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Delaware Running Calendar 2025-2026

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Monthly updates for Delaware

Get new running races (and updates) in your inbox every month.

Explore the best running races in Delaware for 2025-2026! Our updated list features 36 exciting races across the region. Find your next race in Delaware below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
December 2025
Dec
28
Su

Autumn Arch Winter Warmer

5 km
Dec
31
We

Race into the New Year 5k

5 km
January 2026
Jan
1
Th

Hair of the Dog 5k

5 km
Jan
1
Th

Hoppy New Year 5K

5 km
Jan
10
Sa

Mayor's Icicle Ten Miler

5 km 10 mi
Jan
11
Su

Tyler Brown's "I Hate to Run" Memorial

5 km
Jan
24-25
Sa - Su

Angela Ivory Memorial Runs

Trail Run 50 km 100 mi 24 hr
Jan
24
Sa

Cocoa & Cupcakes 5K

5 km
February 2026
Feb
14
Sa

Lover's Lane Valentine Boardwalk 5k

5 km
Feb
21
Sa

Sandhill Summer Countdown 5k Run/Walk

5 km
March 2026
Mar
7
Sa

Attack Addiction 5K

5 km
Mar
8
Su

The Holly's Hustle 5k Run/Walk

5 km
Mar
8
Su

Lucky Leprechaun 5K - Milton

5 km
Mar
15
Su

St. Patrick's Revenge 5K

5 km
Mar
21
Sa

First State Half Marathon

10 km Half Marathon
Mar
22
Su

Run for the Buds 5k - Dewey Beach

5 km
Mar
27
Fr

Spring in the Meadow 5K

5 km
April 2026
Apr
4
Sa

Bunny Palooza 5k

5 km
Apr
4
Sa

Mt. Salem in Rockford Park - Jesus 5K

5 km
Apr
11-12
Sa - Su

Coastal Delaware Running Festival

5 km 9 km 13 mi 26 mi