| Salles-sur-Mer | |
| Commune Status: | Commune |
| Arrondissement: | La Rochelle |
| Canton: | Châtelaillon-Plage |
| Insee: | 17420 |
| Postal Code: | 17220 |
| Mayor: | Chantal Guillebaud[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA La Rochelle |
| Coordinates: | 46.1053°N -1.0539°W |
| Elevation M: | 8 |
| Elevation Min M: | 2 |
| Elevation Max M: | 30 |
| Area Km2: | 14.03 |
| Population Demonym: | Sallésien·ne·s |
Salles-sur-Mer (in French pronounced as /sal syʁ mɛʁ/) is a commune in the Charente-Maritime department, region of Nouvelle-Aquitaine (formerly Poitou-Charentes), southwestern France.