Register for the Boston Costume Dash

Costume Dash is returning to downtown Boston this fall! With an afternoon start time and an all-new course on the Charles River Esplanade, plus huge improvements to the after-party, the revamped 2019 event will be can’t-miss!

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Price for Costume Dash 5K will increase in 3 weeks.
Show full pricing schedule to see a detailed list of price increases.
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