| Boulogne | |
| Arrondissement: | La Roche-sur-Yon |
| Canton: | Chantonnay |
| Insee: | 85030 |
| Postal Code: | 85140 |
| Commune: | Essarts-en-Bocage |
| Coordinates: | 46.7953°N -1.3197°W |
| Elevation Min M: | 64 |
| Elevation Max M: | 93 |
| Area Km2: | 12.23 |
| Population: | 983 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Boulogne (in French pronounced as /bulɔɲ/) is a former commune in the Vendée department, region of Pays de la Loire, France. On 1 January 2016, it was merged into the new commune of Essarts-en-Bocage.[2]