Colorado

running & multisport races

Dec 13, 2025

Santa's Dash for Ca$h 5k

Dec 20, 2025

Resolution Run 5K

Dec 31, 2025

Resolute Runner

Jan 1, 2026

Colorado Cold Rush 5k/10k

Jan 18, 2026

Feb 14, 2026

Highlands Ranch 5k/10k

Feb 22, 2026

Highlands Ranch

Erin Go Bragh 7.77k

Mar 14, 2026

The Central Park 5K

Mar 22, 2026

Cayson Pearson Memorial 5K Run/Walk

Apr 4, 2026

Desert Rats Trail Running Festival

Apr 9, 2026

Spring Fling Prairie Dog Half Marathon 10K & 5K

Apr 12, 2026

Apr 12, 2026

Rattler Trail Races

Apr 18, 2026

Colorado Springs

Horsetooth Half Marathon

Apr 19, 2026

Unicorn 5k (Denver - East)

Apr 26, 2026

Take 5 in the Garden of the Gods

May 2, 2026

Colorado Springs

Greenland Trail Races

May 2, 2026

Colorado Springs

Longmont Half Marathon & 5K

May 3, 2026

Valkyrie Trail Race

May 9, 2026

Colorado Springs

Colorado Women's Classic 10 Miler, 5k/10k

May 10, 2026

Sharin' O' The Green 5k

May 14, 2026

Ragnar Trail Colorado

Jun 5, 2026

Snowmass Village

Jun 7, 2026

Unicorn 5k (Denver - North)

Jun 20, 2026

Silver Rush 50 Run

Jul 11, 2026

Silverton Alpine Runs

Jul 18, 2026

Kendall Mountain Run

Jul 19, 2026

Pikes Peak Ultra

Jul 25, 2026

Colorado Springs

Rocky Mountain Half & 5K

Aug 1, 2026

Leadville Trail 10K

Aug 16, 2026

Aug 16, 2026

Leadville Trail 100 RUN

Aug 22, 2026

Pioneer Prairie Dog Half Marathon, 10K & 5K

Aug 23, 2026

Rock Hawk Trail Races

Aug 29, 2026

Cirque Series Arapahoe Basin

Sep 5, 2026

Sep 12, 2026

Sep 18, 2026

Steamboat Springs

Pikes Peak Marathon + Ascent

Sep 19, 2026

Colorado Springs

Fall Equinox Marathon, Half Marathon & 5 Mile

Sep 20, 2026

Colorado Springs Marathon, Half, 5K, and Kids K

Oct 3, 2026

Colorado Springs

2026 SKECHERS Hot Chocolate Run - Denver

Oct 4, 2026

Westy Half & 5K

Oct 11, 2026

City Park 5k & 1 Mile Walk of Hope for Pancreatic Cancer Research

Nov 7, 2026