Parks, Recreation and Historic Preservation

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Sat 24 May
Knox’s Headquarters Opens for the Season
Saturday, May 24, 2025
Knox's Headquarters State Historic Site
The headquarters of Revolutionary War generals Nathanael Greene, Henry Knox and Horatio Gates opens for another season of tours and special events.
Registration: Not required
Fri 04 Jul
Independence Day
Friday, July 4, 2025 01:00 PM - 04:00 PM
Knox's Headquarters State Historic Site
Celebrate the 4th at two sites hallowed by the soldiers who won our independence. At Knox's Headquarters see a small cannon fired at 1:00 & 4:00 PM. At the New Windsor Cantonment see military firing demonstrations at 2:00 PM.
Registration: Not required
Sat 25 Oct
It was dark back then
Saturday, October 25, 2025 06:00 PM - 10:30 PM
Knox's Headquarters State Historic Site
From 6:00 – 10:30 PM tour the grounds by night if you dare. In the spirit of 18th century Gothic literature, costumed interpreters from the New Windsor Cantonment and Knox's Headquarters State Historic Sites submit for your approval a haunting tale. The eerie night-cloaked grounds of the historic Knox's Headquarters, the 1754 Ellison home, serve as a stage for this macabre presentation about strange happenings. Beginning October 1, call (845) 562-7141 X22 to make reservations.
Registration: Not required
Sat 13 Dec
Christmas with the Ellisons
Saturday, December 13, 2025 04:00 PM - 07:00 PM
Knox's Headquarters State Historic Site
From 4:00 to 7:00 PM tour by candlelight the elegant 1754 Ellison mansion ornamented with costumed staff and 18th century holiday decorations.
Registration: Not required
Sat 20 Dec
Christmas with the Ellisons
Saturday, December 20, 2025 04:00 PM - 07:00 PM
Knox's Headquarters State Historic Site
From 4:00 to 7:00 PM tour by candlelight the elegant 1754 Ellison mansion ornamented with costumed staff and 18th century holiday decorations.
Registration: Not required
Sat 27 Dec
Open House
Saturday, December 27, 2025 10:00 AM - 03:00 PM
Knox's Headquarters State Historic Site
The Ellison mansion is open for tours at 10:00 AM, 11:00 AM, 1:00 PM, 2:00 PM & 3:00 PM each day. Tour the elegant 1754 historic house decorated for the season in 18th century fashion.
Registration: Not required
Sun 28 Dec
Open House
Sunday, December 28, 2025 10:00 AM - 03:00 PM
Knox's Headquarters State Historic Site
The Ellison mansion is open for tours at 10:00 AM, 11:00 AM, 1:00 PM, 2:00 PM & 3:00 PM each day. Tour the elegant 1754 historic house decorated for the season in 18th century fashion.
Registration: Not required