Half-Marathon races near Centennial, Colorado — 2026 running calendar

Feb

13

Valentine's Day Run 5K/10K/13.1 Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Feb

27

Run Together Against Breast Cancer Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Feb

27

Run For Mental Health Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Mar

20

St. Paddy's Day Lucky Run 5K/10K/13.1 Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Mar

27

SuperHeroes Run Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Mar

27

Always Hope Easter Run Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

10

Run for Bagels 5K/10K/13.1 Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

Apr

24

Run for Donut Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

May

08

Run for Chocolate 5k/10k/13.1 Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

Aug

29

Run to Breast Cancer 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

15

Run for PB& J 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Running

5K 10K Half-Marathon 1.6K +2

Aug

15

Cookie Run 5K/10K/13.1 Denver/Aurora

Centennial, Colorado, United States

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8