During the months May through September, private tours may be scheduled during the week starting at 10:00 am with the last appointment time starting at 4:00 pm – weekend tours are not offered due to events. October through April, group tours are available on Mondays, Thursdays, and one Saturday of each month. Group tour spaces are limited and reservations are required. Rock Creek Gardens is a private estate. All tours and visits must be scheduled in advance.