| Loches-sur-Ource | |
| Commune Status: | Commune |
| Arrondissement: | Troyes |
| Canton: | Bar-sur-Seine |
| Insee: | 10199 |
| Postal Code: | 10110 |
| Mayor: | Michel Tassin[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Barséquanais en Champagne |
| Coordinates: | 48.0642°N 4.5053°W |
| Elevation M: | 182 |
| Area Km2: | 13.71 |
Loches-sur-Ource (pronounced as /fr/, literally Loches on Ource) is a commune in the Aube department in north-central France.