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Running in Colorado found
View all ↓Running in Colorado 2025 - 2026
The most comprehensive list of Colorado Running Events in 2025 - 2026. Discover 100's of US Colorado Running. Find your perfect race here!
Running Colorado 2025 - 2026
HRCA Oktoberfest 5K
Littleton, Colorado
27 Sep 25
$38.35
Pioneer Prairie Dog Half, 10k & 5k
Westminster, Colorado
27 Sep 25
Free - $75.00
Sawatch Ascent
Nathrop, Colorado
28 Sep 25
$149.40
I Can 5k
Thornton, Colorado
04 Oct 25
Free
Not So Flatt Breast Cancer Awareness Run/Walk
Westminster, Colorado
04 Oct 25
$10.00 - $40.00
Colorado Springs Marathon, Half, 5K, and Kids K
Colorado Springs, Colorado
04 Oct 25 - 05 Oct 25
Free - $535.35
Layafette Music Fest Half-Marathon/10K/5K
Louisville, Colorado
05 Oct 25
$32.80 - $105.94
Windsor Marathon, Half Marathon, 10k & 5k
Windsor, Colorado
05 Oct 25
$15.00 - $120.00
RMRR October Trophy Series
Aurora, Colorado
05 Oct 25
$11.60
The Long View Marathon
Fort Collins, Colorado
11 Oct 25
$38.10 - $107.00
The bRUNch Runtrade mark
Denver, Colorado
12 Oct 25
$43.40 - $69.90
Westy Half & 5k
Westminster, Colorado
12 Oct 25
$35.00 - $60.00
Blue Sky Trail Marathon & Half Marathon
Fort Collins, Colorado
18 Oct 25 - 19 Oct 25
$96.40 - $117.60
The Great Trailhead Foot Race 5 & 10 Miler
Lakewood, Colorado
18 Oct 25
$60.00 - $65.00
Indian Creek Trail Runs
Sedalia, Colorado
18 Oct 25
$54.00 - $170.60
Foundry Halloween 5k
Steamboat Springs, Colorado
25 Oct 25
$27.75
Apex Foundation Trick or Trot 5K & Kids' Halloween Hunt
Arvada, Colorado
25 Oct 25
$8.00 - $35.00
Ghosts and Goblins 5K/10K
Denver, Colorado
26 Oct 25
$34.40 - $45.20
Turkey Trails - Colorado Springs
Colorado Springs, Colorado
01 Nov 25
$18.83 - $44.28
City Park 5k & 1 Mile Walk of Hope for Pancreatic Cancer Research
Denver, Colorado
01 Nov 25
$15.50 - $33.50
Colorado 24 Hour Run
Fort Collins, Colorado
01 Nov 25 - 02 Nov 25
$96.40 - $239.50
All-Out Kooky-Spooky
Golden, Colorado
02 Nov 25
$27.50 - $64.60
RMRR November Trophy Series
Denver, Colorado
02 Nov 25
$11.60
Turkey Trails- Denver
Denver, Colorado
02 Nov 25
$18.83 - $44.28
HRCA Backcountry Wilderness Half Marathon
Lone Tree, Colorado
08 Nov 25
$64.85
BINGO! Trail Party
Byers, Colorado
08 Nov 25
$54.00 - $75.20
Bell Ringer 4 Miler
Loveland, Colorado
08 Nov 25
$43.40
Pumpkin Pie 5K/10K
Denver, Colorado
15 Nov 25
$34.40 - $45.20
10k Turkey Trek & 5k Turkey Trot
Arvada, Colorado
22 Nov 25
$26.00 - $42.00
Broomfield Turkey Day 5K/10K
Broomfield, Colorado
27 Nov 25
$17.00 - $44.00
Parker Parks and Recreation Turkey Day 5K FUN Run/Walk
Parker, Colorado
27 Nov 25
$37.29
AdventHealth Avista Louisville Turkey Trot
Louisville, Colorado
27 Nov 25
$22.20
Huffin' for Stuffin' 2-Mile Fun Run
Loveland, Colorado
27 Nov 25
$22.20
Pelican Lakes Turkey Trot
Windsor, Colorado
27 Nov 25
$32.80
Toy Drop
Loveland, Colorado
06 Dec 25
$32.80 - $64.60
All-Out Fa La La
Westminster, Colorado
06 Dec 25
$27.50 - $64.60
Rock Canyon Half Marathon
Pueblo, Colorado
07 Dec 25
$38.10 - $59.30
RMRR December Trophy Series
Denver, Colorado
07 Dec 25
$11.60
Santa Catch 5k & 10k
Windsor, Colorado
13 Dec 25
$16.90 - $43.40
WinterFest 5k & Fun Run
Thornton, Colorado
13 Dec 25
$12.00 - $15.00
Showing 201-240 of 287 results