Upcoming Half Marathons in Delaware

Endurance Grid lists seven half marathons in Delaware, from October 2026 to October 2027 across 5 cities.

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Races
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Cities
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Sports

Running races in Delaware

Your next race is out there. Go find it.

All Delaware Running Races

Frequently Asked Questions

How many half marathons are in Delaware?
Endurance Grid's Race Calendar lists 7 upcoming half marathons in Delaware, in 5 cities, from October 2026 to October 2027.
How long is a half marathon?
A half marathon is a running race where athletes run 13.1 miles long (21.1 kilometers) for time.
Which Delaware cities host half marathons?
Half marathons in Delaware are held in Lewes, Rehoboth Beach, Bear, Newark, and Wilmington.
What other race distances are available in Delaware?
Beyond half marathon, Delaware races cover a wide range of distances. Delaware also has 5Ks, 10Ks, and marathons for running races. Additionally, Endurance Grid's Race Calendar also covers other sports, with adventure, road cycling, running, swimrun, trail running, and triathlon races of various distances.