The Ralston Creek Half-Marathon & 5K has become Colorado’s premier winter half marathon!

Finisher Medals for Half Marathon finishers and a generous 4:30 cutoff time.

Courses follow a scenic mix of road and bike path through Arvada’s beautiful west side. Long-Sleeve Gender-Specific Tech Shirts, hot cocoa, breakfast burritos from El Senor Sol Mexican restaurant, and free race photos.