State/County Park | Historic House

Dey Mansion

The Dey Mansion, built around 1770, served as General George Washington’s headquarters in 1780 during a pivotal time in the American Revolution. As one of his surviving field headquarters, it offers a lasting connection to the strategic decisions, military challenges, and historic events that shaped the fight for independence.

  • Parking
  • Accessible Parking

Know Before You Go

The Dey Mansion offers tours, lectures, and special events that promote the lives of those living in Colonial America, the events of the Revolution, and need for historic preservation.

Operating Hours

Wed - Sun | 10:00 am - 5:00 pm

Admission & Tickets

Adults - $5

Children (7-17) - $3

Reignite the spirit of revolution. Liberty Trail. See all sites.