Visitor center free. Ferry $15; $10 (ages 6-12). Credit cards are not accepted for tours. Reservations are required.
Mansion tour departs Wed. at 8:30 and returns at 12:30. Lighthouse tour departs Sat. at 9 and returns at 1. Extended tour departs the last Tues. of the month at 8:30 and returns at 3, Mar.-Oct. Fri. tour departs at 8:30 and returns at 12:30, June 1-Labor Day; itinerary varies between mansion and lighthouse so phone to confirm. Visitor center open Tues.-Fri. 7:30-5:30, Sat. 8-5:30. Closed federal and state holidays. Allow 4 hours minimum.