Derval

For the Irish given name Derval, see Dervla.

Derval Derwal
Commune
Town hall
Coat of arms
Location of Derval
Derval Derval
Coordinates: 47°40′06″N 1°40′12″W
Country	France
Region	Pays de la Loire
Department	Loire-Atlantique
Arrondissement	Châteaubriant-Ancenis
Canton	Guémené-Penfao
Intercommunality	secteur de Derval
Government
• Mayor (2020–2026)	Dominique David
Area 1	63.51 km2 (24.52 sq mi)
Population  (2021)	3,556
• Density	56/km2 (150/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	44051 /44590
Elevation	8–77 m (26–253 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Derval is a commune in the Loire-Atlantique department in western France.

Geography

The river Chère forms all of the commune's northern border.

Population

Historical population

Year Pop. ±% 1793 1,750 —     1806 1,704 −2.6% 1821 1,936 +13.6% 1831 2,063 +6.6% 1841 2,185 +5.9% 1851 2,482 +13.6% 1861 2,677 +7.9% 1872 2,968 +10.9% 1881 3,106 +4.6% 1891 3,257 +4.9% 1901 3,329 +2.2% 1911 3,229 −3.0%

Year Pop. ±% 1921 2,865 −11.3% 1931 3,245 +13.3% 1946 2,859 −11.9% 1954 2,653 −7.2% 1962 2,702 +1.8% 1968 2,675 −1.0% 1975 2,591 −3.1% 1982 2,558 −1.3% 1990 2,558 +0.0% 1999 2,489 −2.7% 2007 2,919 +17.3% 2017 3,489 +19.5%

International relations

Derval is twinned with Llanidloes, a small town in Wales.

See also

• Communes of the Loire-Atlantique department