Gillette Castle Interior & Visitor Center open daily 10 a.m. - 4 p.m. Memorial Day - Labor Day, and weekends through Columbus Day. Ticket sales begin April 1, 2025.
Holiday Tours are held on Fridays, Saturdays & Sundays from November 28 - December 21, 2025, every 15 minutes from 10 a.m. - 3:30 p.m. Holiday Tour ticket sales begin September 2.
Advance purchase of tickets is highly recommended. Tickets are sold by the State, not the Friends.
Grounds are open daily, year-round, from 8 a.m. until sunset.

Please note that the East Haddam Swing Bridge is undergoing a major multi-year renovation. The bridge construction alerts schedule provides important details. Alternatives are the bridges through Middletown or Old Saybrook, and the seasonal Chester-Hadlyme ferry.

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