title: Communauté d'agglomération Bassin d'Arcachon Sud
text: # Communauté d'agglomération Bassin d'Arcachon Sud
  
  Communauté d'agglomération Bassin d'Arcachon Sud is the communauté d'agglomération, an intercommunal structure, covering the area south of the Arcachon Bay. It is located in the Gironde department, in the Nouvelle-Aquitaine region, southwestern France. Created in 2001, its seat is in Arcachon. Its area is 328.8 $km^2.$ Its population was 68,185 in 2019.
  
  ## Composition
  
  The communauté d'agglomération consists of the following 4 communes:
  
  List of communes of the CA Bassin d'Arcachon Sud :
  
  | Name | INSEE code | Demonym | Area $(km^2)$ | Population (2019) | Density (per $km^2)$ |
  | - | - | - | - | - | - |
  | Arcachon (seat) | 33009 | Arcachonnais | 7.56 | 11,630 | 1,538 |
  | Gujan-Mestras | 33199 | Gujanais | 53.99 | 21,887 | 405 |
  | Le Teich | 33527 | Teichois | 87.08 | 8,500 | 98 |
  | La Teste-de-Buch | 33529 | Testerins | 180.2 | 26,168 | 145 |
  