This is a list of free Long Island County, New York Genealogy Records online at FamilySearch with Long Island County histories, school records, and more.
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Long Island County, New York Daily Life Records
Ethnic & Minorities
Long Island County – Native Races – Some Indian Fishing Stations Upon Long Island
Long Island County – Brooklyn and Long Island in the War
Long Island County – The Campaign of 1776 Around New York and Brooklyn : Including a New and Circumstantial Account of the Battle of Long Island and the Loss of New York, with a Review of Events to the Close of the Year. Containing Maps, Portraits, and Original Documents
Long Island County – Early History of Hempstead, Long Island
Long Island County – The Indian Names for Long Island
Long Island County – History of the Long Island College Hospital, Long Island College of Medicine, and the State University of New York College of Medicine at New York City : Alumni Association Highlights, 1880-1955 and Biographies of Graduates, 1900-1955
Long Island County – Annual Report of the Board of Directors, the Librarian and the Treasurer, Presented at the Annual Meeting of the Long Island Historical Society, Long Island Historical Society