Cos, Ariège
| Cos | |
|---|---|
| Location of Cos | |
| Coordinates: 42°58′43″N 1°34′13″E / 42.9786°N 1.5703°E | |
| Country | France | 
| Region | Occitania | 
| Department | Ariège | 
| Arrondissement | Foix | 
| Canton | Foix | 
| Intercommunality | CA Pays Foix-Varilhes | 
| Government | |
| • Mayor (2020–2026) | Marie-Christine Dubuc | 
| Area 1 | 6.4 km2 (2.5 sq mi) | 
| Population  (2022) | 358 | 
| • Density | 56/km2 (140/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 09099 /09000 | 
| Elevation | 440–720 m (1,440–2,360 ft) (avg. 480 m or 1,570 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Cos (French pronunciation: [kɔs]; Occitan: Còs) is a commune in the Ariège department in southwestern France.