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Douglas County

Douglas County

The best running trails in Douglas County

5.0

(3)

1,628

runners

210

runs

Running in Douglas County is one of the best ways to explore more of this region. To help you discover the most beautiful places to run, we’ve reviewed our full collection of routes in Douglas County—and are proud to present the best running trails. Click on any of the routes for more details and browse real tips and photos uploaded by other runners.

Last updated: October 20, 2025

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1. Bluffs Regional Park Trail loop via East/West Regional Trail — Lone Tree, Colorado

12.2km

01:27

170m

Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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2. Philip S. Miller Park outer loop — Castle Rock, Colorado

9.00km

01:08

160m

Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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3. Carpenter Peak Trail Run Loop – Roxborough State Park

12.8km

01:43

380m

Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4. Dawson Butte Trail loop run — Pike National Forest

8.20km

01:00

110m

Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0

(1)

runners

5. Rim Rock Trail Run Loop – Castlewood Canyon State Park

11.9km

01:22

190m

Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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6. Ridgeline Open Space Trails loop — Castle Rock, Colorado

15.0km

01:52

270m

Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7. Spruce Mountain Trail loop — Spruce Mountain Open Space

7.22km

00:50

150m

Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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8. Rosie Rueter Trail loop via East/West Regional Trail — Parker, Colorado

16.4km

02:04

290m

Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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9. Ringtail Trail & Powerline Trail loop — Pike National Forest

31.3km

04:05

840m

Expert run. Very good fitness required. Mostly accessible paths. Some sure footedness required.

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10. Daniels Park Trail — Castle Pines, Colorado

9.53km

01:10

90m

Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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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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Check out more Running Trails & Routes throughout Douglas County below and find the perfect route in your destination.

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Browse the best Running Trails & Routes in other regions.

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The best running trails in Douglas County

1. Bluffs Regional Park Trail loop via East/West Regional Trail — Lone Tree, Colorado

2. Philip S. Miller Park outer loop — Castle Rock, Colorado

3. Carpenter Peak Trail Run Loop – Roxborough State Park

4. Dawson Butte Trail loop run — Pike National Forest

5. Rim Rock Trail Run Loop – Castlewood Canyon State Park

6. Ridgeline Open Space Trails loop — Castle Rock, Colorado

7. Spruce Mountain Trail loop — Spruce Mountain Open Space

8. Rosie Rueter Trail loop via East/West Regional Trail — Parker, Colorado

9. Ringtail Trail & Powerline Trail loop — Pike National Forest

10. Daniels Park Trail — Castle Pines, Colorado

Most popular routes in Douglas County

Most popular attractions in Douglas County

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