| Boulogne-la-Grasse | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Boulogne-la-Grasse (60).svg |
| Arrondissement: | Compiègne |
| Canton: | Estrées-Saint-Denis |
| Insee: | 60093 |
| Postal Code: | 60490 |
| Mayor: | Patrick Boulanger[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays des Sources |
| Coordinates: | 49.6119°N 2.7056°W |
| Elevation M: | 130 |
| Elevation Min M: | 77 |
| Elevation Max M: | 153 |
| Area Km2: | 9.41 |
Boulogne-la-Grasse (pronounced as /fr/) is a commune in the Oise department in northern France.