An extraordinary system of cultural and historical resources.

Old Penitentiary Hours & Location

     2445 Old Penitentiary Road
     Boise, ID 83712

(208) 334-2844
(208) 334-3225

     We are located on Warm Springs east of Boise.
     Free parking available.

Old Pen


Open 7 Days a Week

Regular Hours: 12:00pm-5:00pm (last admission 4:15pm)

Summer Hours (Memorial Day through Labor Day): 10:00am-5:00pm (last admission 4:15om)

Last admission at 4:15pm
Earl Exhibit closes at 4:30pm
Lockup begins at 4:45pm
Doors close promptly at 5:00pm

Closed most state holidays:
Call (208) 334-2844 for more information

Idaho's Merci Train is not currently on public display. Please call us at (208) 334-2844 with any questions regarding this artifact.

Admission Prices

Regular Admission:

Adult: $6
Senior (60 and older): $4
Child (6-12 years): $3
Children 5 and under: Free

Children 12 and under must be accompanied by an adult.

Group and AAA discounts available
Free for Idaho State Historical Society Members.

Current Tentative Guided Tours Schedule:

Monday-Friday: Please call us for the most up to date schedule.
Saturday-Sunday: 10:30am, 11:30am, 12:30pm, 1:30pm.

Click here for information about school tours.

Featured Exhibition

Paranormal Investigation
Paranormal Investigation

Sep 7th to Sep 8th