Sat July 18, 2020 Castle Rock, CO US 80109 Directions
RaceJoy Ready
Countdown to Race Day

Half Marathon

$90 $75 6:30AM MDT - 10:00AM MDT Price increases after June 30, 2020 at 11:59pm MDT


$65 $45 7:00AM MDT - 10:00AM MDT Price increases after June 30, 2020 at 11:59pm MDT


$50 $35 7:00AM MDT - 10:00AM MDT Price increases after June 30, 2020 at 11:59pm MDT
Race Website

Additional race information can be found at

5254 N Meadows Dr
Castle Rock, CO US 80109

Welcome to the Summer Prairie Dog Half and 10k.  This summer-time event also features a 5k distance.

Visit for more information on this event:


Race Contact Info
If you have any questions about this race, please contact the race director at

Free Live Tracking and Progress Alerts on Race Day!
(Race organizers are providing this as an included service.)

Make sure you download the RaceJoy mobile app for live phone tracking at the Prairie Dog Half and 10k - Castle Rock.

Carry your phone and use RaceJoy to add to your race experience with these key features:

GPS Progress Alerts

  • Receive GPS-based progress alerts at mile points on the course for current pace and estimated finish time.
  • Post to your Facebook and Twitter walls.
  • Have friends and family track your performance.

Live GPS Tracking

  • Supporting spectators can track your blue dot moving along the course from home or at the race site.
  • NearMe proximity alerts notify spectators when you are drawing near.
  • Find each other using RaceJoy’s MeetUp tool.


  • Receive fun, motivational audio cheers from your supporting fans.
  • Start sending cheers to others doing the race at any time.

The Prairie Dog Half and 10k - Castle Rock is sponsoring RaceJoy to provide participants and spectators these features for free (normally a 99 cents upgrade fee for both the participant and spectator).

- Participant must carry phone
- No official race timing information is provided for this race in RaceJoy

Get answers to your questions on Peedy's FAQ page on the Prairie Dog event website!

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Advanced Packet Pickup

Date: July 17, 2020  (FRIDAY)

Time: 4:00 - 7:00 P.M. 

Location: Road Runner Sports, Lone Tree
8457 S Yosemite St, Lone Tree, CO 80124


Yes, you can pick up for a friend or send someone to pick up for you!
Yes, we will accept walk up registrations during advanced packet pick up.
Yes, you can pick up your packet during advanced packet pick up even if you just signed up!

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