August Classic Runs within 50 miles of Thornton, CO on Saturdays

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All Colorado
Name Open Date Close Date
With Virtual Option
1. All-Out Runapalooza
2. Rocky Mountain Half Marathon
3. South Boulder Creek parkrun
4. Unicorn 5K South
5. Arapahoe Warrior 5K
6. Boulder Rez Marathon
7. Pearl Street Mile
8. Reece's Roundup
9. Run for the Ring 5K
10. Dog Days of Summer
11. Holy Cow Trail Stampede
12. South Boulder Creek parkrun
13. Choice City Running Festival - Mountain Avenue Mile & Human Race
14. Forever Family 5K
15. Georgetown to Idaho Springs Half Marathon
16. Q Man Classic
17. Sunrise Stampede 5K
18. South Boulder Creek parkrun
19. Summer Sizzler
20. Impact Uganda 5K/10K

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.