Grounds free. A ticket is required for the guided house tour; visitors (except those taking the first tour of the day) should arrive 30 minutes prior to the scheduled departure time. Advance reservations are highly recommended; a service fee is charged.
Grounds daily 9-5, Apr.-Oct.; 9-4:30, rest of year. Guided tours depart daily at 9, 12:15, 1:15, 3, 3:30 and 4, Apr.-Oct.; at 9, 12:15, 1:15, 3 and 3:30, rest of year. Closed Jan. 1, Thanksgiving and Christmas. Allow 1 hour minimum.