| Bas-en-Basset | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Bas-en-Basset 43 officiel.svg |
| Arrondissement: | Yssingeaux |
| Canton: | Bas-en-Basset |
| Mayor: | Guy Jolivet[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.3067°N 4.11°W |
| Elevation M: | 450 |
| Elevation Min M: | 433 |
| Elevation Max M: | 901 |
| Area Km2: | 46.76 |
| Insee: | 43020 |
| Postal Code: | 43210 |
Bas-en-Basset (in French pronounced as /bas ɑ̃ basɛ/; Occitan (post 1500);: Bas de Bassès) is a commune in the Haute-Loire department in south-central France.