| Date | Type | Code | Name |
|---|---|---|---|
| 2019-01-01 | Creation of a new commune | 27070 | Boisemont |
| 2019-01-01 | Creation of a new commune | 27070 | Boisemont → Frenelles-en-Vexin |
| 2019-01-01 | Deletion | 27070 | Boisemont |
| 2019-01-01 | Creation of a new commune | 27175 → 27070 | Corny → Frenelles-en-Vexin |
| 2019-01-01 | Creation of a new commune | 27270 → 27070 | Fresne-l'Archevêque → Frenelles-en-Vexin |
| 1943-01-01 | Creation | 27070 | Boisemont |