Browse all 2021 Delaware half marathons by month below. For each race, you’ll find course maps, elevation profiles, runner reviews, and how to sign up.
See also: Delaware Half Marathons, Listed by City
|Sat May 15||Race4Warriors Marathon Half Marathon 10K & 5K||Lewes DE|
|Sat Jun 5||Independence Series Marathon Half Marathon 10K & 5K – Day 1||Bear DE|
|Sun Jun 13||Delaware Running Festival Marathon & Half Marathon||Wilmington DE|
|Sun Oct 3||Bear Trail Half Marathon & 5K||Bear DE|
|Sat Dec 5||Rehoboth Beach Seashore Marathon & Half Marathon||Rehoboth Beach DE|