Derval

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Commune in Pays de la Loire, France

Derval Derva (Gallo) Derwal (Breton)
Commune
Town hall
Coat of arms
Location of Derval
(2020–2026)		Dominique David^[1]
Area ¹	63.51 km² (24.52 sq mi)
Population (2021)^[2]	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 (French pronunciation: [dɛʁval] ^ⓘ; Gallo: Derva, Breton: Derwal) 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.	±% p.a.
1793	1,750	—
1821	1,936	+0.36%
1846	2,309	+0.71%
1872	2,968	+0.97%
1901	3,329	+0.40%
1926	3,226	−0.13%
1946	2,859	−0.60%
1962	2,702	−0.35%

Year	Pop.	±% p.a.
1968	2,675	−0.17%
1975	2,591	−0.45%
1982	2,558	−0.18%
1990	2,558	+0.00%
1999	2,491	−0.29%
2007	2,919	+2.00%
2012	3,422	+3.23%
2017	3,489	+0.39%

Source: EHESS^[3] and INSEE (1968-2017)^[4]

International relations

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

References

^ "Répertoire national des élus: les maires" (in French). data.gouv.fr, Plateforme ouverte des données publiques françaises. 13 September 2022.
^ "Populations légales 2021". The National Institute of Statistics and Economic Studies. 28 December 2023.
^ Des villages de Cassini aux communes d'aujourd'hui: Commune data sheet Derval, EHESS (in French).
^ Population en historique depuis 1968, INSEE