoque |  French Guiana /  Brazil | 32,000
Quaraí–Artigas |  Brazil /  Uruguay | 67,000
Santana do Livramento–Rivera | 140,000
Chuí–Chuy | 15,592[12][13]
Corumbá–Puerto Suárez |  Brazil /  Bolivia | 124,000
Tabatinga–Leticia–Santa Rosa |  Brazil /  Colombia /  Peru | 107,000
Ponta Porã–Pedro Juan Caballero |  Brazil /  Paraguay | 209,000
Foz do Iguaçu–Ciudad del Este–Puerto Iguazu |  Brazil /  Paraguay /  Argentina | 800,000
Barracão–Dionísio Cerqueira–Bernardo de Irigoyen |  Brazil /  Argentina | 36,000
Uruguaiana–Paso de los Libres | 170,000
Tulcán–Ipiales |  Ecuador /   Colombia | 190,000
Cúcuta–San Antonio del Táchira |  Colombia /  Venezuela | 700,000 [14]

## See also

[edit]

* Border town
* Cross-border town naming
* List of divided cities
* Metropolitan area

## References

[edit]

1. ^ "Bukavu, Democratic Republic of the Congo Population (2023) - Population Stat". populationstat.com. Retrieved 2 May 2023.
2. ^ "Explore Cyangugu Town". Nyungwe Forest National Park. Retrieved 2 May 2023.
3. ^ Dankov, Artem. "Central Asian cities are overgrown with slums". centre1.com. Retrieved 12 May 2017.
4. ^ "Archived copy" (PDF). www.espon.eu. Archived from the original (PDF) on 24 September 2015. Retrieved 12 January 2022.`{{cite web}}`: CS1 maint: archived copy as title (link)
5. ^ "Archived copy" (PDF). www.espon.eu. Archived from the original (PDF) on 24 September 2015. Retrieved 12 January 2022.`{{cite web}}`: CS1 maint: archived copy as title (link)
6. ^ "San Diego - Tijuana". World Gazetteer. Archived from the original on 2007-10-01. Retrieved 1 September 2011.
7. ^ "The 411 - Fascinating Facts". Guest Life: El Paso/Juarez and Southern New Mexico. Archived from the original on 28 September 2007. Retrieved 17 Feb 2010.
8. ^ "Nuevo Laredo Metro area". World Gazetteer. Archived from the original on 9 February 2013. Retrieved 1 September 2011.
9. ^ Gomez, Rodney; Guajardo, Luis; Ely-Ledesma, Edna (June 15, 2022). "It is time to recognize the Rio Grande Valley as a rising borderland metropolis". Rice University: Kinder Institute for Urban Research.`{{cite web}}`: CS1 maint: multiple names: authors list (link)
10. ^ "McAllen Overview". McAllen Chamber of Commerce. Retrieved 26 August 2011.
11. ^ "Explore Matamoros". Brownsville South Padre Island International Airport. Retrieved 5 February 2024.
12. ^ "IBGE Cidades (Brazil's Census 2010)".
13. ^ "INE (Uruguay's Census 2011)".
14. ^ 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."

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