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Routes
Mountain biking trails
United States
Colorado
Larimer County

Stout Trail – South Valley Loop loop from Horsetooth Mountain Open Space

Routes
Mountain biking trails
United States
Colorado
Larimer County

Stout Trail – South Valley Loop loop from Horsetooth Mountain Open Space

Hard

3.4

(13)

59

riders

Stout Trail – South Valley Loop loop from Horsetooth Mountain Open Space

01:31

14.8km

340m

Mountain biking

Hard mountain bike ride. 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 right next to a parking lot.

Last updated: May 19, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 3.40 km for 362 m

Waypoints

A

Start point

Parking

Get Directions

1

4.89 km

Stout Trail

Highlight • Trail

2

7.15 km

South Valley Loop

Highlight (Segment) • Trail

South valley trail loop is an easy, fast and flowing singletrack loop with great views of the Horsetooth Reservoir.

Tip by

3

9.18 km

Arthur's Rock Trailhead

Highlight • Parking

The Arthurs Rock Trailhead is located at the very end of Lodgepole Drive. There is a large parking area, trail information, and vault toilets. From this trailhead you can access …

Tip by

4

9.66 km

South Valley Trail (east side)

Highlight (Segment) • Trail

The South Valley Loop is an incredibly popular hiking and mountain biking trail on the southern end of Lory State park. This half of the loop is on the reservoir …

Tip by

B

14.8 km

End point

Parking

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Way Types & Surfaces

Way Types

12.1 km

2.40 km

286 m

< 100 m

Surfaces

14.1 km

308 m

224 m

< 100 m

< 100 m

< 100 m

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Elevation

Elevation

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

Highest point (1,900 m)

Lowest point (1,660 m)

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Weather

Powered by Foreca

Today

Tuesday 19 May

6°C

0°C

57 %

Additional weather tips

Max wind speed: 6.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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