Crailo State Historic Site is a historic, fortified brick manor house in Rensselaer, New York which was originally part of a large patroonship held by Kiliaen van Rensselaer, c. 1585–1643. Crailo is a Dutch word meaning Crow's Woods (Kraaien bos), and refers to the Rensselaer's Estate in Huizen, Holland, also named "Crailo".