Official Government Website

Old Idaho Penitentiary 150th Anniversary Commemoration

The Old Idaho Penitentiary site turns 150 on March 21, 2022. Join us for a presentation on the site’s early days and the first men incarcerated at the Idaho Territorial prison. No-host bar, light refreshments, and the unveiling of a new pop-up exhibit will be included in the night’s program.

Admission is only $6. Visitors are encouraged to arrive early to explore the Old Idaho Penitentiary site. Presentations begin at 6:30 pm, with the site closing at 8:00 pm.

Idaho State Historical Society Members receive free admission to this event! For more information on ISHS Membership, visit


Mar 21 2022


6:00 pm - 8:00 pm



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Old Idaho Penitentiary
2445 Old Penitentiary Rd., Boise, ID, 83712

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