| Courtillers | |
| Commune Status: | Commune |
| Arrondissement: | La Flèche |
| Canton: | Sablé-sur-Sarthe |
| Insee: | 72106 |
| Postal Code: | 72300 |
| Mayor: | Dominique Leroy[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Sablé-sur-Sarthe |
| Coordinates: | 47.8°N -0.3°W |
| Elevation Min M: | 34 |
| Elevation Max M: | 55 |
| Area Km2: | 7.24 |
| Demonym: | Courtilléen, Courtilléenne |
Courtillers is a commune in the Sarthe department in the Pays de la Loire region in north-western France.