Upcoming Marathons within 25 miles of Boulder, CO on Saturdays

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All Colorado
Name Open Date Close Date
With Virtual Option
1. Runs With Scissors Races
2. Boulder Rez 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.