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Holy COW Trail Stampede - 5K

Aug 09, 2025

Giddy Up to the Holy COW Trail Stampede where we hit the trail together! Growing Home is our Charity Partner - check out...

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Unicorn - 5K

Aug 02, 2025

Ready to get off the sofa and gallop around Highlands Ranch with some friends? Yeah, you are! Come frolic with us at t...

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Sheep Mountain Trail Runs - Half Marathon

Aug 02, 2025

Come ready my friends, this mountain throws everything it has at trail and ultra runners alike, challenging you from sta...

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Rocky Mountain - Half Marathon

Aug 02, 2025

This is a challenging but scenic run just outside Rocky Mountain National Park. It starts and ends by the lake at the fa...

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July 4th ROCK-IT RUN - Half Marathon | 5K

Jul 04, 2025

A NEW WAY TO START YOUR JULY 4th HOLIDAYJoin us for the 5th Annual ROCK-IT RUN 5k, Half Marathon (Relay Optional), and F...

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Timberview Trail Run - 5K

Jun 28, 2025

Crisp morning air and a summer sunrise in Colorado. YES PLEASE! Join us on the foothills at Lory State Park for a fun &a...

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Leadville Trail - Marathon

Jun 28, 2025

Simply put, the nation’s toughest marathon. The Life Time Leadville Trail Marathon and Heavy Half presented by La Spor...

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Unicorn - 5K

Jun 21, 2025

Ready to get off the sofa and gallop around Thornton with some friends? Yeah, you are! Come frolic with us at the Unic...

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Father's Day Classic - 10K | 5K

Jun 15, 2025

It's an annual Fathers Day tradition in Arvada! All are welcome - walkers, joggers and speed demons, too! Swag includes...

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Sierra's Race Against Meningitis - 5K

Jun 14, 2025

Help raise meningitis awareness & save lives today!...

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Colorado 13er - Half Marathon | 10K | 5K

Jun 01, 2025

The Colorado 13er is THE event where the best parts of trail running and road racing combine to create a truly enjoyable...

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Spirit Trail Run - Marathon | Half Marathon

May 25, 2025

We have been a family-run racing business since 2014.Our goal: to bring runners/hikers to beautiful trails, on well-mark...

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Samson's Revenge Trail Race - 10K

May 17, 2025

Samson was the celebrity elk of the Rockies until he was illegally poached in 1995 on YMCA grounds.Our race runs on Sams...

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15 Homes In 5 Years - 10K | 5K

May 31, 2025

Join Habitat for Humanity of Archuleta County as we celebrate the kickoff of Year 4 of our plan to build 15 homes in 5 y...

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All-Out Runapalooza - Half Marathon | 10K | 5K

Aug 02, 2025

As the summer mornings start to cool, join us for a fantastic end-of-season celebration at our 12th annual Runapalooza! ...

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All-Out Dog Days - Half Marathon | 10K | 5K

Jul 12, 2025

Get ready for a sun-soaked adventure and a fantastic mid-season challenge with our 13th Annual Dog Days 5K, 10K & Ha...

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All-Out Summer Breeze - Half Marathon | 10K | 5K

Jun 07, 2025

Join us for our 13th annual Summer Breeze, benefiting the Food Bank of the Rockies! Tackle relatively gentle 5K, 10K, an...

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Colorado Springs - Marathon | Half Marathon | 5K

Sep 28, 2025

The Colorado Springs Marathon, Half, 5k, Kids KJoin us at the Colorado Springs Marathon on Saturday, September 28, 2024....

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Hobbler - Half Marathon | 5K

Jul 12, 2025

Run13 is excited to invite you to the 15th Annual Hobbler Half Marathon and 5k. This mostly downhill half marathon cours...

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Riverton Town Days - 10K | 5K

Jul 04, 2025

Held during Riverton Town Days, the 10K, 5K & 1-Mile Country Races are popular family traditions. Celebrate your ind...

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Panguitch Valley Balloon Rally - 5K

Jun 28, 2025

The Panguitch Valley Balloon Rally 5K is held in picturesque Panguitch, Utah the fourth weekend of June. The race is run...

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Live Your Dash - 5K

Jun 07, 2025

Dee Smith, a lifetime Ogden resident and a Weber County leader, was a proponent of keeping our community safe. As a form...

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Drop13 Big Cottonwood Canyon - Half Marathon | 5K

Jun 07, 2025

Considered by many the fastest Half Marathon in Utah. The Drop13 Big Cottonwood Canyon starts at Solitude Ski Resort and...

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Vineyard Days - 5K

May 31, 2025

Vineyard City is excited to host a 5K & Kids 1K Run as part of our 2024 Vineyard Days Celebration! With various flat...