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Half Marathons Found In Delaware

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Half Marathons in Delaware 2025 - 2026

The most comprehensive list of Half Marathons in and near Delaware in 2025 - 2026. Find your perfect race!

Ready to take on a new challenge? If you're in Delaware and seeking half marathon races in neighboring states, look no further. Discover our calendars of:

Find your next great goal to chase at findarace, and choose from an extensive list of runs, swims, and cycles all over the US.

Race Calendar: Half Marathons Found In Delaware

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Rehoboth Seashore Marathon and Half Marathon

Rehoboth Beach, Delaware
06 Dec 25
$54.50 - $160.50
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Delaware Running Festival

Wilmington, Delaware
06 Apr 25
Free - $147.83
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Delaware Running Festival

Wilmington, Delaware
06 Apr 25
Free - $147.83

Coastal Delaware Running Festival

Rehoboth Beach, Delaware
12 Apr 25 - 13 Apr 25
$69.90 - $239.50

16th Seashore Classic 1/2 Marathon, 2-person Relay & 5k

Lewes, Delaware
03 May 25
$33.63 - $76.33

Race4Warriors 5K, 10K & Half Marathon Challenges!

Lewes, Delaware
10 May 25
$38.10 - $96.40

Rehoboth Seashore Marathon and Half Marathon

Rehoboth Beach, Delaware
06 Dec 25
$54.50 - $160.50
Showing 1-5 of 5 results