Items in New York Heritage are organized into collections, which provide additional context for understanding their significance and meaning.

Newsletters, newspaper articles, publications, meeting minutes and scrapbooks chronicling the history of the League of Women Voters, a nonpartisan political organization from the early 20th century to present day.
Books, photographs, memoribilia, and other documents from the Mastic-Moriches-Shirley Community Library.
Historic items relating to the local history of Nyack and surrounding areas.