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Lost Lake

Featured Route
on Middle Boulder Creek in Roosevelt National Forest
  • Total Length
    4¼mi
  • Ascent
    867ft
  • Difficulty
    Easy

An easy route up to a small lake nestled near Nederland. Bryan Mountain provides a spectacular backdrop to Lost Lake and makes for a picturesque spot, especially in Fall and Winter. This trail is frequently travelled in all seasons and makes for a nice day trip from Boulder or Denver. Parking is available along the road and a shuttle is offered from the Park and Ride in Nederland.

Get Here
  • Hiking
  • Out & Back
  • Lakes
Photos
Elevation Profile
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Timeline
Start Hiking
For 2.1mi
Hessie Townsite/Trailhead Road, Devils Thumb Trail, Lost Lake Trail
1
Lost Lake
Lake
Continue Hiking
For 2.1mi
Lost Lake Trail, Devils Thumb Trail, Hessie Townsite/Trailhead Road
Weather
View 7 Day Forecast on weather.gov
Trip Reports
🏔️ Lost Lake • Indian Peaks Wilderness zecanard zecanard · Cold and Beautiful BSW BSW · Quick jaunt up to the lake TheIncredibleMop TheIncredibleMop ·
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