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Best Ann Arbor, Michigan Half Marathon Races

View some of the best Half Marathon races in Ann Arbor, Michigan! 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

    Manchester, MI

    17.63 miles away

    I'm Attending

    Run Manchester 2021

    2021 will be our best race to date with the addition of longer distances on beautiful country roads. We have improved safety measures in place to hold our event in person in 2021! We will have an official start time of 8:00 am now that restriction...

    • 1/2M

    Leslie, MI

    37.06 miles away

    I'm Attending

    Frightening 5k

    This race starts in fabulous downtown Leslie, takes you along country roads, through the cemetery and finishes downtown. Enjoy a brisk evening run through the countryside followed by post race refreshments and an Awesome Halloween Party!!!! All pr...

    • 1/2M

    Brighton, MI

    16.27 miles away

    I'm Attending

    Winter Trail Fest 13.1 and 5 Mile Eastside

    For years the west side of the state got to have all the fun in the winter.  This year The Winter Trail Fest will also be coming to the East side!  We will be running 13.1 or 5 miles at our favorite winter running location, Island Lake State Recre...

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