| Saint-Illide | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Illide 15.svg |
| Arrondissement: | Aurillac |
| Canton: | Naucelles |
| Insee: | 15191 |
| Postal Code: | 15310 |
| Mayor: | Jean-Pierre Cinqualbres[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays de Salers |
| Coordinates: | 45.0625°N 2.3158°W |
| Elevation M: | 625 |
| Elevation Min M: | 424 |
| Elevation Max M: | 733 |
| Area Km2: | 39.71 |
Saint-Illide is a commune in the Cantal department in south-central France.