Arrondissements of the Isère department

The 3 arrondissements of the Isère department are:

1. Arrondissement of Grenoble, (prefecture of the Isère department: Grenoble) with 294 communes. The population of the arrondissement was 755,863 in 2013.
2. Arrondissement of La Tour-du-Pin, (subprefecture: La Tour-du-Pin) with 134 communes. The population of the arrondissement was 267,418 in 2013.
3. Arrondissement of Vienne, (subprefecture: Vienne) with 98 communes. The population of the arrondissement was 212,106 in 2013.