2014 Ralston Creek Half Marathon & 5k:
The Ralston Creek Half Marathon and 5K follow a mix of roads and bike paths on the west side of Arvada.
The Ralston Creek Half Marathon & 5K is also the final event in the Racing Underground Winter Running Series with $3400 in prize money for the top performers, and age group awards in every age category. Pick one race, or do all three! Series participants can choose the 5k-5k-5k Series or the 5k-10k-Half Marathon Series