3.1
(29)
35
riders
02:11
24.9km
260m
Mountain biking
The Marshall Mesa Loop is a moderate 15.5-mile mountain biking trail near Boulder, offering Flatirons views and varied terrain.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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9.22 km
Highlight (Segment) • Trail
Tip by
12.5 km
Highlight (Segment) • Trail
Tip by
24.9 km
End point
Parking
Way Types & Surfaces
Way Types
24.7 km
128 m
105 m
< 100 m
Surfaces
13.7 km
11.1 km
< 100 m
< 100 m
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Elevation
Highest point (1,820 m)
Lowest point (1,690 m)
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Saturday 16 May
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This route was planned by komoot.
The terrain offers a diverse mountain biking experience. You'll encounter a mix of smooth gravel roads, especially near trailheads like Doudy Draw, transitioning to singletrack with rocks and loose sections. There are also 'twisty bits through the trees' for cornering practice, areas with good flow and bumps, and even optional jumps. Portions follow wide, flat ranch roads, such as parts of the Community Ditch Trail.
Yes, the Marshall Mesa Loop is generally considered easy to intermediate and is an excellent spot for beginners and families. Many sections are mellow and forgiving, allowing riders to develop skills. While some routes, like the Doudy Draw Loops, are rated intermediate with climbs and varied terrain, there are plenty of beginner-friendly options with spectacular views.
The trail offers breathtaking scenery, including expansive views of the plains and the iconic Flatirons. You'll ride through open golden fields and wooded areas, emerging to panoramic views of Boulder and the Front Range. Wildlife sightings are common, with opportunities to spot birds of prey, coyotes, and mule deer. You might also see the Open Space cattle program.
The Marshall Mesa Loop is enjoyable for mountain biking throughout much of the year. Spring and fall offer pleasant temperatures and vibrant scenery. Summer can be hot, so early mornings or late afternoons are often best. Winter riding is possible on clear days, but be mindful of snow and ice conditions.
There are several trailheads providing access to the Marshall Mesa Loop system. Popular starting points include the Doudy Draw Trailhead and the Marshall Mesa Trailhead. Parking is generally available at these locations, but it can fill up quickly during peak times, especially on weekends. Arriving early is often a good strategy.
Yes, dogs are generally allowed on many trails within the Boulder Open Space and Mountain Parks system, which includes Marshall Mesa. However, specific regulations apply, including leash requirements and designated Voice and Sight Control areas. Always check local signage and the Boulder Open Space and Mountain Parks website for the most current rules regarding dogs.
No, there are typically no entrance fees or permits required for general access to the Marshall Mesa Loop trails within the Boulder Open Space and Mountain Parks. However, it's always a good idea to check the official Boulder Open Space and Mountain Parks website at bouldercolorado.gov for any updates on regulations or special requirements.
Yes, Class 1 and Class 2 e-bikes are allowed on several key trails within the Marshall Mesa system. However, regulations can vary, so it's important to confirm which specific trails permit e-bikes by checking signage at the trailhead or consulting the Boulder Open Space and Mountain Parks website.
Yes, the route is part of an extensive trail system and intersects with numerous other paths. Along the way, you'll encounter sections of the Marshall Mesa, Mayhoffer Trail, Singletree Trail, Meadowlark Trail, Coalton Trail, Greenbelt Plateau Trail, and Community Ditch Trail, among others. This allows for many options to create longer or shorter rides.
Its flexibility is a major draw. The trail system is very close to Boulder and offers many different ways to link up trails. This allows riders to easily create quick hour-long rides or extend their excursions for several hours. You also have options to cross Highway 93 to access trails on the east side, further expanding your route choices.
Yes, as part of the Boulder Open Space and Mountain Parks, these trails are multi-use and shared with hikers and equestrians. Specific regulations are in place for dogs (leash laws, Voice and Sight Control areas) and e-bikes (Class 1 and 2 allowed on certain trails). Always respect other users, stay on marked trails, and check the official website for the most current rules and conditions.