Best Dayton, Ohio Half Marathon Races

View some of the best Half Marathon races in Dayton, Ohio! 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

    Cincinatti, OH

    48.43 miles away

    I'm Attending

    Run This Town CINCINATTI (VR)

    Run in your hometown on your own or with others! We’ll send you our suggested route upon request but you can also run on your own! Premium packets receive special snacks! Represent your home city with photos or an inspirational story for http...

    • 1/2M

    Troy, OH

    19.55 miles away

    I'm Attending

    Great Miami Riverway Half

      Miami County's Great Miami Riverway Half Marathon is presented by Can't Stop Running Company.  COURSE: Start on Water Street in Troy at the Miami County Courthouse. Troy roads to/around Duke Park. Enter the bike path heading north on Adams Str...

    • 1/2M

    Maineville, OH

    30.36 miles away

    I'm Attending

    The Monkey Marathon

    **Please note: Due to construction along the Little Miami Trail, we will have to cancel this year's race. We considered alternate paths but logistically, it just isn't going to work unfortunately. Anyone who has already registered will receive a f...

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