Boulder Rez Half Marathon
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The Spring Boulder Rez Half Marathon, 10k and 5k is quickly becoming a Boulder favorite, and the incredible Colorado weather in the end of May couldn’t be better for hitting your new PR! Athletes travel from all over the US to run on this phenomenal course, with views of the Flatirons painted in the distance. Bring your friends and family to cheer you on, this is a spectator-friendly course.
Related Events
Did you know that this race is part of a series of runs? If you like this race you may want to run one of the following Boulder Rez Run Series events.
Trail
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