April Classic Races within 50 miles of Thornton, CO on Weekends

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All Colorado
Name Open Date Close Date
With Virtual Option
1. South Boulder Creek parkrun
2. Donut Dash 5K
3. Raptor Run
4. Run the Ranch
5. RMRR Trophy Series - April
6. South Boulder Creek parkrun
7. Boulder Rez Half
8. Horsetooth Half Marathon
9. Platte River Half Marathon
10. Spring Fling Prairie Dog Half
11. The Diabetes Link at CU 5K Run/Walk
12. Three Creeks Half Marathon
13. Boulder Track Series Meet 1
14. All-Out Beat the Heat
15. South Boulder Creek parkrun
16. Earth Day 5K/10K
17. Five Star Fun Run and 5K
18. Great Western Trail Race
19. The Mile High 4.20K
20. Time Travel Half Marathon

For the love of all that Is good And moisture wicking...

Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.

ALWAYS visit the race's website for the most complete and accurate race information.