EntityQ950647· pop 6· linked from 17 articlesIlpensteinSign in to saveformer castle in the NetherlandsConnectionsNetherlandsConceptAmsterdamEntitymayorEntitycastleEntityknightEntityWaterlandEntityJoost van den VondelEntityJohan de WittEntityDe GraeffEntityIlpendamEntityHouse of EgmondEntityFrans Banning CocqEntityPieter de GraeffEntityVolkert OverlanderEntitylist of castles in the NetherlandsEntityJacoba BickerEntityCategories1622 establishments in the Dutch RepublicBuildings and structures completed in 1622Buildings and structures demolished in 1872Castles in North HollandHouse De GraeffLords of Purmerland and IlpendamPalaces in the NetherlandsRuined castles in the NetherlandsWaterland