Upcoming Trail Runs in Colorado
Evergreen, CO
Elk Meadow Trail Race
Jun 22, 2024
Evergreen Mountain 15K
Jul 13, 2024
Staunton State Park 20K
Aug 3, 2024
Bergen Peak Half Marathon
Sep 14, 2024
Glenwood Springs, CO
Sunlight Showdown
Sep 22, 2024
Crested Butte, CO
Grin and Bear It Trail Run
Jul 13, 2024
Grand Traverse Mountain Run
Aug 31, 2024
Crested Butte Ultra
Sep 28, 2024
Camp 4 Coffee Cart to Cart
Oct 5, 2024
Camp 4 Coffee Cart to Cart Trail Race
Oct 5, 2024
Colorado Springs, CO
Nielson Two Mile Challenge
Mar 1, 2025
Apr 5, 2025
May 4, 2024
Jun 1, 2024
8 more
Valkyrie Trail Race
May 11, 2024
Women's Distance Festival
May 11, 2024
Ram Party
May 18, 2024
May 19, 2024
Blue Moon Trail Run
Jul 26, 2024
May 24, 2024
Jun 28, 2024
Ring the Springs
Jun 22, 2024
Jun 23, 2024
Pikes Peak Ultra
Jul 27, 2024
Pikes Peak Road Runners Fall Series
Oct 20, 2024
Oct 6, 2024
Nov 17, 2024
Nov 3, 2024
Bobcat Trail Race
Oct 19, 2024
Colorado Cold Rush
Nov 30, 2024
Stories Trail Runs
Feb 15, 2025
Feb 16, 2025
Rattler Trail Race
Apr 19, 2025
Silverton, CO
Kendall Mountain Run
Jul 7, 2024
Hardrock 100
Jul 12, 2024
Lake City, CO
San Juan Solstice 50 Mile
Jun 22, 2024
Fruita, CO
Fruita Trail Half
May 12, 2024
Desert RATS Kokopelli 150 Stage Race
Jun 16, 2024
Kessel Run Ultra
Nov 9, 2024
Desert RATS Trail Running Festival
Apr 12, 2025
Apr 13, 2025
Apr 11, 2025
Woodland Park, CO
Pony Express Run
Sep 22, 2024
Above the Clouds Ultra
Oct 5, 2024
Steamboat Springs, CO
Howelsen Hill Trail Run
Jun 15, 2024
Spring Creek Memorial Trail Run
Jul 20, 2024
Emerald Mountain Epic
Aug 4, 2024
Continental Divide Trail Run
Aug 24, 2024
10K at 10,000 Feet Trail Run
Sep 1, 2024
Run Rabbit Run
Sep 14, 2024
Sep 13, 2024
Emerald Mountain Trail Run
Sep 28, 2024
Buena Vista, CO
Spirit Trail Run
May 26, 2024
TransRockies Run
Aug 12, 2024
Trail Sisters Women's Half Marathon
Sep 14, 2024
West Line Winder
Sep 28, 2024
14er Fest Races
Sep 29, 2024
Westminster, CO
Westminster Trail Race
Aug 24, 2024
Manitou Springs, CO
Barr Trail Mountain Race
Jul 21, 2024
Pikes Peak Ascent and Marathon
Sep 22, 2024 - Marathon
Sep 21, 2024 - Ascent
Louisville, CO
Louisville Trail Race
Sep 28, 2024
MonsterDash Run
Oct 27, 2024
Santa Claus Runs
Dec 14, 2024
Castle Rock, CO
Castle Rock Trail Festival
Oct 5, 2024
Loveland, CO
Crazy Legs 10K+ Trail Run
Jun 2, 2024
Vail, CO
Mountain Games - Rocky Dog Trail Run
Jun 6, 2024
Mountain Games - Apres 5K
Jun 7, 2024
Mountain Games - 10K Spring Runoff
Jun 9, 2024
Vail HillClimb
Jul 6, 2024
Vail Recreation District 5K & 10K @ 10,000 Feet
Jul 20, 2024
Berry Picker Trail Run
Aug 3, 2024
Marble, CO
Lead King Loop Charity Race
Sep 15, 2024
Highlands Ranch, CO
Mountain Ridge Trail Race
Jun 1, 2024
Chase the Moon 12-Hour Endurance Run
Jul 19, 2024
HRCA Backcountry Wilderness Half Marathon
Nov 2, 2024
Littleton, CO
HRCA Wildcat Mountain Trail Races
Sep 28, 2024
Frisco, CO
Run the Rockies Trail Race
Aug 10, 2024
Leadville, CO
Leadville Turquoise Lake 20K
Jun 1, 2024
Fish Hatchery 5K
Jun 2, 2024
Leadville Trail Marathon & Heavy Half
Jun 29, 2024
Leadville Silver Rush 50M Trail Run Race
Jul 6, 2024
Leadville Trail 100 Mile Run
Aug 17, 2024
Brighton, CO
Barr Lake 30K and 15K
Jul 14, 2024
Breckenridge, CO
Independence Day 10k Trail Run
Jul 4, 2024
Morrison, CO
Great Trailhead Foot Race
Oct 19, 2024
Pagosa Springs, CO
Fox on the Run Trail Races
Jul 20, 2024
Turkey Springs Showdown Trail Races
Aug 10, 2024
Alberta Peak Challenge
Sep 7, 2024
Ridgway, CO
John Wayne Grit Series
Sep 21, 2024
Gunnison, CO
Sage Burner Trail Run
Oct 12, 2024
Telluride, CO
Telluride Foundation Rundola: Run for Good
Jul 4, 2024
Box Canyon Trail Races
Jul 20, 2024
Imogene Pass Run
Sep 7, 2024
Deep Creek Trail Half Marathon
Sep 28, 2024
Pine, CO
North Fork 50M/50K
Jun 1, 2024
Staunton Rocks! Marathon & Half
Aug 24, 2024
Sawmill Trail Runs
Dec 7, 2024
Salida, CO
Run Through Time Marathon
Mar 8, 2025
Lakewood, CO
Lakewood Trail Series
Sep 4, 2024
Sep 11, 2024
Sep 18, 2024
Sep 25, 2024
Bear Chase Race - Half Marathon & 10K
Sep 29, 2024
Sep 28, 2024
Canon City, CO
Royal Gorge Whitewater Festival Trail Runs
Jul 27, 2024
Bridge Burner Ultra
Nov 2, 2024
Conifer, CO
Elevation Run/Walk
Jul 27, 2024
Palmer Lake, CO
24 Hours of Palmer Lake
Sep 28, 2024
Eagle, CO
Boneyard Boogie
May 18, 2024
Beaver Creek, CO
Summer Solstice
Jun 22, 2024
Keystone, CO
Cirque Series - Arapahoe Basin
Sep 7, 2024
Creede, CO
Creede Mountain Run
Aug 31, 2024
Empire, CO
Devil on the Divide
Sep 7, 2024
Byers, CO
BINGO! Trail Runs
Nov 9, 2024
Minturn, CO
Meadowgold Trail Run
Sep 14, 2024
Sedalia, CO
Indian Creek Trail Runs
Oct 12, 2024
Rye, CO
Escape 5K Trail Run
Aug 17, 2024
La Veta, CO
Cuchara Trail Runs
Jun 15, 2024
Fort Collins, CO
Quad Rock 50
May 11, 2024
Lory Summer Trail Series
Aug 6, 2024
Aug 27, 2024
Aug 20, 2024
Aug 13, 2024
Blue Sky Trail Marathon
Oct 19, 2024
New Castle, CO
New Castle Dirty Dozen Trail Running Race
Aug 2, 2024
Pyro's Push It Up Trail Run
Aug 10, 2024
Crawford, CO
West Elk Challenge Trail Marathon
Oct 5, 2024
Nathrop, CO
Sawatch Ascent
Sep 29, 2024
Grand Mesa, CO
Grand Mesa Ultras
Jul 27, 2024
Mount Princeton, CO
High Lonesome 100
Jul 19, 2024
Red Feather Lakes, CO
Red Feather Trail Jamboree
Sep 21, 2024
Sep 20, 2024
Sep 22, 2024
Cheyenne Mountain State Park, CO
The Cheyenne Mountain Run
Aug 17, 2024
