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Half Marathons in Delaware

Browse 8 upcoming half marathons in Delaware, soonest first. Each listing has the date, distance and a link to register.

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8 races found

13.11 Miles, 16.2 MilesTrail

6TH SEAWITCH 1/2 MARATHON CLASSIC (SEAWITCH RACING FESTIVAL WEEKEND)

Oct 24, 2026Lewes, DE
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Half-Marathon, MarathonRoad

19th Seashore Marathon & Half Marathon

Dec 5, 2026Rehoboth Beach, DE
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26.2 Miles, 13.1 MilesRoad

Rehoboth Seashore Marathon and Half Marathon

Dec 5, 2026Rehoboth Beach, DE
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13.1 Miles, 10KTrail

First State Half Marathon & 10K

Mar 20, 2027Newark, DE
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26.2 Miles, 13.1 Miles, 9K, 5K, 5.59 MilesRoad

Coastal Delaware Running Festival

Apr 10, 2027Rehoboth Beach, DE
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26.2 Miles, 13.1 Miles, 10K, 3.1 Miles, 6.2 MilesRoad

Delaware Running Festival

Apr 18, 2027Wilmington, DE
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5K, 10K, 13.1 MilesTrail

Race4Warriors 5K, 10K & Half Marathon Challenges!

May 8, 2027Lewes, DE
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26.2 Miles, 13.1 Miles, 6.2 Miles, 3.1 MilesTrail

Conquer The Canal

May 22, 2027Delaware City, DE
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Other race distances in Delaware

All races5K10KMarathonTrail

Half Marathons in other states

PennsylvaniaVirginiaMarylandNorth CarolinaDistrict of ColumbiaNew York
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