May 2016 - October 31, 2016 - Open 7 days a week from 9:00 AM to 5:00 PM. Guided tours offered throughout the day with the last tour at 4:00 PM.
November 2016 - April 30, 2017 - Guided tours only offered at 1:00 pm and 3:00 pm Thursday through Monday. The visitor center opens at 12:30 PM. Closed Tuesday and Wednesday.
*Reservations cannot be made for Val-Kill November - April*
Closed Thanksgiving, Christmas and New Year's Day.
The grounds are open daily, year round from Sunrise to Sunset.