| Saint-Denis-sur-Coise | |
| Commune Status: | Commune |
| Arrondissement: | Montbrison |
| Canton: | Feurs |
| Insee: | 42216 |
| Postal Code: | 42140 |
| Mayor: | Daniel Bonnier[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Monts du Lyonnais |
| Coordinates: | 45.6175°N 4.4242°W |
| Elevation M: | 495 |
| Elevation Min M: | 451 |
| Elevation Max M: | 721 |
| Area Km2: | 10.79 |
Saint-Denis-sur-Coise (in French pronounced as /sɛ̃ dəni syʁ kwaz/) is a commune in the Loire department in central France.[2]