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Chasm Lake - 4.2 miles


Trail Type: Longer Hike
Trailhead: Longs Peak
Location: Wild Basin & Longs Peak Area
Trailhead Elevation: 9,400' 
Destination Elevation: 11,797'

​Total Elevation Gain: 2,360'
​
Total Roundtrip Miles: 8.4

Chasm Lake, Rocky Mountain National Park
Chasm Lake
Trail Description
There can be no more dramatic view in Rocky Mountain National Park than of Longs Peak's East Face "Diamond Wall" towering over this heavily glaciated lake. Begin the hike on the Longs Peak trail for about 3 miles, then take the cutoff trail to the lake. Follow the rock cairns up on the final stretch of the trail. This is a high elevation trail, mostly above tree line and is often covered in snow during the early summer.
How to Get There:
​From Estes Park, travel south on St Hwy 7 for 9.5 miles to the Longs Peak Campground and Trailhead.
Trail Profile
Profile, Chasm Lake Trail, Rocky Mountain National Park
See an Index of Trail Profiles here
​Weather Information
NWS Weather Link
Trail Map
Chasm Lake Trail Photo Gallery

Blog Post
Take a January Hike to Chasm Lake in Rocky Mountain National Park

Picture
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  • Home
  • Hike Rocky Magazine
    • Hike Rocky magazine
    • RMNP Updates
    • Trail Reviews
    • Gear Reviews
    • Science & Ecology
    • History & Current Issues
    • Stories & Adventure
    • Culture and Arts in the Park
    • The Continental Divide Story, 1977 by Kip Rusk
  • Trail Guide to RMNP
    • Trails by Location
    • Trails by Distance
    • Trails by Destination
    • Index of Trails
  • Wildflowers of RMNP
    • April/May Flowers
    • June/July Flowers
    • August/September Flowers
  • About Us
    • Who We Are
    • Supporting Partners
    • Media Kit
    • 2025 Hike Rocky Print Edition
    • 2024 Hike Rocky Print Magazine