Colorado Running calendar 2024-2025

Explore the best running races in Colorado for 2024-2025! Our updated list features 130 exciting races across the state. Find your next race in Colorado below and join the running community at these great events!

February 2025
Feb
9
Sunday

Super Half Marathon

5 km 13 mi
Feb
15-16
Sa - Su

Stories Trail Runs

Trail Run 10 km 13 mi ... 15 hr 30 hr
Feb
16
Sunday

Ralston Creek Half Marathon

5 km 13 mi
Feb
22
Saturday

Six Pack Series Winter Westminster 10k

5 km 10 km
Feb
22
Saturday

Mardi Crawl

5 km 10 km 13 mi
March 2025
Mar
1
Saturday

Time to Paddy Half Marathon - Denver

5 km 10 km 13 mi
Mar
2
Sunday

Time to Paddy Half Marathon - Colorado Springs

5 km 10 km 13 mi
Mar
2
Sunday

That Dam Run 13.1

5 km 10 km
Mar
8
Saturday

Run Through Time Trail Marathon

Trail Run 2 mi 13 mi 26 mi
Mar
8
Saturday

Winter's End Snowshoe Races

Trail Run 2 mi 8 mi 16 mi 26 mi
Mar
15
Saturday

Lucky Brew Race 15K

5 km 10 km 15 km
Mar
23
Sunday

All-Out Spring Fever

5 km 10 km 13 mi
April 2025
Apr
6
Sunday

Elevate Kids Fun Run

5 km 10 km
Apr
11-13
Fr - Su

Desert Rats Trail Running Festival

Trail Run 10 km 21 km 50 km 100 km
Apr
13
Sunday

Three Creeks Half Marathon

13 mi
Apr
13
Sunday

Platte River Half-Marathon

13 mi
Apr
13
Sunday

Spring Fling Prairie Dog Half Marathon

5 km 10 km 13 mi
Apr
13
Sunday

Horsetooth Half Marathon

13 mi
Apr
19
Saturday

Rattler Trail Race

Trail Run 10 km 25 km 50 km
Apr
19
Saturday

All-Out Beat the Heat

5 km 10 km 13 mi