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San Juan National Forest

San Juan National Forest

The best running trails in San Juan National Forest

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Running in San Juan National Forest 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 San Juan National Forest—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. Ice Lakes Trail run — San Juan County

10.7km

01:50

750m

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

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2. Colorado Trail to Gudy's Rest — San Juan National Forest

9.03km

01:14

310m

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

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3. Dry Fork loop — San Juan National Forest

14.7km

01:57

400m

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

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4. Engineer Mountain via Pass Trail — San Juan County

9.90km

01:43

650m

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

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5. Castle Rock via Elbert Creek Trail — San Juan National Forest

8.22km

01:13

530m

Expert run. Very 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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Lakes

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Waterfalls

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Browse the best Running Trails & Routes in other regions.

Front Range Boulder County Jefferson County El Paso County Arapaho And Roosevelt National Forests Pike And San Isabel National Forests Lake County Clear Creek County White River National Forest Sawatch Range Summit County Douglas County San Juan Mountains La Plata County Chaffee County Pitkin County Mesa County Grand Mesa, Uncompahgre And Gunnison National Forests San Juan County Gunnison County Grand County Garfield County Park County Flat Tops San Miguel County Pueblo County Hinsdale County Saguache County Medicine Bow Mountains Custer County Teller County Rio Grande National Forest Rio Blanco County Larimer County Jackson County Eagle County Ouray County Weld County Mineral County Gilpin County Adams County Dolores County Denver County Montezuma County Routt County Fremont County Archuleta County Arapahoe County Elbert County Delta County Broomfield County Broomfield Montrose County

The best running trails in San Juan National Forest

1. Ice Lakes Trail run — San Juan County

2. Colorado Trail to Gudy's Rest — San Juan National Forest

3. Dry Fork loop — San Juan National Forest

4. Engineer Mountain via Pass Trail — San Juan County

5. Castle Rock via Elbert Creek Trail — San Juan National Forest

Other adventures in San Juan National Forest

Most popular routes in San Juan National Forest

Most popular attractions in San Juan National Forest

Get inspired with the komoot mobile app

Explore more

Get ready to conquer new peaks

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