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.

A retreat for the first American born Mayor of New York. The British Army’s Long Island headquarters. An overnight stop on George Washington’s tour of Long Island. The Thompson-Gardiner family’s country home. The local dairy farm. A county park and museum. An educational space for our community. Explore 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 - 2:00pm

    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: