Westchester History: Online Resources

Search all Westchester County Library collections using this catalog tool.

Access a variety of historical content related to Westchester County. Open to the public in person: Tuesdays and Wednesdays from 9:00 a.m. to 4:00 p.m.
2199 Saw Mill River Road, Elmsford (914) 592-1925

The Historical Society’s collection complements the County Archives, housed in the same location.
(914) 592-4323

P.O. Box 518
White Plains, NY 10603-0518

“This is a list of locations within Westchester County that have copies of Westchester County newspapers either on microfilm or the actual newspapers. Listing here does not mean that the library or other location has the resources to do searches for individuals. Contact them for their policy."

This Web page provides access to information on six national historic landmarks in the Hudson River Valley: Sunnyside, Washington Irving's riverfront home, in Tarrytown; Philipsburg Manor, a 300-year-old working farm and gristmill in Sleepy Hollow; Kykuit, the Rockefeller house & gardens, in Pocantico Hills; The Union Church of Pocantico Hills, with stained glass windows by Marc Chagall and Henri Matisse; Van Cortlandt Manor, manor house, tenant farmer's house and 18th-century tavern, in Croton-On-Hudson; and Montgomery Place, with formal gardens, woodland walks, and a mansion overlooking the Hudson River and Catskill Mountains in Annandale-On-Hudson.

The Library of Congress has digitized many of its collections for access to the public online, including American History collections.

Linked through the National Parks Service, Ellis Island Records are searchable online through a variety of sites.

"The Hudson River Valley Institute at Marist College is the academic arm of the Hudson River Valley National Heritage Area. Its mission is to study and to promote the Hudson River Valley and to provide educational resources for heritage tourists, scholars, elementary school educators, environmental organizations, the business community, and the general public. Its many projects include the publication of the Hudson River Valley Review and the management of a dynamic digital library and leading regional portal site."

"Explore digital content from libraries and cultural heritage institutions that document the rich history of New York’s Hudson River Valley. Discover photographs, diaries, correspondence, artwork, newspapers, oral history interviews, and more that contribute to the story of the people, places, and events that make this region exceptional."

Explore abandoned ruins throughout Westchester and surrounding counties.

"John Jay Homestead State Historic Site is one of the six state historic sites and twelve parks administered by the New York State Office of Parks, Recreation and Historic Preservation–Taconic Region."

"The National Register of Historic Places is the official list of the Nation's historic places worthy of preservation. Authorized by the National Historic Preservation Act of 1966, the National Park Service's National Register of Historic Places is part of a national program to coordinate and support public and private efforts to identify, evaluate, and protect America's historic and archeological resources."

"The New York State Archives preserves and makes accessible over 250 million records of New York’s State and colonial governments dating from 1630 to the present."

Learn about the history of Pace University and its campuses.

Located in Hyde Park, NY, the Franklin D. Roosevelt home is part of the National Parks Service historical landmarks.