• The Living Room in the Vanderbilt Mansion

    Vanderbilt Mansion

    National Historic Site New York

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  • Park Closure Next Week

    Because of road work the park will be CLOSED to all visitors on Tuesday, September 23rd and Wednesday, September 24th. Call 845-229-9115 for more information. (Updated at 2:28pm 9/18)



Historic archival material serves as the basis for the restoration and interpretation of Vanderbilt Mansion National Historic Site. Documentary resources include original estate records, ledgers, account books, diaries, and photographs that illustrate the history of estate management and offer insight into the operation of the farm, the park and formal gardens, as well as the mansion, pavilion, and coachhouse. The significance of this collection lies not just in its relative completeness, but also in its potential to serve historians.

The archives collection and reference library include architectural drawings, photographs, the estate accounting ledgers, maps, oral histories, historian's files and clippings, and the park's resource management documents. Consult the Repository Finding Aid for more information.

Research materials in the park's reference library and archives are available to the public by appointment. Additionally, many research documents published by the park are available online. For further inquiries or to make an appointment, contact the Collection Manager by email, or by calling (845-229-2465.


Did You Know?

Inside the Vanderbilt Powerhouse

The Vanderbilt Mansion was the first home in the Town of Hyde Park to have electricity. They had their own hydroelectric power plant built on the property.