| Labarthe-sur-Lèze | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Labarthe-sur-Lèze 31.svg |
| Arrondissement: | Muret |
| Canton: | Portet-sur-Garonne |
| Insee: | 31248 |
| Postal Code: | 31860 |
| Mayor: | Yves Cadas[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Le Muretain Agglo |
| Coordinates: | 43.4528°N 1.4008°W |
| Elevation M: | 162 |
| Elevation Min M: | 151 |
| Elevation Max M: | 173 |
| Area Km2: | 10.43 |
Labarthe-sur-Lèze (in French pronounced as /labaʁt syʁ lɛz/, literally Labarthe on Lèze; Occitan (post 1500);: La Barta de Lesat) is a commune in the Haute-Garonne department in southwestern France.
The Lèze forms part of the commune's southern border, flows northward through the eastern part of the commune, then flows into the Ariège, which forms the commune's northeastern border.
Labarthe-sur-Lèze is twinned with:
Communes of the Haute-Garonne department