Stephen A. Schwarzman Building
Fifth Avenue and 42nd Street
First Floor
Room 121
New York, NY 10018
Fully Accessible
Closed today
Regular Hours
Irma and Paul Milstein Division of United States History, Local History and Genealogy
Day Hours
Monday: 10 AM–5:45 PM
Tuesday: 10 AM–7:45 PM
Wednesday: 10 AM–7:45 PM
Thursday: 10 AM–5:45 PM
Friday: 10 AM–5:45 PM
Saturday: 10 AM–5:45 PM
Sunday: CLOSED

About the Division

Black and white archival photo of New York street.

The Irma and Paul Milstein Division of United States History, Local History and Genealogy is a premier resource for researchers of all levels, focusing on U.S. history, local history, the history of New York City, and genealogy.  Featuring one of the nation's largest publicly accessible genealogical collections and a wealth of local and United States history materials, with a particular focus on the New York region, the Milstein Division's diverse holdings cater to a wide range of research interests. 

The Milstein Division welcomes research questions related to U.S. history, local history, the history of New York City, and genealogy. Our reference staff  possess extensive knowledge and expertise in these areas, offering comprehensive reference services such as personalized consultations.provides guidance on how to access NYPL’s extensive collections, while also sharing relevant research methodologies and information literacy skills that can aid in independent research. Visiting for research? Email us in advance or schedule a consultation. Explore our online catalog, research guides and databases beforehand to make the most of your visit.

Visiting the Collection

Can researchers access the collection without an appointment?
The Milstein Division reading room is open for research and quiet study, and to access the Library's general collections. Library patrons are asked to present their library card upon entering the reading room. 

What else do researchers need to know about accessing the collection?
Use the catalog to browse collections that may be useful to you in order to request them for your visit. Some collections are stored offsite and require 2–3 days for delivery.

Can I book an appointment to speak with a librarian about my research or on the best ways to get started?
Patrons are welcome to book a consultation with one of our librarians to discuss their research projects and to prepare for a visit to the Library.  You do not have to have a consultation prior to your visit to the Local History & Genealogy Division.

Who can researchers contact with further questions?
Please email us at with any additional queries or fill out this form: Ask a Question

Learn more about this division

Request a Class Visit

Three researchers sit at a table filled with books in the Rose Main Reading Room.

Our staff welcomes students and instructors to explore the collections and resources at our landmark 42nd Street building. We work with educators to design class visits that use the Library's remarkable collections to foster creative inquiry, build critical thinking and information literacy skills, and inspire wonder and excitement around the process of research. Learn more. 


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