News Flash

Arapahoe County News

Posted on: March 9, 2021

Let’s get moving and hit the trails!


Join us for Arapahoe County’s inaugural 5K Trail Run/Walk Series celebrating Open Spaces, fitness and good health, and our thriving local trail system. We’ll have prizes and free swag, light breakfast and booths at the finish line! All ages are welcome. You can also sign up for our virtual race and walk/run the trails on your own time! 

Date: Saturday, April 10
Time: 8 a.m.
Location:  Arapahoe County Fairgrounds and Park 
Course: The traffic-free 5K course winds through the Fairgrounds park, along a dirt trail on the eastern plains of Arapahoe County. Enjoy a beautiful Front Range view from the Fairgrounds trail while you run or walk. 

Registration Fee:

  • In-Person $30; Virtual $2
  • Buy all four in-person races: $100 ($20 discount) 
  • Buy all four virtual races: $60 ($20 discount)  

Registration includes a race bib, professionally timed race, swag from race sponsors, light food and beverage, and first second and third place will be awarded with a commemorative medal for in-person participants! 

Register at

Important Event Details:

  • We ask that participants wear a mask at all times on site when not running or walking.
  • Participants must maintain at least six feet distance from non-household members. 
  • Participants are not required to wear a mask during the 5K race itself, but we ask that you put your mask back on after finishing the run/walk.
  • Rain or shine event; COVID details subject to change.

2021 Dates: 

  • Saturday, April 10 – Arapahoe County Fairgrounds Park  
  • Saturday, June 12—17 Mile House Farm Park 
  • Saturday, Aug. 14—Richmil Ranch Open Space  
  • Saturday, Oct. 9—High Line Canal

The Arapahoe County Fairgrounds Park is an Open Spaces property featuring incredible open sky views of the Front Range and Eastern Plains, multi-use trails, historic windmill, picnic tables and an expansive event venue. 

We can’t imagine a more incredible place for a 5K race! Come show your support for Arapahoe County Open Spaces trails, and the importance of physical activity, health, and wellness for all. 

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