| Date | Type | Code | Name |
|---|---|---|---|
| 2018-01-01 | Creation of a new commune | 41248 | Souday → Couëtron-au-Perche |
| 2018-01-01 | Creation of a new commune | 41248 | Souday |
| 2018-01-01 | Deletion | 41248 | Souday |
| 2018-01-01 | Creation of a new commune | 41005 → 41248 | Arville → Couëtron-au-Perche |
| 2018-01-01 | Creation of a new commune | 41165 → 41248 | Oigny → Couëtron-au-Perche |
| 2018-01-01 | Creation of a new commune | 41197 → 41248 | Saint-Agil → Couëtron-au-Perche |
| 2018-01-01 | Creation of a new commune | 41202 → 41248 | Saint-Avit → Couëtron-au-Perche |
| 1943-01-01 | Creation | 41248 | Souday |