Colorado Half Marathons

Browse all half marathons across Colorado by city below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.


See also: 2015 Calendar of Colorado Half Marathons

Arvada

9/11 Remembrance Run Half Marathon, 10K & 5K

Summer Breeze Half Marathon, 10K & 5K

Aspen

Aspen Valley Marathon, Half Marathon & 5K

Golden Leaf Half Marathon

Basalt

Basalt Half Marathon

Buena Vista

Autumn Color Run Half Marathon, 10K & 5K

Boulder

Boulder Marathon, Half Marathon & Relay

Boulder Spring Half Marathon, 10-Mile & 10K

Heart & Sole Half Marathon

Breckenridge

Breck Crest Mountain Marathon & Half Marathon

Breckenridge Hunky Dory Half Marathon

Castle Rock

Area 13.1 Half Marathon & Terrestrial 5K

Castle Rock Half Marathon, 5-Mile & Rock Challenge

Colorado Springs

American Discovery Trail Marathon & Half Marathon

Big Mountain Trail Run Half Marathon, 10K & 5K

Pikes Peak Ascent Half Marathon

Super Half Marathon & 5K Family Run/Walk

Xterra Trail Run Marathon, Half Marathon & 5K

ZOOMA Colorado Half Marathon & 10K

Copper Mountain

Copper Mountain Half Marathon

Crested Butte

Crested Butte Fall Color Classic Half Marathon

Denver

Colfax Marathon, Half Marathon, Relay & Urban 10-Miler

Denver Half Marathon

Race for Open Space Half Marathon, 5K & 10K

Rock & Roll Denver Marathon & Half Marathon

Rocky Mountain Half Marathon

Durango

Steamworks Animas Valley Half Marathon

Erie

Redline 13.1 Erie Half Marathon & 5K

Estes Park

Estes Park Marathon & Half Marathon, 10K & 5K

Rocky Mountain Half Marathon

Evergreen

Revel Rockies Marathon & Half Marathon

Fort Collins

Blue Sky Marathon & Half Marathon

Colorado Marathon, Half Marathon, 5K & 10K

Crossroads Half Marathon & 5K

Equinox Half Marathon & 5-Mile Run

Horsetooth Half Marathon

Red Mountain Trail Race Half Marathon

Frisco

Run The Rockies Half Marathon

Gateway

4th of July Half Marathon & 5K

The Better 1/2 Half Marathon & 5-Mile Run

Georgetown

Georgetown to Idaho Springs Half Marathon

Slacker Half Marathon

Glenwood Springs

Glenwood Canyon Shuffle Race for Literacy

Glenwood Springs Half Marathon & 10K

Grand Junction

DreamCatcher Half Marathon

Highlands Ranch

Highlands Ranch Half Marathon & 5K

Wildcat Mountain Half Marathon

Keystone

Keystone Half Marathon, 10K, 5K & Kids Run

Lake City

Mountaineer Marathon & Half Marathon

Lakewood

The Bear Chase Trail Half Marathon, 50K, 10K & 50-Miler

Mount Carbon Trail Half Marathon & North Park Trail 5K

Leadville

Turquoise Lake Half Marathon

Littleton

Denver Trail Half Marathon & 10K

Fear the Deer Trail Half Marathon

Platte River Half Marathon & Buckhorn Exchange Relay

Longmont

American Heroes Run Marathon, Half Marathon, Relay, Ultra & 5K

Redline 13.1 at Longmont Half Marathon

Louisville

Taste of Louisville Half Marathon, 5K & Kids Run

Loveland

Heart Center of the Rockies Half Marathon, 10K & 5K

Pagosa Springs

Devil Mountain Ultra 50-Mile, 50K & Half Marathon

Mountain Chile Cha Cha 5K, 10K & Half Marathon

Turkey Track Trail Marathon & Half Marathon

Palisade

Grand Valley Marathon, Half Marathon, 10K & 5K

Pueblo

Rock Canyon Half Marathon

Ridgway

Mount Sneffels Half Marathon

Salida

Arkansas River Bluegrass Marathon & Half Marathon

Run Through Time Marathon, Half Marathon & 2-Mile Run

Silverton

Kendall Mountain Run Marathon & Half Marathon

Steamboat Springs

Mountain Madness Half Marathon

Steamboat Marathon, Half Marathon & 10K Run/Walk

Trinidad

Bulldog Run Half Marathon, 10K & 5K

Run for the Fallen Coal Miners Half Marathon, 10K & 5K

Vail

Cruxy Half Marathon

La Sportiva Vail Half Marathon

Teva Mountain Games Vail Pass Half Marathon

Westminster

Dog Days Half Marathon, 10K & 5K

Fa La La Half Marathon, 10K & 5K

Redline 13.1 Westminster Half Marathon & 5K Run/Walk

Winter Park

Winter Park Half Marathon & 5K


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