Seissan

Seissan
Commune
Coat of arms
Seissan
Location within Occitanie region  Seissan
Coordinates: 43°29′36″N 0°35′38″E / 43.4933°N 0.5939°E / 43.4933; 0.5939Coordinates: 43°29′36″N 0°35′38″E / 43.4933°N 0.5939°E / 43.4933; 0.5939
Country	France
Region	Occitanie
Department	Gers
Arrondissement	Auch
Canton	Astarac-Gimone
Intercommunality	Val de Gers
Government
• Mayor (2008–2014)	François Rivière
Area1	18.56 km2 (7.17 sq mi)
Population (2008)2	1,041
• Density	56/km2 (150/sq mi)
Time zone	CET (UTC+1)
• Summer (DST)	CEST (UTC+2)
INSEE/Postal code	32426 /32260
Elevation	168–283 m (551–928 ft) (avg. 187 m or 614 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km² (0.386 sq mi or 247 acres) and river estuaries. 2Population without double counting: residents of multiple communes (e.g., students and military personnel) only counted once.

¹ French Land Register data, which excludes lakes, ponds, glaciers > 1 km² (0.386 sq mi or 247 acres) and river estuaries.

Seissan is a commune in the Gers department in southwestern France.