| La Tour-en-Jarez | |
| Commune Status: | Commune |
| Arrondissement: | Saint-Étienne |
| Canton: | Sorbiers |
| Insee: | 42311 |
| Postal Code: | 42580 |
| Mayor: | Jean-Luc Basson[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Saint-Étienne Métropole |
| Coordinates: | 45.4858°N 4.3892°W |
| Elevation M: | 540 |
| Elevation Min M: | 453 |
| Elevation Max M: | 698 |
| Area Km2: | 5.05 |
La Tour-en-Jarez (in French pronounced as /la tuʁ ɑ̃ ʒaʁɛ/) is a commune in the Loire department in central France. It ceded part of its territory to the new commune of L'Étrat in 1884.
La Tour-en-Jarez is twinned with:
Vörstetten, Germany