Race Discovery

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

7 events found

Golden Harvest Half Marathon & 5k/10k - Denver logo
Sep
05

Golden Harvest Half Marathon & 5k/10k - Denver

Denver, Colorado, United States
$22.00 - $85.00
Running
5K 10K Half-Marathon 1.6K
Time Travel Half-Marathon/5K/10K - Denver logo
Jan
30

Time Travel Half-Marathon/5K/10K - Denver

Denver, Colorado, United States
$15.00 - $50.00
Running
Kid's Dash 1.6K 5K 10K +3
Time to Paddy 5K/10K & Lucky 13.1 13.1 - Denver logo
Mar
06

Time to Paddy 5K/10K & Lucky 13.1 13.1 - Denver

Denver, Colorado, United States
Free - $55.00
Running
Kid's Dash 1.6K 5K 10K +4
DoNot Stop Half Marathon/5K/10K - Denver logo
Apr
25

DoNot Stop Half Marathon/5K/10K - Denver

Denver, Colorado, United States
Free - $55.00
Running
Kid's Dash 1.6K 5K 10K +4
Bound for Boston Marathon & Half Marathon - Denver logo
Aug
01

Bound for Boston Marathon & Half Marathon - Denver

Denver, Colorado, United States
Free - $75.00
Running
Marathon Half-Marathon Cheer Crew +1
Girls on the Run Rockies Colfax SoleMates 2026 logo
May
17

Girls on the Run Rockies Colfax SoleMates 2026

Denver, Colorado, United States
Running
Marathon Half-Marathon
Race Through Colorado 1M, 5K, 10K, 13.1, 26.2 - Now Only $20! logo
Mar
28

Race Through Colorado 1M, 5K, 10K, 13.1, 26.2 - Now Only $20!

Denver, Colorado, United States
$20.00
Running
1.6K 5K 10K Half-Marathon +1

Half-Marathon races near Denver

All Colorado →
Arvada
6 events
Westminster
6 events
Littleton
6 events
Centennial
36 events
Golden
2 events
Louisville
2 events