Half Marathons in Delaware 2026 | Upcoming Races & Dates

There are 4 half marathons in Delaware scheduled for 2026. The next is the Bear Trail Half Marathon & 10K in Bear on September 6. Delaware half marathons run primarily September through March.

Bear Trail Half Marathon & 10K

Sun, Sep 6 · Bear, DE Bear

10KHalf Marathon

From $45 Open Closing Soon

2026 Delaware Distance Classic 15K

Sun, Oct 18 · Wilmington, DE Wilmington

2026 Delaware Distance Classic 5K Run/Walk2026 Delaware Distance Classic 15K Run

From $20 Open

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

Sat, Oct 24 · Lewes, DE Lewes

1/2 Marathon Classic (Saturday)Spooky Challenge (HALF on Sat & 5K on Sun)

From $70 Open

First State Half Marathon & 10K

Sat, Mar 20 · Newark, DE Newark

First State 10KFirst State 10KFirst State Half Marathon +1

From $49 Open

Half Marathons in Delaware — 2026

Bear Trail Half Marathon & 10K

2026 Delaware Distance Classic 15K

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

First State Half Marathon & 10K

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