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    Marathon Races in Delaware

    4 upcoming Marathon races across Delaware. Run This events are listed first — pick a city below to narrow it down.

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    4 races

    Sat, Dec 5, 2026

    Rehoboth Seashore Marathon and Half Marathon

    Rehoboth Beach, DE

    OutsideMarathon

    Sat, Apr 10, 2027

    Coastal Delaware Running Festival

    Rehoboth Beach, DE

    OutsideMarathon5.6 mi5K

    Sun, Apr 18, 2027

    Delaware Running Festival

    Wilmington, DE

    OutsideMarathon10K5K

    Sat, May 22, 2027

    Conquer The Canal

    Delaware City, DE

    OutsideMarathon10K5K

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