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

A collection of photographs documenting the Jewish community in Buffalo and the Greater Niagara region from the early 20th century to present day.
A collection of reports, minutes, and scrapbooks relating to New York State chapters of the Woman’s Christian Temperance Union, the bulk of which relate to the Unadilla, New York local union.
Digital copies of the Plainview-Old Bethpage Local History Photograph Collection.
The Reid Gallery of Prominent Citizens at the Jervis Public Library in Rome, New York, contains "photographic portraits of prominent men who have in some way been connected with the history of Rome, or its vicinity, who have been born in Rome or have lived in Rome and who have attained prominence in the city of Rome or elsewhere," along with a "historical or biographical sketch" of the respective subject.