2455 Old Penitentiary Road

Boise, ID 83712 (Next to the Old Pen)

Current Hours

November Hours: Saturdays Only 1-4pm plus Santa's Rock Shop: Sunday Nov 12 12-4pm

Free Admission!

Tours and other programs available.

Field Trips

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Field Trip: Shoofly Oolite

Join Steve Schaps for a field trip to the Shoofly Oolites, one of the largest outcrops of Oolites in North America—located 70 miles from Boise near Grand View. 10am-3pm STARTING POINT FOR TRIP: Please meet in the Albertson’s Shopping Center parking lot near McDonald's Restaurant, 6574 S Federal Way, near the intersection of I-84 and […]

Field Trip: Shoofly Oolites

Field Trip: Shoofly Oolites Join Steve Schaps for a field trip to the Shoofly Oolites, one of the largest outcrops of Oolites in North America—located 70 miles from Boise near Grand View. 10am-3pm, STARTING POINT FOR TRIP: Please meet in the Albertson’s Shopping Center parking lot near McDonald's Restaurant, 6574 S Federal Way, near the […]

Placerville or Bust

Join us for a field trip to the historic mining town, Placerville. 7:30 AM to about 4:30pm.  Everyone must pre-register. Adult Nonmembers of the museum-$20 plus Eventbrite fee, Museum members-$10, kids are free. Pre-registration is required of each person. https://www.eventbrite.com/e/placerville-or-bust-tickets-596208043307 If you would like to join the museum, please go to www.idahomuseum.org/membership. Please contact operations@idahomuseum.org […]

Field Trip: Shoofly Oolites

Saturday, May 20 Field Trip: Shoofly Oolites Join Steve Schaps for a field trip to the Shoofly Oolites near Grandview 10am-3pm. Meet-up at the Albertson’s Shopping Center parking lot near McDonald's, 6574 S Federal Way at 10 am. Event is sponsored by Idaho Museum of Mining and Geology. Nonmembers of museum $20, Members $10. Kids […]

CANCELLED: Gold Panning at Grimes Creek

This event has been cancelled. Original Post: Don Dorman will lead a kid-friendly field trip on Saturday, June 24, to a Grimes Creek claim to pan for gold. Please plan to meet at the Idaho Museum of Mining and Geology, 2455 Old Penitentiary Rd. Boise 83712 at 7:30am for an 8am departure. The group will […]

Eagle Rock Geology Hike

Join IMMG, Eliza Schulz, on a .5 mile geology hike to Eagle Rock and  learn about the earth below your feet. Eliza Schulz will meet hikers at 7:45am in the Old Pen dirt parking lot near the Ridge to Rivers trail sign. The trailhead is about 30 steps from the Idaho Museum of Mining and […]

Field Trip: Shoofly Oolite

Join Steve Schaps for a field trip to the Shoofly Oolites, one of the largest outcrops of Oolites in North America—located 70 miles from Boise near Grand View. 10am-3pm, Sponsored by Idaho Museum of Mining and Geology, 2455 Old Penitentiary Rd. Nonmembers of the museum $20, Members $10. Children are free. Pre-registration is required at: […]