4.6
(7)
209
riders
15
rides
Gravel biking in Larimer County offers diverse landscapes, from expansive plains to mountainous terrain. The region is characterized by significant elevation changes, including high mountain passes and river valleys. Riders can explore a network of gravel roads and trails winding through pine forests, open grasslands, and alongside reservoirs. This varied topography provides a range of challenges for gravel cyclists.
Last updated: April 25, 2026
29
riders
48.0km
04:31
1,230m
1,230m
Tackle the challenging 29.8-mile Old Fall River Road & Trail Ridge Road gravel loop in Rocky Mountain National Park, gaining 4026 feet.
2
riders
69.6km
05:11
250m
250m
Tackle the Poudre and Great Western Trail Loop, a challenging 43.3-mile gravel biking route with 830 feet of climbing.

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10
riders
45.9km
04:01
730m
740m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
38
riders
42.0km
02:36
430m
430m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
riders
69.3km
06:01
1,220m
1,220m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
23
riders
34.2km
02:02
240m
240m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
21
riders
105km
06:57
1,610m
1,610m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
4.0
(1)
15
riders
47.5km
02:58
230m
230m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
12
riders
36.0km
02:17
190m
190m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
4
riders
74.0km
07:57
1,310m
1,310m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Larimer County

Gravel biking in Lory State Park

Gravel biking around Fort Collins

Gravel biking around Laporte

Gravel biking in Horsetooth Mountain Open Space
From the mountain peaks to the prairie โ Rocky Mountains and Great Plains
The pristine beauty of the US National Parks
Hiking in Larimer County
MTB Trails in Larimer County
Cycling in Larimer County
Road Cycling Routes in Larimer County
This little lake in Fort Collins City Park has a paved lake path which circumnavigates the water, taking you on a loop along the bank.
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This is a beautiful, clean park along the La Poudre River with ample parking and access to the paved Poudre River Trail.
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Reservoir Ridge Natural Area in Fort Collins, CO, is a popular destination for outdoor enthusiasts, offering a variety of activities such as mountain biking, hiking, and running. The area features a network of well-maintained trails that wind through rolling hills, grasslands, and scenic viewpoints. Mountain bikers can enjoy challenging singletrack routes with technical sections and fun descents. There are great views of the surrounding landscape, including Horsetooth Reservoir and the surrounding foothills.
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The Great Western Trail is a long-distance route consisting of mostly backcountry roads suitable for hiking, biking and horseback riding. It runs through the states of Arizona, Utah, Idaho, Wyoming, and Montana. You can take some steps along this iconic route, which was designated a National Millennium Trail in 1999, but is not part of the National Scenic Trail System.
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These two adjoining natural areas offer lots of recreation opportunities: You can also walk, run, fish, picnic and bike. Cottonwood Hollow Natural Area is an exception to the usual easy acceptance of biking around Fort Collins: biking is not allowed in this natural area, but there is a bike rack available for you to lock up your ride.
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Dowdy Lake is one of many, many lakes in the Red Feather Lakes area. This attractive lake has a campground on its southern shore, hiking and mountain biking trails around its entirety, and a many scenic spots that are perfect for photographers who wish to capture the reflection of unique rocks and aspen trees that surround the lake. Dowdy Lake is the largest body of water of the Red Feather Lakes and you can swim, fish, and boat in the lake but there is a 10 mph speed limit for boats.
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Larimer County offers a diverse network of over 20 gravel bike routes, catering to various skill levels. These routes traverse everything from expansive plains to challenging mountainous terrain, providing a wide range of experiences for cyclists.
The gravel biking routes in Larimer County are highly regarded by the komoot community, boasting an average rating of 4.6 stars from over 10 reviews. More than 250 gravel bikers have explored the region, often praising the stunning mountain vistas, diverse ecosystems, and the variety of terrain available.
Larimer County's gravel trails feature an exceptional mix of surfaces, including smooth gravel roads, dirt roads, and even some singletrack and doubletrack sections. You'll encounter diverse landscapes, from winding routes through pine forests and aspen groves to open grasslands, river valleys, and challenging climbs in mountainous areas like Roosevelt National Forest.
Yes, Larimer County offers several easier gravel routes suitable for beginners. For instance, the Poudre Trail โ Bridge over Poudre River loop from City Park is a moderate option that provides a more leisurely ride along the river. The Poudre River Trail itself is generally flatter and connects to other natural areas, offering a gentler introduction to gravel biking.
Absolutely. Larimer County is known for its challenging routes with significant elevation gains. The Old Fall River Road & Trail Ridge Road Gravel loop is a difficult 29.8-mile route featuring alpine meadows and mountain views. Another demanding option is the Calloway Hill loop from Livermore, which includes over 1200 meters of elevation gain.
Riders are consistently treated to breathtaking views. Routes around Horsetooth Reservoir and Lory State Park offer epic views of the mountains and the reservoir itself, with unique rock formations. Roosevelt National Forest provides vistas of prominent peaks like Cameron Peak and the sparkling Laramie River. You might also encounter highlights such as Bear Lake or explore parts of Rocky Mountain National Park.
Yes, some areas near gravel biking routes in Larimer County feature waterfalls. For example, Alberta Falls is a notable waterfall in the region, and Horsetooth Falls also offers a scenic stop. While not directly on every gravel route, these natural features are often accessible nearby.
Many gravel biking routes in Larimer County are designed as loops, offering varied scenery without retracing your path. Examples include the Poudre and Great Western Trail Loop, which combines riverside paths with sections of a former railroad, and the Dowdy Lake loop from Red Feather Lakes, which takes you through forested areas and past lakes.
For families, the Poudre River Trail offers a great option for a more leisurely ride with less elevation gain. It's a relatively flat path that connects to natural areas like Lions Open Space, providing a peaceful and accessible experience for riders of all ages. Look for routes designated as 'easy' or 'moderate' for the most family-friendly experiences.
The best time for gravel biking in Larimer County is generally from spring through fall. During these seasons, the weather is more favorable, and trails are typically clear of snow. Summer offers lush landscapes, while fall brings vibrant colors. Always check local conditions, especially for higher elevation routes, as they can retain snow later into spring and see early winter conditions.
Many gravel biking areas in Larimer County, especially those closer to Fort Collins, offer accessible trailheads with parking. While specific public transport options to remote trailheads might be limited, areas like the Poudre River Trail are often well-connected and have designated parking. It's advisable to check specific route details for parking availability.
Yes, particularly around Fort Collins, you'll find amenities such as cafes and breweries. The Poudre River Trail, for example, runs close to urban areas where you can easily access refreshments. For more remote routes, it's best to pack your own supplies, but many rides start or end near towns with services.
Generally, permits are not required for gravel biking on most public roads and trails in Larimer County. However, if your route takes you into specific areas like Lory State Park or Rocky Mountain National Park (such as the Old Fall River Road & Trail Ridge Road Gravel loop), entrance fees or passes may be necessary. Always check the regulations for specific parks or protected areas you plan to visit.


Check out more Gravel rides throughout Larimer County below and find the perfect route in your destination.
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