Maud Foster Windmill is a seven-storey, five sail windmill located by the in Skirbeck, Boston, Lincolnshire, from which she is named. She is one of the largest operating windmills in England being 80 feet (24.38 m) tall to the cap ball. The tower mill and adjoining granary is grade I listed building. The mill was built in 1819 for Isaac and Thomas Reckitt of Wainfleet. It was repaired and restored in 1988.