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Best Downey, California Half Marathon Races

View some of the best Half Marathon races in Downey, California! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.

    • 1/2M

    Irvine, CA

    27.42 miles away

    I'm Attending

    Super Sunday 5K/ Half Crazy Half Marathon

    SUPER SUNDAY 5K /HALF CRAZY HALF MARATHON Sunday, February 7, 2021 IRVINE , CA  A together-apart, staggered start event. 6:30am to 8:30am.  Masks must be worn at the start and after the finish. 6 Feet apart.  Starting every 5 seconds. Masks not...

    • 1/2M

    Huntington Beach, CA

    21.73 miles away

    I'm Attending

    SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K

    The SOCAL River Marathon has four distances. Full Marathon, Half Marathon, 10K and 5K.  This is a fun course in Southern California. This course runs on the Santa Ana River Trail from Yorba Linda to Huntington Beach State Park. This route truly s...

    • 1/2M

    Santa Clarita, CA

    45.11 miles away

    I'm Attending

    2021 VALENCIA Trail Race

    Southern California features a diverse range of nature and terrain, giving runners a wide variety of spectacular trails and running experiences. Located north of Los Angeles up against the California State park boundaries is Valencia, a suburban c...

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