Denain

Denain
Commune
The town hall in Denain
Flag Coat of arms
Location of Denain
Denain Location within France Denain Location within Hauts-de-France
Coordinates: 50°19′46″N 3°23′45″E
Country	France
Region	Hauts-de-France
Department	Nord
Arrondissement	Valenciennes
Canton	Denain
Intercommunality	CA Porte du Hainaut
Government
• Mayor (2020–2026)	Anne-Lise Dufour-Tonini
Area 1	11.52 km2 (4.45 sq mi)
Population  (2023)	20,665
• Density	1,794/km2 (4,646/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	59172 /59220
Elevation	26–115 m (85–377 ft) (avg. 33 m or 108 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Denain (French pronunciation: [dənɛ̃] ^ⓘ; Picard: Dnain) is a commune in the Nord department in northern France. As of 2023, the population of the commune was 20,665, on a land area of 11.52 km² (4.448 sq mi).

It is the largest of 47 communes which comprise the Communauté d'agglomération de la Porte du Hainaut, which in 2017 had a total population of 158,754.