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Trail Running Calendar near Bear Creek Lake Park 2026-2027

Monthly updates for Bear Creek Lake Park

Get new running races (and updates) in your inbox every month.

Explore the top trail runs near Bear Creek Lake Park for 2026-2027! We've gathered 31 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
11
Sa

Mountain Ridge Trail Race

Trail Run 5 km 10 km Half Marathon 21 mi
May 2026
May
2-4
Sa - Mo

Niwot's Challenge

Trail Run 24 mi 50 mi 100 mi
May
2
Sa

High Line Canal 10K Run

Trail Run 5 km 10 km
May
9
Sa

The Great CO74 Trail Run

Trail Run 7 mi
May
30
Sa

North Fork 50 Mile

Trail Run 50 km 50 mi
May
31
Su

Rueter-Hess Trail Run

Trail Run 10 km
June 2026
Jun
6
Sa

Haul Ass Ultra Running Festival

Trail Run 5 km 10 km 50 km 50 mi
Jun-Sep
10-9
We

Gold Roots Trail Series

Trail Run 5 mi
Jun
13
Sa

Barr Lake Trail Race

Trail Run 5 km 15 km ... 30 km 50 km
Jun
21
Su

Sunset Trail Running Festival

Trail Run 5 km 12 km 28 km
August 2026
Aug
15
Sa

Boulder Rez Marathon

Trail Run 10 km 13 mi 20 mi 26 mi
Aug
15
Sa

Roxborough Ultras

Trail Run 31 mi 50 mi
Aug
15
Sa

Westminster Night Trail

Trail Run 3 mi 6 mi ... 35 km 50 km
Aug
22
Sa

Staunton Rocks

Trail Run 13 mi 26 mi
Aug
22
Sa

Bergen Peak Half Marathon Trail Race

Trail Run 11 mi
Aug
29
Sa

Rock Hawk

Trail Run 5 km 10 km 25 km 50 km
Aug
29
Sa

RexRun For PAWSitivity Trail Run/Walk

Trail Run 5 km
September 2026
Sep
5
Sa

Demon Dash

Trail Run 5 km
Sep
12
Sa

Ned Ned Run

Trail Run 5 km 10 km Half Marathon
Sep
12
Sa

Devil on the Divide

Trail Run 22 km 50 km
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