Arrondissements of the Orne department
From Wikipedia, the free encyclopedia
The 3 arrondissements of the Orne department are:[1]
- Arrondissement of Alençon, (prefecture of the Orne department: Alençon) with 111 communes. The population of the arrondissement was 84,879 in 2021.
- Arrondissement of Argentan, (subprefecture: Argentan) with 123 communes. The population of the arrondissement was 107,625 in 2021.
- Arrondissement of Mortagne-au-Perche, (subprefecture: Mortagne-au-Perche) with 151 communes. The population of the arrondissement was 84,469 in 2021.

History
In 1800, the arrondissements of Alençon, Argentan, Domfront and Mortagne-au-Perche were established. The arrondissements of Domfront and Mortagne-au-Perche were disbanded in 1926, and Then, Mortagne-au-Perche was restored in 1942.[2]
The borders of the arrondissements of Orne were modified in January 2017:[3]
- 11 communes from the arrondissement of Alençon to the arrondissement of Argentan
- one commune from the arrondissement of Alençon to the arrondissement of Mortagne-au-Perche
- nine communes from the arrondissement of Argentan to the arrondissement of Alençon
- 49 communes from the arrondissement of Argentan to the arrondissement of Mortagne-au-Perche
- five communes from the arrondissement of Mortagne-au-Perche to the arrondissement of Alençon