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    2021 Boulder Polar Plunge & 5K



    The Boulder Polar Plunge presented by Westerra Credit Union benefiting Special Olympics CO is on Saturday, April 10th at the Boulder Reservoir. Modified to ensure a fun, safe event for all, participants fundraise for the opportunity to run or jump into the chilly waters of the reservoir. Not a fan of cold water? Run or walk in the Polar Plunge 5K sponsored by Anytime Fitness also on April 10th. Register at

    2021 Boulder Polar Plunge & 5K
    • 5565 North 51st Street
    • Boulder, CO 80301
    • to
    • Boulder Reservoir
    • $75 minimum fundraising fee