Arcachon

Arcachon
Arcaishon (Occitan)
Arcachon, the Landes forest and the Dune of Pilat
Location of Arcachon
Arcachon
Arcachon
Coordinates: 44°39′N 1°10′W / 44.65°N 1.17°W / 44.65; -1.17
CountryFrance
RegionNouvelle-Aquitaine
DepartmentGironde
ArrondissementArcachon
CantonLa Teste-de-Buch
IntercommunalityCA Bassin d'Arcachon Sud
Government
 • Mayor (2020–2026) Yves Foulon
Area
1
7.56 km2 (2.92 sq mi)
Population
 (2023)
11,092
 • Density1,470/km2 (3,800/sq mi)
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
33009 /33120
Elevation0–45 m (0–148 ft)
(avg. 8 m or 26 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Arcachon (French: [aʁ.ka.ʃɔ̃]; Gascon: Arcaishon) is a commune in the southwestern French department of Gironde. It is a popular seaside resort on the Atlantic coast 55 kilometres (34 mi) southwest of Bordeaux, in the Landes forest. It has a sandy beach and a mild climate, said to be favourable for people suffering from pulmonary complaints.