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    2. /Things to do in Estes Park…
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    4. /Guided Hikes
    5. /Private Chasm Lake Hike in Rocky Mountain National Park
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    Private Chasm Lake Hike in Rocky Mountain National Park

    Reach alpine Chasm Lake on a private guided hike beneath Longs Peak

    5.0 stars• 11 reviews

    Duration

    7–8 hrs

    Includes

    Park entry, picnic lunch, guide

    Highlights

    Follow a private guide partway up Longs Peak Trail to Chasm Lake, set 2,500 feet below the park's highest summit. Take in Colorado's alpine landscapes while learning about the park's natural and human history.

    • Hike 8.4 miles round trip on dirt and rocky trails
    • Explore cascading creeks, mountain views, and subalpine forests
    • Discover Chasm Lake beneath Longs Peak
    • Learn from an experienced CPR and First Aid-certified hiking guide

    What's Included

    • Rocky Mountain National Park entrance fee and timed entry
    • Water
    • Picnic lunch
    • Private CPR and First Aid-certified hiking guide

    Important details

    • Ages 8+ only
    • Requires physical fitness for an 8.4-mile hike at altitude and walking over uneven surfaces
    • Wear comfortable walking shoes and layers suitable for Rocky Mountain National Park weather
    • Expect the trip to run regardless of weather; the leader may change the route or turn the group around for safety

    Cancellation Policy

    Cancel more than 48 hours before start for a full refund. Cancel 24–48 hours before start for a 50% refund. Cancellations within 24 hours and no-shows are charged in full.

    Product ID: XQMTVN

    FAQs

    If you are not a U.S. resident, the Park Service may charge an additional $100 per person at park entry. This charge is not included in the listed price.

    Bring a water bottle, sunscreen, and any personal medication, such as an inhaler or EpiPen. Wear comfortable walking shoes and layers suitable for Rocky Mountain National Park weather.

    A picnic lunch is included. Indicate any dietary restrictions when booking.

    Meeting details

    Estes Park Mountain Shop, 2050 Big Thompson Ave, Estes Park, CO 80517

    Experience provided by Good Mountain Adventures

    How can we help?

    We are here to assist with special requests, large groups, last minute needs, and any questions you may have.

    Call or text 1-877-GREET-WELL

    Report an issue

    Person

    $530

    All ages

    0

    2 Or More People

    $381.60

    price per person

    0

    Why book through Greetwell?

    • No Added Fees

      No booking or service fees, ever

    • Concierge Support Included

      Real humans ready to help with timing, questions, or special requests

    • Free Cancellation Available

      Most experiences can be cancelled for a full refund

    Discover what we've curated for you

    What people are saying

    Review 1 of 5
    5/5

    Wonderful full day hiking tour with Gentry! She was professional, knowledgeable, and so fun! Absolutely recommend to anyone coming to the park for the first or hundredth time

    Photo of Halley Coplin

    Halley Coplin

    June 7, 2026

    Review 1 of 1
    5/5

    Wonderful full day hiking tour with Gentry! She was professional, knowledgeable, and so fun! Absolutely recommend to anyone coming to the park for the first or hundredth time

    Photo of Halley Coplin

    Halley Coplin

    June 7, 2026

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