Arrondissement of Boulogne-Billancourt

Boulogne-Billancourt
Location within the region Île-de-France
CountryFrance
RegionÎle-de-France
DepartmentHauts-de-Seine
No. of communes8
SubprefectureBoulogne-Billancourt
Area
36.5 km2 (14.1 sq mi)
Population
 (2023)
317,382
 • Density8,700/km2 (22,500/sq mi)
INSEE code923

The arrondissement of Boulogne-Billancourt is an arrondissement of France in the Hauts-de-Seine department in the Île-de-France region. It has 8 communes. Its population is 317,792 (2021), and its area is 36.5 km2 (14.1 sq mi).