Best mountain peaks in Summit County are a defining feature of this Colorado region, known for its high-altitude terrain and diverse natural landscapes. The area encompasses several prominent summits, including multiple "14ers" that attract outdoor enthusiasts. These peaks offer a range of experiences, from accessible climbs to more challenging routes. Summit County's mountains provide extensive views and opportunities to explore the Continental Divide.
Last updated: June 24, 2026
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At 3200 meters (one gets a little complacent with the summit heights!), Mount Royal isn't the largest or most prominent mountain in the Tenmile Range, but it's impressive! It marks the northern end of the range and towers above I-70 to the east, with Frisco forming the base of the western slope. With a wall height of almost 500 meters, it offers plenty of climbing potential—especially used by locals! The path to the top is lined with old mines; apparently, in the past, besides Frisco, there was another town on the slopes of this steep mountain: "Masontown" (founded by General Buford in 1866). Gold and silver were mined here and transported to the mint in Denver. Several avalanches completely destroyed the town in 1912, and we can still see the remains today. Near the summit, the mountain doesn't have to fear comparison with other Alpine peaks. Found by chance—as an alternative to the rain—it was worth it!
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Copper Mountain is a ski resort and mountain located in Summit County. Copper is a self-contained resort with a small village housing restaurants, shops, and condominiums. During the summer season, the ski lifts provide access to hiking and biking trails.
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Ptarmigan Peak is the local looming mountain for Silverthorne, Colorado. The mountain's summit rises to 12,498 feet, almost 1,000 feet above treeline. This offers expansive views of various 13,000 and 14,000 foot peaks around the area along with small mountain towns.
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At 13,433 feet, Grizzly Peak offers an alpine experience without the crowds of a 14er. The mountain rests on a ridge of 13,000 foot peaks just north of the 14ers Grays and Torreys Peaks. When you get to the top, you can see deep into Arapaho National Forest over an alpine lake down in the basin below.
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Crystal Peak reaches up to 13,852 feet and one of the southernmost peaks in the Tenmile Range. There are a few glacial lakes below the summit that add to the alpine views. The route to the top is rocky and trying and feels a lot like a 14er without the trail maintenance and the crowds. All in all, summiting Crystal Peak can be a tough and rewarding experience.
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Traveling to the top of Peak Eight, the Imperial chair lift at Breckenridge Ski Resort is the highest chairlift in North America. It tops out at 12,840 feet, which is over 1,000 feet above treeline. The summit sees snow for much of the year, but it is an exposed talus field in the summer months.
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Reaching up to 12,805 feet, Peak One marks the beginning of the true ridge scramble across the Tenmile Range. Many people choose to come up to this summit from the town of Frisco and then just return to town, but others tackle this peak and many others as they work their way along the ridge to the town of Breckenridge. This ridge traverse should only be attempted if you have serious mountain experience.
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Crystal Peak reaches up to 13,852 feet and one of the southernmost peaks in the Tenmile Range. There are a few glacial lakes below the summit that add to the alpine views. The route to the top is rocky and trying and feels a lot like a 14er without the trail maintenance and the crowds. All in all, summiting Crystal Peak can be a tough and rewarding experience.
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For those new to hiking Colorado's 14,000-foot peaks, Quandary Peak is an excellent choice. It's known as one of the most accessible 14ers due to its relatively straightforward climb. Grays Peak is also considered one of the easier 14ers to summit.
Yes, Grizzly Peak provides a fantastic alpine experience without the crowds often found on the 14ers. At 13,433 feet, it offers stunning views deep into Arapaho National Forest.
Quandary Peak offers breathtaking panoramic views from its summit. From Buffalo Mountain, you can enjoy sweeping vistas of the Gore Range, Tenmile Range, and even Rocky Mountain National Park on clear days. Torreys Peak also provides exceptionally beautiful views.
The area around Grays Peak is particularly known for its wildlife, including mountain goats. Hikers often encounter various alpine species across the region's peaks.
Torreys Peak offers more rugged terrain than its neighbor, Grays Peak, with Class 2 routes and options for experienced mountaineers like the Kelso Ridge, which features Class 3 scrambling and an exposed "knife's edge" near the summit. Peak One also presents a rigorous hiking experience with significant elevation gain.
Quandary Peak is a favored location for winter hiking, offering stunning snowy vistas for those with appropriate skills and gear. The summit of Peak Eight also sees snow for much of the year, providing a unique high-alpine experience.
For Quandary Peak, new regulations for 2021 require a parking reservation for the lot or taking a shuttle to the trailhead. It's advisable to check current requirements for all 14ers before planning your hike, as rules can change.
Beyond hiking, Summit County offers extensive cycling opportunities. You can explore routes like the Dillon Reservoir Recpath or the Tenmile Recpath. For more challenging rides, consider the Copper Mountain, Leadville, Red Cliff, Minturn, & Vail loop. Find more details on these routes in the Cycling in Summit County and Road Cycling Routes in Summit County guides.
The area around Grays Peak offers glimpses into the region's rich mining history, adding a historical dimension to your outdoor adventure.
During the summer months, it's crucial to start your hike early, especially on peaks like Grays Peak and Torreys Peak, as thunderstorms are very likely to occur in the afternoon. Winter hiking is also popular on some peaks, like Quandary Peak, for those prepared for snowy conditions.
Peak Eight is notable for being part of the Breckenridge Ski Resort, hosting the highest chairlift in North America, the Imperial Express. While primarily a ski destination, its summit offers a unique high-alpine experience in summer.
Buffalo Mountain is a distinctive rounded peak standing majestically over Frisco and Silverthorne. Situated within the Eagles Nest Wilderness, it's known for its challenging talus and scree fields. Its Silver Couloir is also recognized as one of North America's classic ski lines.


Discover Summit County’s best peaks and summits by region:
See even more amazing summits in Summit County with these guides: