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Trail Running Calendar near Washington Park 2026-2027

Monthly updates for Washington Park

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

Explore the top trail runs near Washington Park for 2026-2027! We've gathered 19 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
February 2026
Feb
8
Su

Super Sunday 5K

Trail Run 5 km
April 2026
Apr
11
Sa

Mountain Ridge Trail Race

Trail Run 3 mi 6 mi 13 mi 22 mi
May 2026
May
2
Sa

Niwot's Challenge

Trail Run 24 mi 50 mi 100 mi
May
30
Sa

North Fork 50 Mile

Trail Run 50 km 50 mi
June 2026
Jun
13
Sa

Barr Lake Trail Race

Trail Run 5 km 15 km ... 30 km 50 km
August 2026
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

Staunton Rocks

Trail Run 13 mi 26 mi
Aug
29
Sa

Rock Hawk

Trail Run 5 km 10 km 25 km 50 km
September 2026
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

Indian Creek Trail Runs

Trail Run 5 mi 15 mi 55 km 50 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
7
Sa

HRCA Backcountry Wilderness Half Marathon

Trail Run 13 mi
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