Transborder agglomeration
Urban area that extends into two or more countries (or dependent territories)
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
Africa
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
Main municipalities | Countries | Total population |
---|---|---|
Astara and Astara | Iran–Azerbaijan | 100,000 |
Basra and Khorramshahr and Abadan | Iraq– Iran | 2,000,000 |
Blagoveshchensk and Heihe | Russia– China | 400,000 |
Dandong and Sinuiju | China– North Korea | 1,000,000 |
Dhahran and Jubail and Manama | Saudi Arabia– Bahrain | 2,000,000 |
Fergana and Kyzyl-Kiya | Uzbekistan– Kyrgyzstan | 300,000 |
Sijori Growth Triangle Singapore and Johor Bahru and Batam and Bintan) | Singapore– Malaysia– Singapore– Indonesia | 9,000,000 |
Greater Bay Area (Guangzhou and Dongguan and Shenzhen and Hong Kong– Macau | China– Hong Kong– Macau | 71,200,000 |
Kara-Suu and Qorasuv | Kyrgyzstan– Uzbekistan | 40,000 |
Lahore and Amritsar | Pakistan– India | 12,000,000 |
Mukdahan and Savannakhet | Thailand– Laos | 200,000 |
Padang Besar and Padang Besar | Malaysia– Thailand | 20,000 |
Tashkent and Saryagash | Uzbekistan– Kazakhstan | 3,000,000 [3] |
Vientiane and Nong Khai | Laos– Thailand | 900,000 |
Europe
North America
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
Main municipalities | Countries | Total population |
---|---|---|
Saint-Laurent-du-Maroni–Albina | French Guiana / Suriname | |
Saint Georges–Oiapoque | French Guiana / Brazil | 32,000 |
Santana do Livramento–Rivera | Brazil / Uruguay | 140,000 |
Chuí–Chuy | 15,592[12][13] | |
Corumbá–Puerto Suárez | Brazil / Bolivia | 124,000 |
Leticia–Tabatinga–Santa Rosa | Colombia–Brazil–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 |
Bernardo de Irigoyen–Barracão–Dionísio Cerqueira | Argentina / Brazil | 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
References
- ^ "Bukavu, Democratic Republic of the Congo Population (2023) - Population Stat". populationstat.com. Retrieved 2 May 2023.
- ^ "Explore Cyangugu Town". Nyungwe Forest National Park. Retrieved 2 May 2023.
- ^ "Central Asian cities are overgrown with slums". centre1.com. Retrieved 12 May 2017.
- ^ "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) - ^ "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) - ^ "San Diego - Tijuana". World Gazetteer. Archived from the original on 2007-10-01. Retrieved 1 September 2011.
- ^ "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.
- ^ "Nuevo Laredo Metro area". World Gazetteer. Archived from the original on 9 February 2013. Retrieved 1 September 2011.
- ^ 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) - ^ "McAllen Overview". McAllen Chamber of Commerce. Retrieved 26 August 2011.
- ^ "Explore Matamoros". Brownsville South Padre Island International Airport. Retrieved 5 February 2024.
- ^ "IBGE Cidades (Brazil's Census 2010)".
- ^ "INE (Uruguay's Census 2011)".
- ^ 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."