Pioneer Days 5K

Jack Dempsey Park 412 Main St, Manassa, CO, United States

Come join 500 of your running friends for southern Colorado's oldest and perhaps largest road race. This 5K starts and ends near Jack Dempsey Park. After the race, stick around for the great Pioneer Days parade and a day's worth of fun!

Respect Life 5K

Light of the World Catholic Church 10316 W Bowels Ave, Littleton, CO, United States

The race is the same as last year, including the new course (the path was repaved and widened!). You can participate as a runner, walker, donator, or volunteer. 5K runners and walkers can register as an individual or as a member of a team in one of two team categories, Knights of Columbus or Parish/Organization. […]

The Hero’s Journey 5K

7/20 Memorial 15151 E. Alameda Pkwy, Aurora, CO, United States

The 7/20 Foundation is proud to present the 1st annual Hero’s Journey 5K Run/Walk on July 23rd in Aurora. This unique point to point race makes its way through Aurora's City Center and culminates in the 7/20 Memorial Reflection Garden.

Barr Trail Mountain Race

Cog Railway/Barr Trail 515 Ruxton Ave, Manitou Springs, CO, United States

The Barr Trail Mountain Race is one of the Front Range’s historic summer mountain running events. The 12.6-mile course begins at the Cog Railway Station (6,570 ft) in Manitou Springs, Colorado, ascends Pikes Peak’s iconic Barr Trail to Barr Camp (10,200 ft) before turning, descending and finishing at the Barr Trailhead. The Barr Trail Mountain Race is […]

Summer Sizzler 5K/10K/15K

Westfield Village Park 115th & Sheridan Blvd., Westminster, CO, United States

Join us for the annual Summer Sizzler!  Whether you are looking to run, walk or just enjoy the race SWAG this race is a sure thing for a great time and an incredible experience! This is a fun, family event for all ages with all distances! Great Swag - designer shirt & custom medal Chip-timing […]

Donor Dash

Washington Park - Denver 701 S Franklin St, Denver, CO, United States

We can’t wait to see you at Washington Park on Sunday, July 16 for the 24th Annual Donor Dash. A 5km Run/Walk to honor, recognize, and celebrate those whose lives have been touched by organ donation. IMPORTANT DATES & DEADLINES: Tuesday, March 1: Registration opens Monday, June 12: Honorary Signs Close Sunday, June 18: Last […]

$17 – $60

Floyd Hill Dash

Westbound & Down Brewing Company 1617 Miner Street, ##110, Idaho Springs, CO, United States

Calling all adventurers and nature lovers! It's time to cool down, head to Idaho Springs for the Floyd Hill Dash 5k! Picture yourself surrounded by breathtaking mountain views, crisp fresh air, and the sound of your footsteps tracing the same area as the first settlers during the gold rush. Whether you're sprinting towards the finish […]

Canceled Pajarito Mountain 10K

Pajarito Mountain Ski Area 397 Camp May Rd, Los Alamos, NM, United States

Exploring and visit Pajarito Mountain Ski Area https://www.pajarito.ski/ for the Inaugural Pajarito Mountain 10K Run on Saturday October 21.  To register online and race details go to tcrproductions.com or https://register.chronotrack.com/r/73641. The Pajarito Mountain has panoramic views of the Rio Grande Valley (the perfect backdrop for your Instagram photos) and a laid-back vibe that fits families […]

Summit Trail Running Series V

Flumes Trail 213 Huron Rd, Breckenridge, CO, United States

Explore the trails of Breckenridge this summer with the 23rd annual Summit Trail Running Series with each race followed by a post-race party! The Series consists of 5 trail races in and around Summit County, May-July. Each race features a short and long course, and all races are open to runners of all abilities ages […]

Never Summer Ultra

State Forest State Park 56750 CO-14, Gould, CO, United States

The Never Summer 100km & 60km will take place almost entirely within the boundaries of State Forest State Park and run between the Never Summer Mountains on the northern border of Rocky Mountain National Park (RMNP) and the Medicine Bow Mountains to the north of Cameron Pass. The first 20 miles of each race will […]

$150 – $235

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