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

The Siena College Historic Photographs Collection includes photos and drawings depicting academic, athletic and student life at Siena College.
Complete issues of South of the Mountains, Rockland County's local history quarterly.
This collection consists of every issue of the Centralian between 1951 and 2013.
The Summit was the annual yearbook of Daemen College (formerly Rosary Hill College), published between 1952 and 2012. The collection consists of all volumes dating between 1952 and 2008.