Crews are working to improve access to and from Rocky Mountain National Park with the Downtown Estes Loop Project.

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Estes Park Summer Races

Welcome to Estes Park's premier hub for outdoor running enthusiasts! Explore these running races, where stunning mountain views and alpine inspiration fuel your every stride. Discover the perfect blend of challenging runs and breathtaking scenery, making each race an invigorating experience in the heart of Colorado's Rocky Mountains. Lace up and hit the trails for a race like no other!


Samson's Revenge 10K, 27K & 55K

May 18, 2024

Samson was the celebrity elk of the Rockies until he was illegally poached in 1995 on YMCA grounds. This race runs on Samson's home turf, the YMCA of the Rockies, which his descendants still call home. The course is fast single track with a big King of the Mountain challenge slapped in the middle.

Estes Park Marathon & Half Marathon

June 15-16, 2024

Recognized by Forbes Magazine as one of the top 7 scenic courses in the USA, the Estes Park Marathon also features a half marathon, 5 Miler and kid's fun run and bike. New in 2024, take on the 5 Miler and Marathon to complete the Shining Twin Challenge!

Estes Park's Backyard Ultra

June 22, 2024

The Backyard Ultra is a form of Ultra race where runners must complete 4.167 miles in less than one hour, every hour, until only one runner remains to complete a lap. This runner is crowned the winner and only finisher, while all others will be marked as DNF. There is no predetermined end length or time we go until only one remains.

Rocky Mountain Half Marathon & 5K

August 2-3, 2024

This is a challenging but scenic run just outside Rocky Mountain National Park. It starts and ends by Lake Estes in historic Estes Park, Colorado, which means it has some killer mountain views! With the Rocky Mountain Half Marathon, 5K, and Elk Double (Half Marathon + 5K) you can choose your own adventure!