Castelnau-sur-l'Auvignon

Castelnau-sur-l'Auvignon
War memorial
Location of Castelnau-sur-l'Auvignon
Castelnau-sur-l'Auvignon
Castelnau-sur-l'Auvignon
Coordinates: 43°58′22″N 0°27′28″E / 43.9728°N 0.4578°E / 43.9728; 0.4578
CountryFrance
RegionOccitania
DepartmentGers
ArrondissementCondom
CantonBaïse-Armagnac
IntercommunalityTénarèze
Government
  Mayor (20202026) Maurice Boison
Area
1
10.22 km2 (3.95 sq mi)
Population
 (2022)
147
  Density14/km2 (37/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
32080 /32100
Elevation98–209 m (322–686 ft)
(avg. 166 m or 545 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Castelnau-sur-l'Auvignon (French pronunciation: [kastɛlno syʁ loviɲɔ̃]; Occitan: Castèthnau d'Auvinhon) is a commune in the Gers department in southwestern France.