The Allis-Bushnell House is a historic house at 853 Boston Post Road in Madison, Connecticut. It was built in 1785 and added to the National Register of Historic Places in 1982. The house is owned by the Madison Historical Society and operated as a historic house museum. In 1917, the Madison Historical Society rented the property for its collections and as a meeting place. On July 13, 1920, the organization bought the house and 0.56 acres. The house was the headquarters of the Madison Historical Society until 2010. Currently it is open to members and the public for special events.