10K races in Colorado, United States — 2026 running calendar

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

Denver, Colorado, United States

Nov 7, 2026 (Sat)

$20.00 - $60.00

Running, Walking

5K 10K 1.6K

Turkey Trails - Colorado Springs

Colorado Springs, Colorado, United States

Nov 8, 2026 (Sun)

$22.00 - $54.00

Running

1.6K 5K 10K Half-Marathon

Denver Veterans Day Run

Denver, Colorado, United States

Nov 14, 2026 (Sat)

$45.00 - $65.00

Running

5K 10K

Veterans Day Freedom Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Nov 14, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

TURKEY TREK (13.1, 10k, 5k & 2k)

Arvada, Colorado, United States

Nov 21, 2026 (Sat)

$29.00 - $69.00

Running

Half-Marathon 10K 5K 2K

Pumpkin Pie 5K/10K

Denver, Colorado, United States

Nov 21, 2026 (Sat)

$33.00 - $43.00

Running

5K 10K

Broomfield Turkey Day 5K/10K

Broomfield, Colorado, United States

Nov 26, 2026 (Thu)

$17.00 - $49.00

Running

10K 5K 3.2K

Thanksgiving Gobble Trot Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Nov 28, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Chasing Santa 5k/Cycling Santa Toy Drive Presented by: Springs Law Group

Colorado Springs, Colorado, United States

Dec 5, 2026 (Sat)

Free - $35.00

Running, Cycling

5K 9.7K 16.1K 33.8K +3

Toy Drop

Loveland, Colorado, United States

Dec 5, 2026 (Sat)

$30.00 - $60.00

Running

5K 10K 15K +2

All-Out Fa La La

Westminster, Colorado, United States

Dec 5, 2026 (Sat)

$25.00 - $70.00

Running

Half-Marathon 10K 5K +2

Candy Cane Course - Colorado Springs

Colorado Springs, Colorado, United States

Dec 5, 2026 (Sat)

$27.00 - $30.00

Running

1.6K 5K 10K 15K