Hours and Directions
The Museum of Geology is located in the heart of the Black Hills, in Rapid City, South Dakota, on the campus of the South Dakota School of Mines and Technology, on the third floor of the O'Harra Building. (See Interactive Campus Map or Visitor Directions).
Admission is FREE! Donations are always appreciated. Guided tours are available for groups. Please call ahead to schedule. 605-394-2467
|Summer Hours (beginning Memorial Day)
||Winter Hours (beginning Labor Day)
|Monday - Friday: 9 am to 5 pm
||Monday - Friday: 9 am to 4 pm
|Saturday: 9 am to 6 pm
||Saturday: 10 am to 4 pm
|Sunday: 12pm to 5pm
||Closed Sundays and Holidays
The Museum has been collecting and displaying new specimens since 1885. Come and see our fascinating mounted skeletons of dinosaurs, mammals, marine reptiles, and fish! Dozens of rare fossils from the White River Badlands are arranged in time-specific dioramas. Our mineral displays include the Hall of South Dakota Minerals, meteorites, and a fluorescent mineral room that's sure to fascinate.
By Car from Airport Route 44 (from the east): From Rapid City Regional Airport, proceed west (right) on Route 44. At the Saint Patrick St. intersection turn left. Travel on Saint Patrick St. to Saint Joseph St. and turn right (west). Follow Saint Joseph St. for 1/2 mile. Turn left at University Loop and right on Technology Court.
I-90 (from I-90 to exit 57): Continue on West Blvd. to Saint Joseph St. Turn left (east) on Saint Joseph St and go 15 blocks. SDSM&T will be in the right side of Saint Joseph St.; turn right at University Loop and right on Technology Court.
Route 79 (from the south): Continue North on Route 79, and take downtown exit to Saint Joseph St. Follow Saint Joseph St. for 1/2 mile. Turn left at University Loop and right on Technology Court.
Route 16 (from the south): Continue north on Route 16 into Rapid City making a right tuen onto Saint Joseph St., traveling east towards the university 13 blocks. Turn right on University Loop and right on Technology Court.
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