Los Alamos: Historic Sites in the Community

The community of Los Alamos was vital to the success of the Manhattan Project. Learn how several hundred scientists, workers, and their families transformed Los Alamos from an isolated community to the center of atomic weapons development during and after World War II.
 
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    Last updated: August 19, 2025

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    Contact Info

    Mailing Address:

    National Park Service, Manhattan Project National Historical Park
    c/o NPS Intermountain Regional Office
    One Denver Federal Center, Building 50

    Denver, CO 80225-0287

    Phone:

    Hanford: 509.376.1647
    Los Alamos: 505.661.6277
    Oak Ridge: 865.482.1942

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