Marnaves
| Marnaves | |
|---|---|
| Location of Marnaves | |
| Coordinates: 44°05′54″N 1°53′19″E / 44.0983°N 1.8886°E | |
| Country | France | 
| Region | Occitania | 
| Department | Tarn | 
| Arrondissement | Albi | 
| Canton | Carmaux-2 Vallée du Cérou | 
| Intercommunality | CC du Cordais et du Causse | 
| Government | |
| • Mayor (2023–2026) | Benoît Ourliac | 
| Area 1 | 10.29 km2 (3.97 sq mi) | 
| Population  (2022) | 82 | 
| • Density | 8.0/km2 (21/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 81154 /81170 | 
| Elevation | 150–488 m (492–1,601 ft) (avg. 152 m or 499 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Marnaves (French pronunciation: [maʁnav]; Occitan: Marnavas) is a commune in the Tarn department and Occitanie region of southern France.