| Saint-Martin-des-Champs | |
| Arrondissement: | Avranches |
| Canton: | Isigny-le-Buat |
| Insee: | 50516 |
| Postal Code: | 50300 |
| Commune: | Avranches |
| Coordinates: | 48.6703°N -1.33°W |
| Elevation M: | 100 |
| Elevation Min M: | 8 |
| Elevation Max M: | 111 |
| Area Km2: | 6.49 |
| Population: | 2348 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Saint-Martin-des-Champs (in French pronounced as /sɛ̃ maʁtɛ̃ de ʃɑ̃/) is a former commune in the Manche department in Normandy in north-western France. On 1 January 2019, it was merged into the commune Avranches.[2]