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Trail Running Calendar near Idaho Springs 2026-2027

Monthly updates for Idaho Springs

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

Explore the top trail runs near Idaho Springs for 2026-2027! We've gathered 20 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
25
Su

Freakin Freezin 5K - Denver

Trail Run 5 km
Jan
31
Sa

Sourdough Snowshoe Race

Trail Run 18 km 30 km
February 2026
Feb
8
Su

Super Sunday 5K

Trail Run 5 km
May 2026
May
30
Sa

North Fork 50 Mile

Trail Run 50 km 50 mi
July 2026
Jul
4
Sa

Rendezvous Run for Independence

Trail Run 5 km
August 2026
Aug
1
Sa

Winter Park 50K

Trail Run 10 km 50 km
Aug
15
Sa

Boulder Rez Marathon

Trail Run 10 km Half Marathon 31 km Marathon
Aug
15
Sa

Roxborough Ultras

Trail Run 50 km 50 mi
Aug
22
Sa

Byers Peak Stampede Half Marathon

Trail Run 5 km 13 mi
Aug
22
Sa

Staunton Rocks

Trail Run 13 mi 26 mi
September 2026
Sep
5
Sa

Cirque Series - Arapahoe Basin

Trail Run 9 mi
Sep
12
Sa

Ned Ned Run

Trail Run 5 km 6 mi 13 mi
Sep
12
Sa

Devil on the Divide

Trail Run 22 km 50 km
Sep
19
Sa

Break of Dawn North Table Trail Run

Trail Run 9 mi
October 2026
Oct
3-4
Sa - Su

The Bear Chase

Trail Run 3 mi 6 mi ... 50 mi 62 mi
Oct
3
Sa

HRCA Wildcat Mountain Trail Race

Trail Run 10 km 10 mi
Oct
17
Sa

The Great Trailhead Foot Race 10 Miler

Trail Run 5 mi 10 mi
Oct
24
Sa

Beware The Bear Trail Races

Trail Run 5 km 15 km 20 km
November 2026
Nov
14
Sa

Louisville Trail Race

Trail Run 3 mi 6 mi 13 mi
December 2026
Dec
5
Sa

Sawmill Trail Runs

Trail Run 8 mi 16 mi 50 km