$10 (valid for 7 days and includes Edison Laboratory Complex); free (ages 0-15). Audio tour $5. Cash only.
Park open Wed.-Sun. 9:30-5, July 4-Labor Day; 10-4, rest of year. Glenmont open Wed.-Sun. 11:30-5, July 4-Labor Day; Fri.-Sun. 11:30-4, rest of year. Guided mansion tour tickets are distributed on a first-come first-served basis from the visitor center. Closed Jan. 1, Thanksgiving and Christmas. Allow 2 hours, 30 minutes minimum.