Discover the Best Half Marathons In Colorado

Browse our listing of half marathons in Colorado to find one that suits your goals. Plus, get training tips. For a full list of events, check out our calendar.

Colorado Half Marathons

Valkyrie Trail Race Colorado Springs, Colorado
REVEL Rockies Denver, Colorado
Colorado 13er Louisville, Colorado
Aspen Valley Marathon Aspen, Colorado
Rocky Mountain Half & 5K Estes Park, Colorado
Turkey Springs Showdown Trail Races Pagosa Springs, Colorado
Pikes Peak Marathon + Ascent Manitou Springs, Colorado
Fall Equinox Marathon, Half Marathon & 5 Mile Fort Collins, Colorado