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Mountain biking trails

Betasso Preserve – Chapman Drive Trailhead loop from Boulder

Mountain biking trails

Betasso Preserve – Chapman Drive Trailhead loop from Boulder

Hard

3.1

(27)

85

riders

Betasso Preserve – Chapman Drive Trailhead loop from Boulder

03:37

41.4km

1,000m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: August 10, 2026

Tips

Temporary access restrictions

Includes segments with temporary access restrictions.

After 24.3 km for 1.85 km

Dismount required: • Wednesday • Saturday (otherwise open)

After 28.5 km for 2.84 km

Dismount required: • Wednesday • Saturday (otherwise open)

Waypoints

A

Start point

Bus stop

1

6.50 km

Boulder Adventure Lodge (A-Lodge)

Highlight • Mountain Hut

The Boulder Adventure Lodge (also known as the A-Lodge) is the closest hostel/camping area to downtown Boulder. Located just up Fourmile Canyon, the A-lodge hosts an entrance to the Betasso …

Tip by

2

25.3 km

Betasso overlook

Highlight • Viewpoint

There are a few different spots on the trails in Betasso Preserve where you can get great views of the town of Boulder and some of the peaks behind the …

Tip by

3

27.3 km

Benjamin Loop

Highlight • Trail

The Benjamin Loop is challenging for novice mountain bikers as the trail leads through steep terrain. Whenever you make a stop don't forget to look up and to enjoy the beautiful mountain vistas.

Tip by

4

28.7 km

Canyon Loop

Highlight • Trail

A great singletrack loop that is rideable in both directions. Keep in mind that the trails at Betasso Preserve are closed for mountain bikers on Wednesdays and Saturdays.

Tip by

5

30.6 km

Betasso Preserve

Highlight • Forest

With multiple trailheads, parking lots, and interconnecting hiking and biking trails, the Betasso Preserve is one of the most frequented outdoor spaces in the Boulder Foothills area. The trails are …

Tip by

6

32.7 km

Betasso Link Trail

Highlight • Trail

Nice a dry on the link trail

Tip by

7

34.1 km

Chapman Drive Trailhead

Highlight • Trail

Chapman Drive Trail is a great ride for a gentle ascent in peaceful surroundings. The trail is a fire track, so it's traffic free but still fairly well maintained making …

Tip by

B

41.4 km

End point

Bus stop

Way Types & Surfaces

Way Types

14.4 km

10.5 km

9.06 km

6.49 km

718 m

328 m

Surfaces

15.7 km

9.04 km

7.64 km

4.50 km

4.50 km

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Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,290 m)

Lowest point (1,640 m)

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Weather

Powered by Foreca

Today

Wednesday 21 October

23°C

10°C

0 %

Additional weather tips

Max wind speed: 11.0 km/h

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