Mountain Ridge Trail Race
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Event details
The Mountain Ridge Trail Race takes place Saturday, April 18, 2026, in Highlands Ranch, Colorado. Distances offered are:
- 21 Mile
- Half-Marathon
- 10 KM
- 5 KM
The event starts and finishes at Mountain Ridge Middle School (10590 Mountain Vista Ridge). Registration closes Monday, April 13 (11:59 PM MT). Race parking is available in the school parking lot. Bib pickup is offered at Denver Runners Roost the day before and at the school on race morning.
Course information
Courses run on mostly dirt and single-track trails with some paved bike path sections (about 90% dirt, 10% bike path). All courses are out-and-back; the 21 Mile and Half-Marathon use a "Y" out-and-back configuration. Trail shoes are recommended but not required. Crews may support runners at the finish line; pacers are not permitted.
Key stats by distance:
- 21 Mile: 21.8 miles, about 2,106 ft elevation gain, max elevation 6,412 ft, 4 aid stations, time limit ~6.5 hours.
- Half-Marathon: ~13 miles, about 1,345 ft elevation gain, max elevation 6,412 ft, 3 aid stations, time limit ~6 hours.
- 10 KM: 6.2 miles, about 600 ft elevation gain, max elevation 6,369 ft, 2 aid stations.
- 5 KM: 3.1 miles, about 374 ft elevation gain, max elevation 6,369 ft, no aid stations listed.
The event operates a cupless policy; reusable cups are available for purchase and participants may bring their own. Drop bag space is provided at the start/finish area. Visit the organization's website for the most recent information.