May Trail Runs in the West
Sierra Madre, CA
Mt Wilson Trail Race
May 25, 2024
Cool, CA
Dirty Secret Trail Run
May 11, 2024
Logan, UT
Canyon Road 10K & 5K
May 11, 2024
Enumclaw, WA
Mud Mountain Trail Fest
May 18, 2024
May 19, 2024
Portland, OR
Portland Trail Series - Spring
Apr 10, 2024
Apr 24, 2024
May 8, 2024
May 22, 2024
1 more
Wood You Rather
May 4, 2024
Stumptown Trail Runs
May 27, 2024
May 25, 2024
Leavenworth, WA
Leavenworth Trail Fest
May 25, 2024
Big Bear Lake, CA
Spartan Trail - Big Bear
May 19, 2024
Eugene, OR
Ridgeline Ramble
May 25, 2024
Emerald City Trail Series
May 30, 2024
Jun 6, 2024
Jun 13, 2024
Jun 21, 2024
1 more
Anchorage, AK
Turnagain Arm Trail Run
May 9, 2024
Sammamish, WA
Soaring Eagle Trail Run
May 18, 2024
Bend, OR
Pink Duck 5K
May 4, 2024
Bend Trail Series
May 16, 2024
Jun 20, 2024
Jul 18, 2024
Aug 8, 2024
Santa Rosa, CA
Jackrabbit Derby
May 14, 2023
Berkeley, CA
Grizzly Peak Trail Run
May 11, 2024
Colorado Springs, CO
Nielson Two Mile Challenge
Mar 1, 2025
Apr 6, 2024
May 4, 2024
Jun 1, 2024
8 more
Take 5 in the Garden
May 4, 2024
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
San Jose, CA
Hacienda Hills Run
May 4, 2024
Quicksilver Endurance Runs
May 11, 2024
13 Mile Trail Race Top Down
May 18, 2024
Orem, UT
Timp Trail Marathon
May 18, 2024
Fruita, CO
Fruita Trail Half
May 12, 2024
Seattle, WA
Sri Chinmoy 7 & 13 Hour Ultra Solo & Team Relay Races
May 25, 2024
Ravenna Run the Ravine
May 28, 2024
Stinson Beach, CA
Stinson Beach Low Tide 10K & 5K
May 20, 2023
Miwok 100K
May 4, 2024
Muir Woods Marathon
May 11, 2024
Pacifica, CA
Pacifica Foothills Trail Run
May 18, 2024
Folsom, CA
Folsom Lake Trail Run
May 4, 2024
Buena Vista, CO
Collegiate Peaks Trail Run
May 4, 2024
Spirit Trail Run
May 26, 2024
Englewood, CO
Running for Rescues
May 21, 2023
Tacoma, WA
Swan Creek Trail Run
May 4, 2024
McMinnville, OR
The Race to Space
May 11, 2024
Ashland, OR
Butte Buster
May 11, 2024
Los Angeles, CA
Hollywood to the Sea Road & Trail Relay
May 4, 2024
Laramie, WY
Wyoming Marathon Races
May 26, 2024
Silverado, CA
Into the Wild Saddleback Wilderness 5K
May 1, 2024
Into the Wild Limestone Canyon
May 25, 2024
Bozeman, MT
Baldy Blitz
May 18, 2024
Bishop, CA
Bishop High Sierra Ultras
May 18, 2024
Reno, NV
Polio Purple Pinkie Trail Run
May 4, 2024
Silver State 50-mile and 50K Endurance Runs
May 18, 2024
Casper, WY
Trail Mix Run
May 18, 2024
Winthrop, WA
Sun Mountain
May 19, 2024
May 18, 2024
Corvallis, OR
McDonald Forest 50K Trail Run
May 4, 2024
Arlington, WA
Moms Run It All 5K
May 13, 2023
Pasadena, CA
Pasadena Running Company 50K Relay
May 26, 2024
Pollock Pines, CA
Trail Run at Sly Park
May 11, 2024
Ogden, UT
Fly with the Flock 5K
May 4, 2024
San Diego, CA
Pacific Crest Trail 50 (PCT 50)
May 11, 2024
Juneau, AK
Cameron Clark Memorial 5K
May 18, 2024
Boulder, CO
Boulder Mothers Day Run
May 12, 2024
Helena, MT
Don't Fence Me In Trail Run
May 11, 2024
Breckenridge, CO
Summit Trail Running Series - Scrap Yard Scramble
May 15, 2024
Lafayette, CO
Feeding the 5K/5K
May 20, 2023
Pagosa Springs, CO
Cloman Kicker 5K
May 20, 2023
Terrebonne, OR
Crush Cancer Run
May 18, 2024
Placerville, CA
Placerville Path Memorial Day Run
May 25, 2024
Richmond, CA
Animal Run 5K/10K Canicross
May 18, 2024
El Sobrante, CA
Wildcat Half Marathon
May 18, 2024
Susanville, CA
Paiute Meadows Trail Run
May 11, 2024
Bellevue, WA
Cougar Mountain Trail Run Series
May 11, 2024
Sisters, OR
Sisters Country
May 5, 2024
Herriman, UT
Blackridge 5K
May 20, 2024
Laguna Beach, CA
John Wayne Grit Series - Newport Coast
May 11, 2024
Puyallup, WA
Cinco de Mayo 5K Trail Run/Walk
May 5, 2024
Sandy, UT
Dimple Dell 5K
May 22, 2023
Eagle, CO
Boneyard Boogie
May 18, 2024
Los Altos Hills, CA
Pathways Run
May 11, 2024
Carmel-By-The-Sea, CA
Race For Open Space
May 11, 2024
Palouse, WA
Kamiak Trail
May 20, 2023
Trail, OR
Lost Creek Trail Run
May 4, 2024
Gold Beach, OR
Secret Beach 100K/50M
May 11, 2024
Tygh Valley, OR
Rim to Rim to Rim (to Rim to Rim)
May 5, 2024
Tuolumne, CA
Red Hills Ramble
May 4, 2024
Larkspur, CO
Greenland Trail Races
May 4, 2024
White Salmon, WA
Fire on the Mountain Half
May 4, 2024
Crow Agency, MT
MOMS Trail
May 27, 2023
Divide, CO
Endure Trail Runs
May 18, 2024
Coulee City, WA
Sun Lakes Trail Run
May 5, 2024
Point Arena, CA
Waves & Whales 5K Trail Run
May 11, 2024
San Pablo, CA
Nitro Trail Half Marathon
May 11, 2024
Fort Collins, CO
Quad Rock 50
May 11, 2024
Woodlake, CA
Sasquatch Trail Run
May 11, 2024
Hatch, UT
Bryce Canyon Ultras
May 18, 2024
Gold Bar, WA
Wallace Falls Trail Run
May 20, 2023
Stockton, UT
Connor's Claims
May 25, 2024
McNary, OR
Dam Good Run
May 11, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Into the Wild Saddleback Wilderness 5K
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May 1, 2024Wednesday
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5K trail run
More Information
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Silverado, CA
Orange County, CA
2. Collegiate Peaks Trail Run
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May 4, 2024Saturday
