Welcome to the Summer Splash Prairie Dog Half, 10k & 5k in Castle Rock, Colorado. Part of the Prairie Dog Half race series, join us in July as we race through Castle Rock along the East Plum Creek Trail. 

Course Map

Swag!

Each Registrant:

- Race Day Shirt 

- Finisher's Pint Glass

- Chip Time

- FREE Photo Downloads

- Free GPS Tracking for friends and family

Those in the HALF MARATHON package receive a Finisher's Medal

Cost: $40 - $80

Register Here