Over 300 years of history.

Built in 1697 and one of Long Island’s oldest and most historic estates, Sagtikos Manor has witnessed centuries of American history.

The British Army’s Long Island headquarters. An overnight stop on George Washington’s tour of Long Island. The Thompson-Gardiner family’s country estate. The local dairy farm. An educational space for our community. Learn more about Sagtikos Manor’s past and present.

Take a tour

Retrace the steps George Washington took in 1790 and visit the bedroom where he slept. Walk through the colonial-era rooms where generations of the Thomson-Gardiner family lived. Experience the grandeur of the Gilded Age in the twentieth-century addition. Plan your tour today.

Upcoming events

  • Spring Cleanup

    Sunday, April 6, 2025

    10:00am - 3:00pm

    Come help us clean up the Manor grounds in preparation for for the summer season.

  • The Peony Path

    Sunday, June 1, 2025

    10:00am or 1:00pm tour

    A garden tour hosted by Friends of the Manor Gardens. Learn more about the history of the Walled Garden and view the historic row of Sagtikos Peonies.

  • Antiques, Vintage & Collectibles

    Sunday, June 15, 2025

    10:00am - 4:00pm

    Over 30 vendors of antiques, vintage, and collectables on our historic grounds.

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Thank you to the following organizations for their support: