The 3 arrondissements of the Hauts-de-Seine department are:[1]
- Arrondissement of Antony, (subprefecture: Antony) with 11 communes. The population of the arrondissement was 396,552 in 2016.
- Arrondissement of Boulogne-Billancourt, (subprefecture: Boulogne-Billancourt) with 8 communes. The population of the arrondissement was 318,535 in 2016.
- Arrondissement of Nanterre, (prefecture of the Hauts-de-Seine department: Nanterre) with 17 communes. The population of the arrondissement was 888,181 in 2016.