NoticeUntil further notice, the main parking lot at the Massachusetts Archives/Commonwealth Museum will be closed due to construction. Limited parking is available but visitors are encouraged to utilize public transportation whenever possible. We apologize for the inconvenience.

A Division of William Francis Galvin, Secretary of the Commonwealth of Massachusetts

  • View of part the exhibit

    Massachusetts History
    Interactive exhibits bring history alive at the Commonwealth Museum

  • John Hancock signature on an historic document

    The Treasures Gallery
    Climate controlled cases display the Declaration of Independence and Bill of Rights, “John Adams” Massachusetts Constitution of 1780, and unique royal charters.

  • Exterior view of the Massachusetts Archives building that houses the Commonwealth Museum

    Welcome!
    The Commonwealth Museum is located in the Massachusetts Archives Building, Columbia Point, Boston

August 17th, Free Fun Friday! Free family friendly games, crafts and activities from 9:00-3:00 in the Patriot Room
New Museum Podcast! “The Case of Sacco and Vanzetti”
New web exhibit! “Reclaiming Black Faces” a documentary by Somerville High School students