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

Images, documents, and ephemera relating to the formation and development of Pearl River, New York.
The Pearson Street Books consist of four volumes of notes and sketched maps created by Jonathan Pearson, city historian, about property ownership in the city of Schenectady, New York from the 1660s through the mid-nineteenth century.
This collection consists of photographs of military operations, training, and facilities in and around Plattsburgh Barracks, which operated as a military instillation, under various different branches of the armed service, from `5.