Hours of Operation
Admission gate is open 9:30 a.m. to 4 p.m. For complete information, please see Plan Your Visit.
Great House tours
Are on the hour from 10 a.m. to 4 p.m. Please plan to arrive at the Visitor Center 15 minutes before tour time. Tours are approximately 45 minutes in length.
Is open from 11:00 a.m. to 4 p.m. daily.
Is open for lunch every day from 11:00 a.m. to 3 p.m.
Jessie Ball DuPont Memorial Library
Is open to researchers (by appointment only) on weekdays from 9:00 a.m. to 5 :00 p.m.
The Beach & Overlook
The road to the overlook and beach is open from 10 a.m. to 4 p.m., weather permitting.
All of the six nature trails are open during normal visitor hours.
The Gristmill operates on the second Saturday in the month from 12 p.m. to 3 p.m., April to October, weather permitting.