| Date | Type | Code | Name |
|---|---|---|---|
| 2018-01-01 | Creation of a new commune | 49154 | Grézillé |
| 2018-01-01 | Creation of a new commune | 49154 → 49261 | Grézillé → Gennes-Val-de-Loire |
| 2016-01-01 | Creation of a new commune | 49154 | Grézillé |
| 2016-01-01 | Creation of a new commune | 49154 → 49149 | Grézillé → Gennes-Val de Loire |
| 2016-01-01 | Deletion | 49154 | Grézillé |
| 1943-01-01 | Creation | 49154 | Grézillé |