“The mission of the Historical Society of Greater Port Jefferson is the discovery, preservation, and dissemination of knowledge about the history of the Greater Port Jefferson area.”

Discover the rich history of
our community

Visit us: The Mather House Museum is open from late May through mid-October, Wednesday – Sunday, from 12 noon – 4:00 pm. Join us for a guided tour!

Also, follow us on Facebook at “The Historical Society of Greater Port Jefferson”

A special thanks to the Robert David Lion Gardiner Foundation for their support.