10K Races in Colorado 2026 | Upcoming Races & Dates | My Next Race

There are 19 10K races in Colorado scheduled for 2026. The next is the Your Story Isn't Over 5k/10k/Kids 1-Mile in Littleton on October 11. Colorado 10K races run primarily October through July.

Your Story Isn't Over 5k/10k/Kids 1-Mile

Sun, Oct 11 · Littleton, CO Littleton

Your Story Isn't Over Kids RunYour Story Isn't Over Virtual 5kYour Story Isn't Over 5k +1

From $20 Open Closing Soon

The Great Trailhead Foot Race 5 & 10 Miler

Sat, Oct 17 · Lakewood, CO Lakewood

5 Miler10 Mile

From $55 Open Closing Soon

Beti Bike Bash

Sat, Oct 17 · Elbert, CO Elbert

5 Mile Run - Men, Women and Kids!Junior Entry Girls 13-17General (Adult) Entry +3

From $27 Closed

Spooky Sprint - Colorado Springs

Sat, Oct 31 · Colorado Springs, CO Colorado Springs

5k10K1 Mile +7

From $17 Open Closing Soon 5 spots left

Feet for Justice Run

Sun, Nov 1 · Denver, CO Denver

Virtual Runner5K10K +1

From $10 Open Closing Soon

Alamosa Veterans Memorial Park Race

Sat, Nov 7 · Alamosa, CO Alamosa

Alamosa Veterans Memorial Park 10kAlamosa Veterans Memorial Park 5k

From $20 Open

City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)

Sat, Nov 7 · Denver, CO Denver

1 Mile (ish) Walk of Hope (untimed)5k Run/Walk10k Run

From $16 Open

Denver Veterans Day Run

Sat, Nov 14 · Denver, CO Denver

5K Run/Walk10K Run/Walk10K Rippetoe Rucksack Challenge

From $45 Open

285 Turkey Trot - 2026

Sat, Nov 21 · Bailey, CO Bailey

1k Kids Walk/ Run (11 & under)5k "Short Course" Pack Burro DivisionVirtual 5k/10k Division +3

From $30 Open Closing Soon

Pumpkin Pie 5K/10K

Sat, Nov 21 · Denver, CO Denver

Virtual Race5K10K

From $30 Open Closing Soon

Broomfield Turkey Day 5K/10K

Thu, Nov 26 · Broomfield, CO Broomfield

5k10kKids Fun Run (Approx 1/2 Mile) UNTIMED

From $17 Open

Montrose Turkey Trot

Thu, Nov 26 · Montrose, CO Montrose

2 Mile Run / Walk4.2 Mile Run / Walk

From $13 Open

Santa Catch 5k & 10k

Sat, Dec 12 · Windsor, CO Windsor

1 Mile Kids Fun RunSanta Catch 5KSanta Catch 10k

From $15 Open

Redrum Run

Sun, Jan 24 · Estes Park, CO Estes Park

7 Mile

From $35 Closed

Westy Winter Waggle 5&10k

Sat, Feb 6 · Westminster, CO Westminster

5k10k

From $35 Open

Erin Go Bragh 7.77k

Sat, Mar 13 · Westminster, CO Westminster

7.77k7.77k

From $33 Open

Colorado Women's Classic - Westminster

Sun, May 9 · Westminster, CO Westminster

5k5k10k +3

From $35 Open

Father's Day Classic 10k, 5k, & 1 Mile

Sun, Jun 20 · Arvada, CO Arvada

1 Mile Fun Run (untimed)Manly Mile (TIMED - for MEN Only)1 Mile Fun Run (untimed) +9

From $8 Open

Let Freedom Run 5k/10k - Louisville

Sun, Jul 4 · Louisville, CO Louisville

5k5k10k +1

From $30 Closed