(population: 45,528 in 2004)'s a town and municipality in the western Netherlands, in the province of South Holland. The municipality covers an area of 25.10 km² (of which 1.35 km²'s covered by water). The municipality of Ridderkerk also includes the following towns, villages and townships: Bolnes, Oostendam, Rijsoord, Slikkerveer. Public transport Fast Ferry: Rotterdam Willemskade - Krimpen aan den IJssel Stormpolder - Ridderkerk De Schans - Alblasserdam Kade - Dordrecht Merwekade.… (More on Ridderkerk)