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DAYS
HOURS
MINS
SECS
DISCOUNT ON ALL PRO+ FEATURES
18.1 km
~ 2 days
804 m
"An epic challenge to remember from the heart of Boulder County"
The King Lake via Devil's Thumb Trail is a 18.1 km
looped trail that starts and ends in Eldora,
Boulder County, Colorado.
Based on our data, the trail is graded as Difficult.
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 days. Caution is advised on trail
times as this depends on multiple variables. For more info read about how we calculate hike time.
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