4.8
(4)
79
riders
6
rides
Gravel biking in Park County, Colorado, offers routes through the Rocky Mountains, characterized by varied terrain and significant elevation changes. The region features extensive networks of unpaved roads, providing access to mountain backdrops and high-altitude landscapes. Cyclists encounter a mix of hard-packed gravel, loose sections, and some paved segments, suitable for exploring the diverse natural features of the area.
Last updated: May 16, 2026
4.7
(3)
34
riders
28.4km
02:19
590m
590m
Experience challenging gravel biking on Boreas Pass Road, featuring panoramic mountain views, aspen forests, and historic sites near Brecken
5.0
(1)
16
riders
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

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17
riders
61.4km
03:57
1,110m
1,110m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
22.6km
01:37
380m
380m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
1
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
63.8km
04:42
1,110m
1,110m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
1
riders
14.5km
00:53
180m
180m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The wide meadow on the eastern side of the Ute Trail Cameron Mtn Watershed Divide is a gradual section of the gravel forest road, with several seasonal and some permanent springs flowing toward Willow Creek. There are some convenient dispersed camping options along the edges of the meadow.
2
0
The summit of Calumet Mountain at 2956 m {about 9000 feet) rises to the west of Ute trail -here viewed across the west flank of the Continental divide, with higher snowcapped ranges in the distance
1
0
Large open meadow on the East side below this highpoint of Ute Trail, forming the gentle headwaters of Willow Creek. There are some good dispersed camp spots in respectful distance of the water and the forest road.
1
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Once roaming wild by the millions, almost hunted to extinction, bison are now raised by some ranchers for specialty meat.
1
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State Trust Land with Hunting and Fishing Access on more than 900,000 acres of land leased to Colorado Parks and Wildlife (CPW) for seasonal public hunting and fishing opportunities. Most properties are open seasonally for hunting and fishing ONLY, unless specifically authorized for wildlife viewing. STLs are typically open from Sept. 1 through the end of February, unless noted otherwise and are closed to public access all other times of the year. A valid hunting or fishing license is required to access State Trust Lands in this program, and unauthorized use or activity on these lands may be subject to enforcement from CPW or local authorities. From Hartsel, go 1.75 miles S on Hwy. 9 to CR 53. Go S for 15 miles to parking area on E boundary, S of CR 53.
2
0
Sweeping views across open prairie to the snow-capped Rocky Mountains
1
0
Ute Trail here runs on a hilly divide of Cameron Mountain, where all waters either flow (south-)east or (north-)west. There are some pleasant camp spots amid wildflowers just off-trail with big-sky sunset views.
1
1
Sitting at at the crest of the Front Range, Boreas Pass is located along the Continental Divide. While summer sees plenty of cyclists climbing to the pass, winter sees a lot of cross-country skiers.
1
0
Park County offers several dedicated gravel biking routes. Our guide features 7 distinct gravel bike trails, catering to various skill levels from moderate to difficult, allowing you to explore the diverse landscapes of the region.
Gravel biking in Park County, Colorado, is characterized by high-altitude mountain passes and unpaved roads. You'll encounter a mix of hard-packed gravel, loose sections, and some paved segments. Routes often feature significant elevation changes, providing challenging climbs and rewarding scenic views. For example, the Calumet valley overlook loop involves over 1800 meters of elevation gain.
While many routes in Park County feature significant elevation and challenging terrain, the Matchless Mine loop from Leadville is a shorter, 5.6-mile trail that is often completed in under an hour, making it a more accessible option for those looking for a less strenuous ride. It leads through the historic Leadville area, offering a glimpse into the region's past.
Park County is generally dog-friendly, but regulations can vary by specific trail, wilderness area, or state park. It's always best to check the local rules for the particular route you plan to ride. For example, areas like Lost Creek Wilderness might have specific restrictions. Always keep your dog on a leash and pack out all waste.
Park County is rich in natural beauty and historical sites. You can encounter breathtaking mountain backdrops, especially around areas like Boreas Pass. The region is home to several prominent peaks such as Mount Democrat Summit, Mount Bross, and Mount Sherman. You might also spot diverse wildlife, including elk and deer. For history enthusiasts, the historic Leadville area, which the Matchless Mine loop passes through, offers a glimpse into Colorado's mining past.
Park County experiences the full spectrum of seasons. Summer and early fall are generally the best times for gravel biking, offering pleasant temperatures and wildflower-filled landscapes. High-altitude routes and passes, like Boreas Pass, are typically clear of snow from late spring through early fall. Winter brings snow, making many gravel roads impassable for biking, though some may be suitable for fat biking.
Yes, Park County offers several challenging routes for experienced gravel bikers. The Boreas Pass Road — Breckenridge is a popular 17.6-mile trail known for its challenging rides and scenic views. Another demanding option is the Calumet valley overlook loop, which is over 111 km long with significant elevation gain, featuring segments that may require pushing your bike.
Several excellent loop options are available for gravel bikers in Park County. The Breckenridge – Breckenridge Peak 6 condos loop is a moderate 13.0-mile path navigating through the Breckenridge area. For a longer, more challenging loop, consider the Breckenridge – Breckenridge loop from Tordal Estates, which covers over 61 km with substantial elevation.
The gravel biking routes in Park County are highly rated by the komoot community, with an average score of 4.8 stars from 4 reviews. Over 80 gravel bikers have used komoot to explore the varied terrain, often praising the stunning mountain backdrops, the mix of challenging and scenic rides, and the extensive network of unpaved roads that provide a true Rocky Mountain experience.
Absolutely. Park County is renowned for its scenic beauty. The Boreas Pass Road — Breckenridge is particularly famous for its panoramic mountain views. Many routes, especially those at higher elevations or through forested sections, offer continuous picturesque landscapes of the Rocky Mountains.
While many routes are moderate to difficult, the Matchless Mine loop from Leadville is a shorter, easier option, perfect for those looking for a less intense gravel biking experience. It's a 5.6-mile trail that can be completed in about 51 minutes, offering a gentle introduction to the region's gravel roads.
Parking is generally available at or near the trailheads for popular routes. For example, routes around Breckenridge and Leadville often have designated parking areas. It's advisable to check specific route details on komoot or local recreation websites for precise parking information, especially for less-trafficked or remote starting points.
Yes, Boreas Pass Road is a highly popular and iconic gravel biking route in Park County, known for its challenging climbs and incredible scenic views. Other notable areas for gravel riding include routes near Leadville and various loops around Breckenridge.
Winter in Park County brings significant snowfall, making most gravel roads impassable for traditional gravel biking. Many high-altitude passes and unpaved roads will be covered in snow and ice. While some areas might be suitable for fat biking, it's crucial to check local conditions, avalanche warnings, and road closures before attempting any winter rides. Spring melt can also lead to muddy and challenging conditions.


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