| Plaines-Saint-Lange | |
| Commune Status: | Commune |
| Arrondissement: | Troyes |
| Canton: | Bar-sur-Seine |
| Insee: | 10288 |
| Postal Code: | 10250 |
| Mayor: | Christophe Gavazzi[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 47.9917°N 4.4772°W |
| Elevation M: | 186 |
| Area Km2: | 10.73 |
Plaines-Saint-Lange (pronounced as /fr/) is a commune in the Aube department in north-central France.