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Trail Running Calendar near Aurora 2026-2027

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Explore the top trail runs near Aurora for 2026-2027! We've gathered 29 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

April 2027
Apr
11
Su

Mountain Ridge Trail Race

Trail Run 5 km 10 km 13 mi 21 mi
A trail event near Highlands Ranch, Colorado offering 21 mile, half marathon, 10K and 5K courses on mostly dirt single track with rolling hills and aid stations on longer distances.
May 2027
May
1
Sa

Niwot's Challenge

Trail Run 24 mi 50 mi 100 mi
Invitation only ultratrail near Sedalia, CO focused on map and compass navigation, minimal aid, and loop options from about 24 to 100 miles with strict self reliance.
May
30
Su

Rueter-Hess Trail Run

Trail Run 10 km
A Parker, CO trail event featuring a Dipsea-style staggered 10 km and a Kids 1 mile, with a steep incline, rolling terrain, aid stations, and awards for top finishers.
June 2027
Jun
13
Su

Barr Lake Trail Race

Trail Run 5 km 15 km ... 30 km 50 km
Multi-distance trail races at Barr Lake State Park in Brighton CO on dirt loop and out-and-back courses with lake and Front Range views.
Jun
27
Su

Chase the Moon

Backyard Ultra 50 km
Overnight trail endurance event in Highlands Ranch with solo ultramarathon options and 3 or 5 person 12 hour relays on 10.3 and 5.3 mile loops under the full moon.
August 2027
Aug
15
Su

Westminster Night Trail

Trail Run 6 km 12 km ... 36 km 50 km
Trail races at Standley Lake in Westminster CO offering distances from 6K to 50K on 100% dirt courses with aid stations and parking at Wayne Carle Middle School.
Aug
28
Sa

Rock Hawk

Trail Run 5 km 10 km 25 km 50 km
September 2027
Sep
19
Su

Expo Park XC Run

Trail Run 3 km 4 km 5 km
Expo Park XC on September 20, 2026 is an old school grass cross country with creek crossings, bale jumps, a 5k open race and multiple youth age group races.
Sep
25
Sa

Elk Falls

Trail Run 6 mi 14 mi
Trail event at Staunton State Park on September 25, 2027, offering 6 mile and 14 mile options with weighted categories and proceeds to the Special Forces Foundation.
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