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50M, 25M trail run
More Information
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Buena Vista, CO
Chaffee County, CO
3. Fire on the Mountain Half
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May 4, 2024Saturday
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13.1M trail run
More Information
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White Salmon, WA
Klickitat County, WA
4. Fly with the Flock 5K
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May 4, 2024Saturday
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5K, 2.5K trail run
More Information
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Ogden, UT
Weber County, UT
5. Folsom Lake Trail Run
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May 4, 2024Saturday
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50K, 30K, 13.1M, 10K trail run
More Information
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Folsom, CA
Sacramento County, CA
6. Greenland Trail Races
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May 4, 2024Saturday
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50K, 25K, 8M, 4M trail run
More Information
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Larkspur, CO
Douglas County, CO
7. Hacienda Hills Run
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May 4, 2024Saturday
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50K, 26.2M, 13.1M, 9M, 10K, 5K trail run
More Information
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San Jose, CA
Santa Clara County, CA
8. Hollywood to the Sea Road & Trail Relay
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May 4, 2024Saturday
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75M trail run | 75M relay
More Information
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Los Angeles, CA
Los Angeles County, CA
9. Lost Creek Trail Run
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May 4, 2024Saturday
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50K, 30K, 5K trail run | 30K relay
More Information
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Trail, OR
Jackson County, OR
10. McDonald Forest 50K Trail Run
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May 4, 2024Saturday
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50K trail run
More Information
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Corvallis, OR
Benton County, OR
11. Miwok 100K
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May 4, 2024Saturday
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100K trail run
More Information
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Stinson Beach, CA
Marin County, CA
12. Nielson Two Mile Challenge
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May 4, 2024Saturday
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2M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
13. Pink Duck 5K
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May 4, 2024Saturday
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5K trail run
More Information
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Bend, OR
Deschutes County, OR
14. Polio Purple Pinkie Trail Run
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May 4, 2024Saturday
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10K, 5K trail run
More Information
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Reno, NV
Washoe County, NV
15. Red Hills Ramble
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May 4, 2024Saturday
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30K, 15K, 10K trail run
Virtual OptionMore Information
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Tuolumne, CA
Tuolumne County, CA
16. Swan Creek Trail Run
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May 4, 2024Saturday
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5K run | 5K trail run | kids run
More Information
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Tacoma, WA
Pierce County, WA
17. Take 5 in the Garden
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May 4, 2024Saturday
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5M, 5K run | 9.5M, 5M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
18. Wood You Rather
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May 4, 2024Saturday
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8M trail run
More Information
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Portland, OR
Multnomah County, OR
19. Cinco de Mayo 5K Trail Run/Walk
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May 5, 2024Sunday
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5K trail run
More Information
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Puyallup, WA
Pierce County, WA
20. Rim to Rim to Rim (to Rim to Rim)
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May 5, 2024Sunday
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20K, 10K trail run
More Information
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Tygh Valley, OR
Wasco County, OR
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.