4.0 star · Medium Loop

Roosevelt National Forest Loop

Arapaho and Roosevelt National Forests · Boulder County, Colorado

Trail length

6.1 km

Time

~1 hrs 44 min

Elevation Gain

310 m

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"A wonderous hike from the heart of Boulder County"

The Roosevelt National Forest Loop is a 6.1 km looped trail that starts and ends in Lyons, Boulder County, Colorado. Based on our data, the trail is graded as Medium. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates. This trail can be completed in approx 2 hrs 21 mins. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.