Welcome to the New Castle Historical Society. We invite you to tour the historic Horace Greeley House and gardens, view our permanent and rotating exhibits, and take advantage of our many educational and family programs. In addition, we offer research opportunities with access to our library and archives. Visit our museum shop online or in person.
Discover the evolution of New Castle and its inhabitants from the Native Americans, Europeans, and Quakers as the town underwent a change through various wars and grew from a farming community to a thriving suburb of New York City.