Ridderkerk

Ridderkerk
Huys ten Donck
Location in South Holland
Coordinates: 51°52′N 4°36′E / 51.867°N 4.600°E / 51.867; 4.600
CountryNetherlands
ProvinceSouth Holland
Government
 • BodyMunicipal council
 • MayorMarco Oosterwijk (SGP)
Area
 • Total
25.26 km2 (9.75 sq mi)
 • Land23.72 km2 (9.16 sq mi)
 • Water1.54 km2 (0.59 sq mi)
Elevation
−1 m (−3.3 ft)
Population
 (January 2021)
 • Total
46,671
 • Density1,968/km2 (5,100/sq mi)
DemonymRidderkerker
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
Postcode
2980–2989
Area code0180, 078(Oostendam)
Websitewww.ridderkerk.nl

Ridderkerk (Dutch pronunciation: [ˌrɪdərˈkɛr(ə)k] ) is a town and municipality in the western Netherlands, in the province of South Holland. The municipality had a population of 46,671 in 2021 and covers an area of 25.26 km2 (9.75 sq mi) of which 1.54 km2 (0.59 sq mi) is covered by water.

The municipality of Ridderkerk also includes the following towns, villages and townships: Bolnes, Oostendam, Rijsoord and Slikkerveer.

Ridderkerk has a museum called De Oudheidkamer, covering the history of the town. The centre of Ridderkerk has a central square for events and there is a theater.