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

Newspaper articles, documents, and pamphlets from the The Virginia La Tassa Local History Room, at the Mastics-Moriches-Shirley Community Library.
This collection consists of issues of the Morrisania dating between 1913 and 2006.
This collection consists of issues of the Waddington High yearbook from 1928, issues of the Madrid Central Madridian dating between 1942 and 1949 and every issue of Memories dating between 1959 and 2016.
Interviews conducted in the 1970s and 80s on Somers history topics spanning nearly 150 years.