| Les Essarts-lès-Sézanne | |
| Commune Status: | Commune |
| Arrondissement: | Épernay |
| Canton: | Sézanne-Brie et Champagne |
| Insee: | 51235 |
| Postal Code: | 51120 |
| Mayor: | Annick Lasseaux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Sézanne-Sud Ouest Marnais |
| Coordinates: | 48.7536°N 3.6525°W |
| Elevation M: | 200 |
| Area Km2: | 16.79 |
Les Essarts-lès-Sézanne (pronounced as /fr/, literally Les Essarts near Sézanne) is a commune in the Marne department in north-eastern France.