MTN Prime · Est. 2016 · Idaho Springs, Colorado
Hand-cut filet, ribeye, Wagyu and a 25-oz bison tomahawk, seared over high heat and served in a historic mountain dining room on Miner Street.
4.5 · 2,390 Google reviewsIdaho Springs’ steakhouse
Our beef and bison steaks are hand-cut in house and raised by high country ranchers across the West and cooked to order. Pull off I-70, walk into the historic building on Miner Street that was once the town’s grocery store, and order the steak you’ll be talking about the rest of the drive.
Every steak is hand-cut in our own kitchen, not trimmed at a warehouse.
Sourced from ranchers across the American West.
Checked against Certified Angus Beef guidelines.
A deep bourbon shelf and premium wines to complement your steak.
The steak list
All steaks are hand-cut in house and served with one side unless noted. Our beef and bison come from high country ranchers across the West.
The most tender cut on the menu. Lean, buttery and at its best seared hard and served medium rare.
Bold, beefy and lean. The classic steakhouse cut, hand-cut in house and grilled to order.
Richly marbled Wagyu from the shoulder, with deep flavor in every slice.
A full pound of well-marbled ribeye with a caramelized crust and a juicy center.
Served with two sides and one complimentary preparation. Built to share. Not recommended cooked past medium.
Served with two sides, horseradish cream and au jus.
Filet mignon and a Maine lobster tail with a loaded baked potato.
Prices from MTN Prime’s spring 2026 dinner menu and subject to change. Items marked raw or undercooked may increase your risk of foodborne illness. View the full dinner menu (PDF)
Served with two sides, horseradish cream and au jus until it’s gone. Book ahead on weekends.
Make it yours
Finish your steak with a house preparation, add surf to your turf, and choose from nine scratch-made sides. Additional sides are $8 each.
Google reviews
“The wagyu was the best steak I've ever eaten! Our waitress was excellent too! We will definitely be back!”
“Although I originally intended to order the prime rib, I was convinced to try the bone-in bison ribeye instead. It was cooked perfectly to medium and was truly outstanding.”
“Excellent restaurant with outstanding cuisine! Everything was absolutely delicious. Special thanks to the chefs—the filet mignon was cooked to perfection, and the bison meatloaf was a wonderful surprise.”
“We got the bison tomahawk steak, and it was Soo good! Very juicy! Chad was our server and he was great!! He had great recommendations for the sauce and paired it with a great wine!”
“This steakhouse truly lives up to its name! The steak was perfectly seasoned, and the smoked drumlets were packed with flavor.”
“Came to Idaho Springs for a getaway vacation and early anniversary trip. Booked a table at MTN Prime for dinner. We couldn’t have been more pleased with the food and service! ...”
“Nice bourbon selection and craft cocktails. Good quality aged beef and a friendly wait staff! I will definitely go back next time in Idaho Springs.”
“Service, food quality, and small mountain town atmosphere all shined through. Definitely stop in on Friday or Saturday for the slow roasted prime rib.”
Our story
Two longtime friends and restaurateurs founded MTN Prime in 2016 as a place to share unforgettable meals with friends and family. The scratch kitchen pairs with rare and premium spirits and wines inside a historic mountain building that once served as the town’s grocery store.
All nice people are welcome, and all nice dogs are welcome on the patio. If it were up to us, they’d be inside too.
Plan your visit
Reservations are strongly encouraged. Find us in downtown Idaho Springs, just off I-70 and under an hour west of Denver.
| Monday – Thursday | 11:00 am – 10:00 pm |
|---|---|
| Friday | 11:00 am – 10:30 pm |
| Saturday | 10:30 am – 10:30 pm |
| Sunday | 10:30 am – 10:00 pm |
Good to know
MTN Prime at 1600 Miner St in downtown Idaho Springs, Colorado. Every steak is hand-cut in house from beef and bison raised by high country ranchers across the West, and the restaurant holds a 4.5-star rating from more than 2,300 Google reviews.
Reservations are strongly encouraged, especially on weekends and ski or summer holidays. Book a table online at mtnprime.com or call (720) 428-8515.
Prime rib is served on Fridays and Saturdays only starting at 4pm. The entrée comes with two sides, horseradish cream and au jus, while it lasts.
Filet mignon (7 oz), sirloin (8 oz), flat iron Wagyu (8 oz), boneless ribeye (16 oz), a 25 oz tomahawk bison rib eye, slow roasted prime rib, and surf and turf with a Maine lobster tail.
The kitchen verifies temperatures using Certified Angus Beef guidelines, from rare (cool red center) to well (no pink). The bison tomahawk is not recommended past medium.
All nice dogs are welcome on the patio. All nice people are welcome everywhere.
Yes. Takeout is available through MTN Prime’s online ordering on Toast.
Yes. The menu includes soups, salads, sandwiches and other entrée options. Try our lemon caper salmon, chicken or shrimp Alfredo, bison meatloaf, vegan stir fry with house-smoked tofu, or a Beyond patty option for the burger.
