| Saint-Hilaire-du-Bois | |
| Commune Status: | Commune |
| Arrondissement: | Langon |
| Canton: | Le Réolais et Les Bastides |
| Insee: | 33419 |
| Postal Code: | 33540 |
| Mayor: | Francis Lapeyre[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 44.6631°N -0.0794°W |
| Elevation M: | 80 |
| Elevation Min M: | 34 |
| Elevation Max M: | 103 |
| Area Km2: | 4.5 |
Saint-Hilaire-du-Bois (in French pronounced as /sɛ̃.t‿ilɛʁ dy bwa/; Occitan (post 1500);: Sent Ilari deu Bòsc) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.