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155th Anniversary of the Old Montana Prison

Thu, Jul 02

|

1106 Main St

Come join us for the 155th anniversary of the Old Montana Prison!

155th Anniversary of the Old Montana Prison
155th Anniversary of the Old Montana Prison

Time & Location

Jul 02, 2026, 9:00 AM – 5:00 PM

1106 Main St, 1106 Main St, Deer Lodge, MT 59722, USA

About the event

🎉 Celebrate 155 Years of History at the Old Montana Prison! 🎉


Join us on Thursday, July 2, 2026, as we commemorate the 155th anniversary of the opening of the Old Montana Prison in Deer Lodge, Montana.

Step back in time and experience a day filled with history, special activities, and memorable moments. Throughout the day, staff members will be dressed as historic prisoners and guards, bringing the prison's fascinating past to life.

Special events include:


• ⚒️ A ceremonial Time Capsule Burial


• 🚶 Full Guided Tours at 11:00 A.M. and 2:00 P.M.


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About Us

The Powell County Museum and Arts Foundation is a local non-profit membership organization which operates the Old Montana Prison as a Museum. As the Old Prison Complex contains buildings located on three blocks outside the Old Prison walls, other collections have been brought in to fill five museums.

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© 2025 by Powell County Museum & Arts Foundation

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Powell County Museum & Arts Foundation

Old Montana Prison & Auto Museum Complex

1106 Main St. Deer Lodge, MT 59722

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