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Trail Running Calendar near Sloan Lake 2026-2027

Monthly updates for Sloan Lake

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

Explore the top trail runs near Sloan Lake for 2026-2027! We've gathered 29 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
June 2026
Jun
6
Sa

Haul Ass Ultra Running Festival

Trail Run 5 km 10 km 50 km 50 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 5 km 10 km ... 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
11-12
Fr - Sa

American Heroes Run

Trail Run 5 km 9 mi ... 551 min 100 mi
Sep
12
Sa

Ned Ned Run

Trail Run 5 km 10 km Half Marathon
Sep
19
Sa

Break of Dawn North Table Trail Run

Trail Run 5 mi 10 mi
October 2026
Oct
1
Th

Suffer Better Fall Trail Run

Trail Run 25 km 50 km
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