RaceMob

Best Washington, District Of Columbia Half Marathon Races

View some of the best Half Marathon races in Washington, District Of Columbia! 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

    Boyds, MD

    22.32 miles away

    I'm Attending

    MCRRC Riley's Rumble Half-Marathon

    ARE YOU READY TO RUMBLE? Welcome to the registration page for the MCRRC Riley’s Rumble Half-Marathon! This page may also be used to sign up to volunteer - please see the "volunteer" tab to the left. ** Important ** MCRRC members do not need to ...

    • 1/2M

    Annapolis, MD

    29.25 miles away

    I'm Attending

    Annapolis Run for The Light House

    The annual Annapolis Run for The Light House provides scenic half-marathon and 5K routes along the trails of Quiet Waters Park and through the beautiful Chesapeake Bay-front community of Hillsmere Shores. This race event is unlike any other in the...

    • 1/2M

    Baltimore, MD

    34.68 miles away

    I'm Attending

    Baltimore Running Festival

    / 1 RaceMobber Scheduled

    Join us at the event that many are calling one of the best races on the East Coast, FINISHING AT THE INNER HARBOR. This years event will have both a live component and virtual component. With five distances to choose from, and all runners snagging...

    • 1/2M

    Washington, DC

    3.59 miles away

    I'm Attending

    19½th annual Potomac River Run Marathon & Half

    o  Sponsored by ACE Physical Therapy & Sports Medicine Institute  o  If it hurts, call ACE-PT first at 703-205-1233   Course Flat - scenic - beautiful views of the Potomac River - tree-lined - shaded - out'n'back USATF-certified cour...

    • 1/2M

    Saint Michaels, MD

    44.97 miles away

    I'm Attending

    St. Michaels Running Festival Early Bird Registration (2023)

    EARLY BIRD REGISTRATION IS CLOSED. GENERAL REGISTRATION WILL OPEN IN THE FALL. FLATTEST, FASTEST 13.1 IN THE MID-ATLANTIC! The St. Michaels Running Festival has been one of the premier destination races in the Mid-Atlantic since the inaugural ev...

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