| Essertines-en-Châtelneuf | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville Essertines-en-Châtelneuf 42.svg |
| Arrondissement: | Montbrison |
| Canton: | Boën-sur-Lignon |
| Insee: | 42089 |
| Postal Code: | 42600 |
| Mayor: | Michel Jasleire[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Loire Forez |
| Coordinates: | 45.62°N 3.9986°W |
| Elevation M: | 700 |
| Elevation Min M: | 444 |
| Elevation Max M: | 1010 |
| Area Km2: | 15.2 |
Essertines-en-Châtelneuf (in French pronounced as /esɛʁtin ɑ̃ ʃatɛlnœf/) is a commune in the Loire department in central France.