35 Upcoming Half Marathon Races Near Winter Park, CO

Most popular races in Colorado →

Sat, Nov 71 race

Turkey Trails- Denver logo

Turkey Trails- Denver

Littleton, CO

1 Mile
5K
10K
View details for race Turkey Trails- Denver

Sat, Nov 211 race

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

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

Arvada, CO

Half
10K
5K
View details for race TURKEY TREK (13.1, 10k, 5k & 2k)
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Sat, Dec 51 race

All-Out Fa La La logo

All-Out Fa La La

Westminster, CO

Half
10K
5K
Trail
View details for race All-Out Fa La La

Sun, Dec 61 race

RunDenver Series 2026-27 logo

RunDenver Series 2026-27

Denver, CO

Half
5K
10K
View details for race RunDenver Series 2026-27

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Sat, Jan 9, 20271 race

All-Out Polar Prowl logo

All-Out Polar Prowl

Arvada, CO

Half
10K
5K
Trail
View details for race All-Out Polar Prowl

Sat, Feb 6, 20271 race

All-Out Mardi Crawl logo

All-Out Mardi Crawl

Arvada, CO

Half
10K
5K
Trail
View details for race All-Out Mardi Crawl

Sun, Feb 7, 20271 race

Old Man Winter Bike Rally & Run logo

Old Man Winter Bike Rally & Run

Lyons, CO

Ultra
5K
10K
View details for race Old Man Winter Bike Rally & Run

Sun, Feb 14, 20271 race

Ralston Creek Half Marathon & 5k logo

Ralston Creek Half Marathon & 5k

Arvada, CO

Half
5K
View details for race Ralston Creek Half Marathon & 5k

Sat, Mar 6, 20271 race

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

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

Denver, CO

1 Mile
5K
10K
View details for race Time to Paddy 5K/10K & Lucky 13.1 13.1 - Denver

Sun, Mar 21, 20271 race

All-Out Spring Fever logo

All-Out Spring Fever

Golden, CO

Half
10K
5K
Trail
View details for race All-Out Spring Fever

Sun, Apr 4, 20271 race

Three Creeks Half Marathon logo

Three Creeks Half Marathon

Englewood, CO

Half
Trail
Fast
View details for race Three Creeks Half Marathon

Sun, Apr 11, 20272 races

Spring Fling Prairie Dog Half, 10k, & 5k logo

Spring Fling Prairie Dog Half, 10k, & 5k

Arvada, CO

Half
10K
5K
View details for race Spring Fling Prairie Dog Half, 10k, & 5k
Platte River Half-Marathon, Relay & 5k logo

Platte River Half-Marathon, Relay & 5k

Littleton, CO

Half
5K
Trail
View details for race Platte River Half-Marathon, Relay & 5k

Sat, Apr 24, 20272 races

All-Out Beat the Heat logo

All-Out Beat the Heat

Westminster, CO

Half
10K
5K
Trail
View details for race All-Out Beat the Heat
Bigfoot Half Marathon logo

Bigfoot Half Marathon

Estes Park, CO

Half
5K
View details for race Bigfoot Half Marathon

Sun, Apr 25, 20271 race

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

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

Denver, CO

1 Mile
5K
10K
View details for race DoNot Stop Half Marathon/5K/10K - Denver

Sun, May 2, 20271 race

Longmont Half & 5k (LM Half) logo

Longmont Half & 5k (LM Half)

Longmont, CO

Half
5K
View details for race Longmont Half & 5k (LM Half)

Sun, May 9, 20271 race

Hometown Half Marathon/5K/10K - Denver logo

Hometown Half Marathon/5K/10K - Denver

Denver, CO

1 Mile
5K
10K
View details for race Hometown Half Marathon/5K/10K - Denver

Sun, May 16, 20271 race

2027 Colfax Marathon logo

2027 Colfax Marathon

Denver, CO

Marathon
Half
View details for race 2027 Colfax Marathon

Sun, Jun 6, 20271 race

Colorado 13er (Half Marathon/10k/5k) logo

Colorado 13er (Half Marathon/10k/5k)

Louisville, CO

Half
10K
5K
Trail
View details for race Colorado 13er (Half Marathon/10k/5k)

Sat, Jun 12, 20271 race

All-Out Summer Breeze logo

All-Out Summer Breeze

Arvada, CO

Half
10K
5K
Trail
View details for race All-Out Summer Breeze

Sat, Jun 19, 20271 race

Estes Park Marathon & Half Marathon 2027 logo

Estes Park Marathon & Half Marathon 2027

Estes Park, CO

Half
Marathon
Trail
View details for race Estes Park Marathon & Half Marathon 2027

Fri, Jun 25, 20271 race

Race in the Clouds - Alma Dirt Festival 2027 logo

Race in the Clouds - Alma Dirt Festival 2027

Alma, CO

Marathon
Half
10K
Trail
Fast
View details for race Race in the Clouds - Alma Dirt Festival 2027

Sat, Jun 26, 20271 race

Slacker Half Marathon-Relay-4-Mile Races

Georgetown, CO

Half
View details for race Slacker Half Marathon-Relay-4-Mile Races

Sat, Jul 10, 20271 race

All-Out Dog Days logo

All-Out Dog Days

Westminster, CO

Half
10K
5K
Trail
View details for race All-Out Dog Days

Sat, Jul 17, 20271 race

Heatwave Half Marathon/5K/10K - Denver logo

Heatwave Half Marathon/5K/10K - Denver

Denver, CO

1 Mile
5K
10K
View details for race Heatwave Half Marathon/5K/10K - Denver

Sun, Aug 1, 20271 race

Bound for Boston Marathon & Half Marathon - Denver logo

Bound for Boston Marathon & Half Marathon - Denver

Denver, CO

Marathon
Half
Fast
BQ
View details for race Bound for Boston Marathon & Half Marathon - Denver

Sat, Aug 7, 20271 race

All-Out Runapalooza logo

All-Out Runapalooza

Arvada, CO

Half
10K
5K
Trail
View details for race All-Out Runapalooza

Sun, Aug 15, 20271 race

Erie Half & 5k logo

Erie Half & 5k

Erie, CO

Half
5K
View details for race Erie Half & 5k

Sat, Aug 21, 20271 race

Byers Peak Stampede Half Marathon & 5K Run logo

Byers Peak Stampede Half Marathon & 5K Run

Fraser, CO

Half
5K
Trail
View details for race Byers Peak Stampede Half Marathon & 5K Run

Sun, Aug 22, 20271 race

Pioneer Prairie Dog Half, 10k & 5k logo

Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

Half
10K
5K
View details for race Pioneer Prairie Dog Half, 10k & 5k

Sat, Sep 11, 20271 race

Golden Harvest Half Marathon & 5K/10K - Denver logo

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

Denver, CO

1 Mile
5K
10K
View details for race Golden Harvest Half Marathon & 5K/10K - Denver

Sat, Sep 18, 20271 race

All-Out Fall Fest logo

All-Out Fall Fest

Westminster, CO

Half
10K
5K
Trail
View details for race All-Out Fall Fest

Sat, Oct 2, 20271 race

Spooky Sprint - Denver logo

Spooky Sprint - Denver

Denver, CO

1 Mile
5K
10K
View details for race Spooky Sprint - Denver

Sun, Oct 10, 20271 race

Westy Half & 5k logo

Westy Half & 5k

Westminster, CO

Half
5K
View details for race Westy Half & 5k