Bleiswijk (Dutch: [ˈblɛisʋɛik] ) is a town and former municipality in the western Netherlands, in the province of South Holland.
The municipality had a population of 10,222 in 2006, and covered an area of 21.96 km2 (8.48 sq mi) of which 0.83 km2 (0.32 sq mi) is water. On 1 January 2007, the town was merged with neighbouring towns Bergschenhoek and Berkel en Rodenrijs to form the new municipality Lansingerland.
According to the January 2020 census, its population was 10,895.[1]
