The Bronx Historical Society
The Bronx Historical Society is an energetic organization with a research library and archives that publishes Bronx-related books (for sale at online store) and a newsletter, and offers Bronx histories, profiles, etc. on its website.
The Brooklyn Historical Society
The Brooklyn Historical Society’s Othmer Library has extensive archives on Brooklyn, an outstanding genealogy collection, and much more.
Gotham Center for New York City History
The Gotham Center examines and explores the city’s rich history, and makes it more accessible to citizens and scholars, teachers and students, locals and out-of-towners.
The Greenwich Village Society for Historic Preservation
The Greenwich Village Society is a proactive organization with archives, a library, an oral history project, and lectures.
Municipal Art Society of New York
The Municipal Art Society of New York is a non-profit organization dedicated to urban planning and preservation. Its research library offers complete journalistic records, reports, and other materials concerning the development and future of the city.
The New Netherland Project Institute and Research Center (formerly “Friends of New Netherland”)
The New Netherland Project is an ongoing project to translate and publish all the extant Dutch documents from New Netherland.
New York Genealogical & Biographical Society
A membership organization since 1869, the New York Genealogical & Biographical Society offers a historical newsletter, exhaustive New York history and genealogical publications, and more than 30,000 manuscripts.
New-York Historical Society
The New York Historical Society is an invaluable resource for New York City history.
New York State Historical Association
The New York State Historical Association website includes publications and resources for teachers focusing on New York State history.
The Staten Island Historical Society’s Historic Richmond Town
Historic Richmond Town explores the diversity of the American experience, especially that of Staten Island and its neighboring communities from the colonial period to the present.
Virtual New York
Virtual New York is a website devoted to the history of New York City and its people. It offers the latest scholarship on the city’s history, provides access to primary documents, and is a good resource for teachers.