4.6
(151)
3,437
riders
172
rides
Gravel biking in Boulder County offers a diverse landscape characterized by extensive trail networks, challenging mountain climbs, and scenic, flatter routes. The region features a blend of gravel roads, paved sections, and bike paths, providing varied terrain for cyclists. Riders can experience sweeping mountain and foothill views, serene forest and farmland vistas, and iconic natural features like the Flatirons. This environment supports a wide range of gravel biking experiences, from high-elevation routes to paths alongside Boulder Creek and through open…
Last updated: July 7, 2026
10
riders
52.9km
03:49
660m
660m
This difficult 32.9-mile gravel biking loop combines the Boulder Creek Path with a challenging climb up Flagstaff Mountain, offering panoram
139
riders
68.3km
05:13
1,910m
1,910m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(4)
139
riders
27.4km
01:53
620m
620m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.7
(6)
72
riders
49.7km
02:46
350m
350m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
93
riders
58.5km
04:03
1,230m
1,230m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.6
(7)
115
riders
66.3km
04:00
410m
410m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.2
(5)
140
riders
39.1km
02:44
900m
900m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(16)
50
riders
29.2km
01:35
170m
170m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
57
riders
39.5km
02:34
440m
440m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.8
(4)
41
riders
35.2km
01:52
200m
200m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Boulder County
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Since the earlier post from October 2023, several new gravel trails have been headed up to and down from the mesa. Flowy routes that are fun.
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Warembourg Open Space is a peaceful spot along Coal Creek and the Coal Creek Regional Trail, shaped through conservation efforts by Boulder County, Louisville, and Lafayette. Established in 1999 and 2003, it offers hikers a lovely riparian habitat with cottonwoods, wildlife, and scenic creekside views—a perfect place for an easy, immersive walk close to nature.
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This packed dirt multi-use path runs over the rolling hills of the Ruth Roberts Preserve, linking the Lake Link and Rock Creek Trails. From here, you get panoramic views of Colorado's Front Range.
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This packed dirt multi-use trail runs for nearly nine miles, from Lac Amora Open Space to McKay Lake. It links many small lakes, ponds, and streams in Broomfield, and is a great connector for other trails.
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After losing their nest to a lightning strike in August, it was unclear which location the eagles would choose for their to new nest. With limited suitable nesting trees in the area—including one along the trail near their previous nest—they have now settled in a tree here, near the southern end of S. 104th St.
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Mayhoffer Trail stretches 2.7 miles over gravel and dirt and connects users to other regional trails with awesome views of the surrounding plains and foothills.
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Boulder County offers a diverse range of terrain for gravel biking. You'll find a blend of gravel roads, paved sections, and dedicated bike paths. Routes can take you through serene forest and farmland vistas, alongside Boulder Creek, and up into the foothills and mountains, providing sweeping views. The region is known for its variety, from hard-packed county roads to more challenging single/double-track sections.
Yes, Boulder County has options for all skill levels. For beginners or those preferring flatter rides, areas like the Northern Boulder County Farm Roads offer classic, hard-packed county roads with picturesque views. The Sterns Lake – Warembourg Open Space loop from Lafayette is a moderate route with relatively low elevation gain, making it a good choice. The South Boulder Groad is also noted as a beginner-friendly option.
Experienced riders looking for a challenge will find plenty of options with significant elevation gain. Routes like the Flagstaff Mountain and Boulder Canyon gravel loop — Lafayette and the Gold Hill General Store – Chapman Drive Trail loop from Goss-Grove feature substantial climbing through mountain and canyon terrain. The Boulder Creek Trail – Boulder Creek Path loop from Boulder also presents a difficult ride with considerable ascent.
Boulder County is rich in natural beauty and iconic landmarks. Many routes offer stunning backdrops of the iconic Flatirons. You can also enjoy panoramic views from Davidson Mesa Overlook or explore areas around the Boulder Reservoir. Routes often pass by natural features like the Sunflower Silo and Haystack Mountain, and you might even catch glimpses of wildlife.
Absolutely. Flagstaff Mountain offers some of the best panoramic views of Boulder and the Front Range, with popular overlooks like Panorama Point and Lost Gulch Overlook. While not directly on all gravel routes, many rides in the area provide expansive vistas of the mountains and valleys, especially as you gain elevation.
Many popular gravel biking areas and trailheads in Boulder County offer parking facilities. For specific routes, it's always a good idea to check the tour details on komoot, as they often include information about starting points and accessibility.
Yes, some gravel biking routes are accessible via public transportation, particularly those closer to urban centers. The Boulder Creek Path, for instance, winds through the city of Boulder and connects to various areas, making it relatively accessible without a car. For routes further afield, you might need to combine public transport with a shorter ride to the trailhead.
Generally, most gravel roads and trails in Boulder County do not require specific permits for cycling. However, if your route takes you through certain state parks, such as Eldorado Canyon State Park, there might be an entrance fee required. Always check the specific requirements for any parks or protected areas your chosen route traverses.
Boulder County offers great gravel biking opportunities across multiple seasons. Spring, summer, and fall are generally ideal, with pleasant temperatures and vibrant scenery. Many routes are accessible year-round, allowing you to experience different landscapes, from blooming aspens to snow-dusted peaks. Always check local weather and trail conditions, especially during shoulder seasons.
During winter, conditions on gravel trails in Boulder County can vary. Lower elevation routes and those on hard-packed county roads might remain rideable, especially on sunny days. However, higher elevation trails and mountain passes can be covered in snow and ice, making them challenging or impassable. It's crucial to check current trail conditions and weather forecasts before heading out in winter.
Yes, Boulder County offers several family-friendly options. The Boulder Creek Path, with its scenic route alongside Boulder Creek, has flatter sections suitable for all fitness levels, including families. Northern Boulder County Farm Roads also provide relatively flat and safe environments for a family ride, allowing everyone to enjoy the picturesque views.
Many gravel routes in Boulder County pass through or near towns and communities where you can find cafes, restaurants, and general stores to refuel. For example, the Boulder Creek Trail – Gold Hill General Store loop from Boulder explicitly mentions the Gold Hill General Store, a popular stop for cyclists. Planning your route with komoot can help identify such points of interest.
The komoot community highly rates gravel biking in Boulder County, with an average score of 4.5 stars from over 100 reviews. Riders frequently praise the region's diverse terrain, from challenging mountain climbs to scenic farmland vistas, and the extensive network of trails that cater to all abilities. The breathtaking mountain and foothill views are also a consistent highlight.


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