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

Historical maps showing land purchases and boundaries in the Town of Huntington.
Deeds documenting land transactions from the early history of Huntington.
This collection contains photographs of the Clifton Park and Halfmoon areas, particularly their connections to the Erie Canal.
Charles Rand Penney was a prominent collector. The Charles Rand Penney Trail unites his collections of Pan-American Exposition souvenirs, Papua New Guinea artifacts, Niagara County historical items, Larkin Company ephemera, and Niagara Falls artwork.
This collection contains journals and archaeological and historical materials of Dr. David Sherwood Kellogg.