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Trail Running Calendar near Arvada 2026-2027

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Explore the top trail runs near Arvada for 2026-2027! We've gathered 31 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2027
Aug
5
Th

Eldorado Run for the Cure

Trail Run 4 mi
Annual four mile charity run in Eldorado Springs with a scenic out and back course, post-run food and prizes, supporting the Colorado Cancer Foundation.
Aug
14
Sa

Roxborough Ultras

Trail Run 31 mi 51 mi
Two trail races from Roxborough State Park to Sharptail Ridge, offering 50 mile and 50K courses with aid stations, charter-bus start access, and a 200-runner field.
Aug
14
Sa

Muddy Dash - Denver

Obstacle Run 3 mi
An obstacle mud run at Colorado National Speedway on August 14, 2027, featuring up to 3 miles of muddy obstacles and standard and VIP registration options.
Aug
15
Su

Westminster Night Trail

Trail Run 6 km 12 km ... 36 km 50 km
Trail races around Standley Lake in Westminster, Colorado offering five dirt-course distances with aid stations, drop bag access and live split tracking.
September 2027
Sep
18
Sa

Elk Falls

Trail Run 6 mi 14 mi
Trail event at Staunton State Park on Sep 18 2027 with 6 or 14 mile routes, three carrying categories, and time based Dog Tag and Pass awards.
Sep
18
Sa

All-Out Fall Fest

Road Race Trail Run 5 km 10 km Half Marathon
All-Out Fall Fest on September 18, 2027 at Standley Lake in Westminster CO offers in-person and virtual Half Marathon, 10K, and 5K and benefits BookGive.
Sep
19
Su

Expo Park XC Run

Trail Run 3 km 4 km 5 km
Expo Park XC in Aurora, Colorado is a grass cross country meet featuring creek crossings, bale jumps, and youth races across multiple distances.
October 2027
Oct
2-3
Sa - Su

The Bear Chase

Trail Run 3 mi 6 mi ... 50 mi 100 km
A looped trail race at Bear Creek Lake Park offering 100K, 50M, 50K, half, 10K and 5K on mostly dirt singletrack with staffed aid stations and drop-bag support.
Oct
16
Sa

Indian Creek Trail Runs

Trail Run 5 mi 15 mi 55 km 50 mi
Trail races in Sedalia, Colorado on October 16, 2027 offering 50 Mile, 55k, 15 Mile and 5 Mile courses across scenic montane singletrack.
Oct
16
Sa

The Great Trailhead Foot Race 10 Miler

Trail Run 5 mi 10 mi
Trail race at Bear Creek Lake Park with 5 mile and 10 mile courses, postrace meal, beer for ages 21 and up, and park admission.
Oct
31
Su

Beware The Bear Trail Races

Trail Run 5 km 15 km 20 km
Trail races at Bear Creek Lake Park with 5 km, 15 km, a 5+15 double, and a Kids 1 km; mostly dirt single and double track with marked courses and an aid station on the 15 km.
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