Since 1926, the Aveyron department, has consisted of three arrondissements.

Composition +List of arrondissements of the Aveyron department on 1 January 2025NameSeatCodeINSEENumber ofcommunesArea(km2)Population(2022)Density(per km2)Arrondissement of MillauMillau1211103,741.7079,67921Arrondissement of RodezRodez122792,869.70112,79139Arrondissement of Villefranche-de-RouergueVillefranche-de-Rouergu123962,123.7087,266 41Aveyron122858,735279,73632

History

In 1800, the arrondissements of Rodez, Espalion, Millau, Saint-Affrique and Villefranche-de-Rouergue were established. The arrondissements of Espalion and Saint-Affrique were disbanded in 1926.Historique de l'Aveyron

The borders of the arrondissements of Aveyron were modified in January 2017: six communes from the arrondissement of Millau to the arrondissement of Rodez 19 communes from the arrondissement of Rodez to the arrondissement of Millau 34 communes from the arrondissement of Rodez to the arrondissement of Villefranche-de-Rouergue

References