2455 Old Penitentiary Road

Boise, ID 83712 (Next to the Old Pen)

Current Hours

Saturdays 12-5pm. Sundays are for special events, and by pre-registration only. View EVENTS for details.

Free Admission!

Tours and other programs available.


The museum is a 501(c)(3) organization. As a non-profit museum, your donation may also qualify you for a generous Idaho State tax credit. Click on the “Donate” button below to make your donation.

Donate to IMMG

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