4.4
(6)
330
riders
37
rides
Mountain biking in Collegiate Peaks Wilderness offers diverse terrain characterized by high-altitude mountain passes, dense pine forests, and river valleys. The region features significant elevation changes, providing challenging climbs and rewarding descents. Riders can expect a mix of singletrack and wider paths, traversing through a rugged, natural landscape. This area is known for its remote feel and varied natural features, making it suitable for different levels of mountain biking experience.
Last updated: May 11, 2026
4
riders
36.2km
03:37
740m
740m
Mountain bike a moderate 22.5-mile trail to vibrant Anderson and Petroleum Lakes, gaining 2420 feet in the White River National Forest.
33.0km
03:37
940m
940m
This difficult 20.5-mile mountain biking route in Collegiate Peaks Wilderness gains 3069 feet to Grizzly Lake in 3 hours and 36 minutes.

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6.99km
00:50
250m
250m
Easy 4.3-mile mountain biking route on Pine Creek Road in San Isabel National Forest, leading to Ptarmigan Lake Overlook.
19
riders
29.1km
02:20
540m
540m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
9
riders
21.1km
03:00
1,220m
1,220m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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The North Star Nature Preserve is an access point to the Roaring Fork River. There is kayaking access, access to the East of Aspen Trail, and parking at this south gate. Dogs are allowed on the East of Aspen Trail as long as they are leashed, but are not allowed anywhere else in the preserve so as not to disturb the moose population here.
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The East of Aspen Trail is a gravel trail that runs east along side the Roaring Fork River. It is a great trail for hiking, running and biking with serene river and mountain views along the way.
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The East of Aspen Trail is a gravel trail that runs east alongside the Roaring Fork River. It is a great trail for hiking, running and biking with serene river and mountain views along the way.
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The North Star Nature Preserve is an access point to the Roaring Fork River. There is kayaking access, access to the East of Aspen Trail, and parking at this south gate. Dogs are allowed on the East of Aspen Trail as long as they are leashed, but are not allowed anywhere else in the preserve so as not to disturb the moose population here.
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Aspen, Colorado, the world-famous ski resort town, is a great place to kick off or end your ride by exploring the historic downtown area. Cruise through the streets with Victorian architecture, checking out local shops and art galleries, grab a quick coffee at one of the nearby cafes, or stop by one of the diverse restaurants in town for a meal, before hitting the road again.
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From the top of a barren ridge you can look over to Ptarmigan Lake and its clear blue water. This lake is located in a bowl, surrounded by shrubs and a little grass. Due to the high elevation, it is very exposed in the area, so remember to be safe and take the wind and sun into account.
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Anderson Lake sits at the base of Anderson Peak (13,631 feet). The bowl at the bottom of the basin is filled entirely by snowmelt and makes up the lake. This is the smaller of the two lakes in the area (the larger is Petroleum).
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Grizzly Lake is a wonderful high-alpine lake located in the Collegiate Peaks Wilderness. There are plenty of wildflowers and after the hard climb up to this lake, you can take a swim to cool off.
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There are nearly 40 mountain bike trails in Collegiate Peaks Wilderness. These include 7 easy routes, 13 moderate routes, and 19 difficult routes, offering options for various skill levels.
The trails in Collegiate Peaks Wilderness are highly rated by the komoot community, with an average score of 4.4 stars. Riders often praise the diverse terrain, from high-altitude passes to dense forests, and the rewarding challenges offered by the region's significant elevation changes.
Yes, there are 7 easy mountain bike routes in Collegiate Peaks Wilderness. A good option for beginners is Pine Creek Road, which is 4.3 miles (7.0 km) long and leads through pine forests and along a creek.
For experienced riders seeking a challenge, Collegiate Peaks Wilderness offers 19 difficult routes. The Grizzly Lake Trail is a demanding 20.5 miles (33.0 km) path with significant elevation gain, leading to a high-alpine lake. Another difficult option is the Bell Mountain loop from Aspen Mountain, which features over 1200 meters of ascent.
Yes, there are several loop trails available. The Bell Mountain loop from Aspen Mountain is a challenging 21.8 km loop, and the Aspen Mountain Road and Ute Trail Loop offers a 13.2 km difficult ride.
The best time for mountain biking in Collegiate Peaks Wilderness is typically from late spring through early fall (June to September). Due to the high-altitude nature of the region, trails can be snow-covered outside of these months, and weather conditions can change rapidly.
Yes, the Collegiate Peaks Wilderness is rich in natural beauty. Along various routes, you can find stunning natural monuments like Lake Ann and Elkhead Pass. The area is also home to prominent summits such as Mount Belford, Missouri Mountain, and Mount Harvard, offering spectacular views.
Many trails within the Collegiate Peaks Wilderness allow dogs, but they must be kept on a leash to protect wildlife and ensure the safety of other trail users. Always check specific trail regulations before heading out, as some areas may have seasonal or permanent restrictions.
While many trails in Collegiate Peaks Wilderness are challenging, some easier routes can be suitable for families with older children or those comfortable with moderate distances. The Pine Creek Road is an easy option that offers a pleasant ride through scenic landscapes.
Parking availability varies by trailhead. Many trailheads, especially those leading into popular areas, have designated parking lots. It's advisable to research specific trailheads in advance to confirm parking options and any potential fees or restrictions.
Generally, day-use permits are not required for mountain biking in Collegiate Peaks Wilderness. However, if you plan an overnight trip or enter specific designated areas, permits may be necessary. Always check with the local Forest Service office for the most current regulations.
Directly within the wilderness area, services are limited. However, nearby towns such as Buena Vista and Salida offer a variety of cafes, breweries, and restaurants where you can refuel after your ride. These towns are typically a short drive from many trailheads.


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