2 running events in Clear Creek County, Colorado

From big races to Saturday morning group runs—find running events and connect with the local endurance sports community.

• Slacker Half Marathon-Relay-4-Mile Races [slackerhalfmarathon.com] [Register at runsignup.com]
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  Sat, Jun 27, 2026 at 12:01 AM

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  $55.55 New Year’s Eve Pricing

  The gnome picked the number.

  New beginnings, big changes, zero regrets.

  Hey Beautiful Slackers!

  The 2026 Slacker Races will be held on June 27 Start Time 7:30am

  There...

  $55.55 New Year’s Eve Pricing

  The gnome picked the number.

  New beginnings, big changes, zero regrets.

  Hey Beautiful Slackers!

  The 2026 Slacker Races will be held on June 27 Start Time 7:30am

  There will be NO RACE DAY REGISTRATION

  Get ready for an epic adventure at the 2026 Slacker Races!

  Seize the chance to earn your bragging rights as a true Slacker! Embark on this exhilarating journey starting at the base of Loveland Ski Area, perched at an impressive elevation of 10,630ft. Brace yourself for an unforgettable descent to 8,400ft, followed by post-race festivities in charming historic Georgetown. Picture an abundance of freebies, locally crafted beer, post race pampering, and entertainment to celebrate your achievement!

  The course is a thrilling mix of dirt and paved roads, guiding participants through enchanting wetlands, natural waterfalls, breathtaking views of the Continental Divide, and remnants of historic mining sites.

  RACE LOCATION - CITY PARK / FOSTERS PLACE

  FULL DETAILS CAN BE FOUND ON OUR WEBSITE AT https://www.slackerhalfmarathon.com/

  See you June 27, 2026 Slackers!

  4 Miles 13.1 Miles Half Marathon Relay Run

  1001 Taos Street, Clear Creek County, Colorado, 80444, United States
  OpenStreetMap Google Maps
• Blue Sky Ascent & Round Trip (formerly the Mt. Evans Ascent) [theblueskyascent.com] [Register at runsignup.com]
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  Sun, Jun 28, 2026 at 5:30 AM

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  Although the air will be noticeably thin at the starting line, Echo Lake's 10,600 feet of elevation is just the beginning. The climb totals nearly 4,000 vertical feet - much of it above treeline - as...

  Although the air will be noticeably thin at the starting line, Echo Lake's 10,600 feet of elevation is just the beginning. The climb totals nearly 4,000 vertical feet - much of it above treeline - as you make your way 14.5 miles to the finish line located at the summit of one of the most recognizable peaks on Denver's mountain skyline - 14,264 foot Mt. Blue Sky (formerly Mt. Evans). Learn about the name change by clicking here..

  Be inspired!!!

  Join us on June 28, 2026 for another memorable run.

  Spectators will include Bighorn Sheep, Marmots, and Mountain Goats - maybe even a few people!!!

  There are two options in 2026: The Ascent is a one-way 14.5 mile climb from Echo Lake the summit of Mt. Blue Sky. the Round Trip is just as it sounds -- you will run to the top, then run back down.

  14.5 Miles 29 Miles Run

  13264 Chicago Creek Rd, Clear Creek County, Colorado, 80452, United States
  OpenStreetMap Google Maps