| Jax | |
| Commune Status: | Commune |
| Arrondissement: | Brioude |
| Canton: | Pays de Lafayette |
| Mayor: | Thierry Grimaldi[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.1692°N 3.6189°W |
| Elevation M: | 1010 |
| Elevation Min M: | 646 |
| Elevation Max M: | 1150 |
| Area Km2: | 11.93 |
| Insee: | 43106 |
| Postal Code: | 43230 |
Jax is a commune in the department of Haute-Loire in south-central France.