Hahns Peak Village, CO
Hahns Peak Vertical Trail Race
Jul 6, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Quad Rock 50
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May 11, 2024Saturday
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50M, 25M trail run
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Fort Collins, CO
Larimer County, CO
2. Valkyrie Trail Race
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May 11, 2024Saturday
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50K, 26.2M, 30K, 13.1M, 8M, 4M trail run
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Colorado Springs, CO
El Paso County, CO
3. Women's Distance Festival
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May 11, 2024Saturday
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5K trail run
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Colorado Springs, CO
El Paso County, CO
4. Boulder Mothers Day Run
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May 12, 2024Sunday
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13.1M, 10K, 5K trail run
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Boulder, CO
Boulder County, CO
5. Fruita Trail Half
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May 12, 2024Sunday
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13.1M trail run
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Fruita, CO
Mesa County, CO
6. Boneyard Boogie
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May 18, 2024Saturday
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5K run | 13K trail run
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Eagle, CO
Eagle County, CO
7. Endure Trail Runs
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May 18, 2024Saturday
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24H, 12H, 13.1M, 10K trail run
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Divide, CO
Teller County, CO
8. Ram Party
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May 18, 2024Saturday
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54M, 50K trail run
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Colorado Springs, CO
El Paso County, CO
9. Ram Party
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May 19, 2024Sunday
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26.2M, 13.1M, 9M, 5K trail run
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Colorado Springs, CO
El Paso County, CO
10. Blue Moon Trail Run
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May 24, 2024Friday
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5K trail run
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Colorado Springs, CO
El Paso County, CO
11. Spirit Trail Run
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May 26, 2024Sunday
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26.2M, 13.1M, 8K trail run
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Buena Vista, CO
Chaffee County, CO
12. Great Divide Ultra
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Jun 1, 2024Saturday
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100M, 100K, 50K, 25K trail run
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Divide, CO
Teller County, CO
13. Leadville Turquoise Lake 20K
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Jun 1, 2024Saturday
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20K trail run
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Leadville, CO
Lake County, CO
14. Mountain Ridge Trail Race
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Jun 1, 2024Saturday
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21M, 13.1M, 10K, 5K trail run
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Highlands Ranch, CO
Douglas County, CO
15. Nielson Two Mile Challenge
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Jun 1, 2024Saturday
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2M trail run
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Colorado Springs, CO
El Paso County, CO
16. North Fork 50M/50K
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Jun 1, 2024Saturday
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50M, 50K trail run
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Pine, CO
Jefferson County, CO
17. Crazy Legs 10K+ Trail Run
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Jun 2, 2024Sunday
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10K trail run
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Loveland, CO
Larimer County, CO
18. Fish Hatchery 5K
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Jun 2, 2024Sunday
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5K trail run | kids run
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Leadville, CO
Lake County, CO
19. Great Divide Ultra
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Jun 2, 2024Sunday
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50K, 25K trail run
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Divide, CO
Teller County, CO
20. Mountain Games - Rocky Dog Trail Run
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Jun 6, 2024Thursday
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5K trail run
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Vail, CO
Eagle County, CO
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.