Grounds free. House tour and museums $10; $5 (ages 6-12).
Grounds daily 8 a.m.-dusk. Park closed Jan. 1, Thanksgiving and Christmas. House tours Thurs.-Mon. noon-5, Memorial Day-Labor Day; Sat.-Sun. noon-5, rest of year. Last tour begins 1 hour before closing. Museum open Sat. noon-5, Feb.-Dec. Museum closed Thanksgiving, Christmas Eve, Christmas and Dec. 31.