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Routes
Mountain biking trails
United States
Colorado
Douglas County
Castle Rock

Trails at Ridgeline Open Space – Challenge Hill loop from Ridgeline Trailhead Parking (Coachline Road)

Routes
Mountain biking trails
United States
Colorado
Douglas County
Castle Rock

Trails at Ridgeline Open Space – Challenge Hill loop from Ridgeline Trailhead Parking (Coachline Road)

Moderate

4.6

(7139)

11,504

riders

Trails at Ridgeline Open Space – Challenge Hill loop from Ridgeline Trailhead Parking (Coachline Road)

01:41

18.9km

310m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: June 15, 2026

Tips

Includes a segment that goes up or down a series of steps

You may need to carry your bike.

After 16.2 km for 9 m

Waypoints

A

Start point

Parking

Get Directions

1

7.28 km

Trails at Ridgeline Open Space

Highlight (Segment) • Trail

Ridgeline Open Space is a public park in the west of Castle Rock. It features an enormous amount of multi-use trails, mostly named after colors. It's your choice if you …

Tip by

2

16.2 km

Challenge Hill

Highlight • Climb

The Challenge Hill, or 'the incline' as the locals refer to it, is part of the trail network of Philip S. Miller Park. It's a 200-steps staircase with an incline …

Tip by

3

16.7 km

Philip S. Miller Park

Highlight • Trail

The Philip S. Miller Park in western Castle Rock offers various multi-use trails, playgrounds, picnic areas, an outdoor amphitheater and much more. The trail network consist of 4 different trails, which are a total of 8 miles long.

Tip by

B

18.9 km

End point

Parking

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Way Types & Surfaces

Way Types

14.7 km

1.76 km

901 m

862 m

423 m

209 m

< 100 m

Surfaces

15.0 km

3.15 km

600 m

107 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 (2,010 m)

Lowest point (1,940 m)

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Weather

Powered by Foreca

Today

Tuesday 7 July

34°C

16°C

49 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

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

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Nearby routes

Easy

4.6

103

Ridgeline Open Space loop

01:27h

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