| Date | Type | Code | Name |
|---|---|---|---|
| 2014-04-01 | Associated commune converted to a delegated commune | 49287 | Saint-Hilaire-Saint-Florent |
| 1973-02-01 | Association merger | 49287 | Saint-Hilaire-Saint-Florent |
| 1973-02-01 | Association merger | 49287 → 49328 | Saint-Hilaire-Saint-Florent → Saumur |
| 1973-02-01 | Deletion | 49287 | Saint-Hilaire-Saint-Florent |
| 1943-01-01 | Creation | 49287 | Saint-Hilaire-Saint-Florent |