Lyas
| Lyas | |
|---|---|
| Location of Lyas | |
| Coordinates: 44°44′25″N 4°36′02″E / 44.7403°N 4.6006°E | |
| Country | France | 
| Region | Auvergne-Rhône-Alpes | 
| Department | Ardèche | 
| Arrondissement | Privas | 
| Canton | Privas | 
| Intercommunality | CA Privas Centre Ardèche | 
| Government | |
| • Mayor (2020–2026) | François Veyreinc | 
| Area 1 | 7.95 km2 (3.07 sq mi) | 
| Population  (2022) | 592 | 
| • Density | 74/km2 (190/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 07146 /07000 | 
| Elevation | 220–803 m (722–2,635 ft) (avg. 575 m or 1,886 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Lyas (French pronunciation: [ljas]; Occitan: Lias) is a commune in the Ardèche department in southern France.