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

The collection provides pictorial information showing locomotives and rolling stock of railroads that once served New York State and adjacent states and provinces.
This collection includes items belonging to the Reher family as well as artifacts that were recovered during an archeological dig near their building.
Historic postcards of ecclesiastical buildings in Nyack, drawn from the collection of Robert Courtwright.
This collection contains photographs of different schools and classrooms located in the Rockville area.