| Étrépilly | |
| Commune Status: | Commune |
| Arrondissement: | Château-Thierry |
| Canton: | Château-Thierry |
| Insee: | 02297 |
| Postal Code: | 02400 |
| Mayor: | Jean-Pierre Polin[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Région de Château-Thierry |
| Coordinates: | 49.0856°N 3.3397°W |
| Elevation M: | 195 |
| Elevation Min M: | 131 |
| Elevation Max M: | 222 |
| Area Km2: | 5.13 |
Étrépilly is a commune in the Aisne department in Hauts-de-France in northern France.