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Marathon directory

Marathons in Delaware, United States

7 upcoming marathons listed in Delaware. Next: Bear Trail Half Marathon & 10K on September 6, 2026.

7marathons upcoming
0cities
September 6, 2026Next race
Marathon, Half marathon, Ultra, 10K, 5K, VirtualDistances
Bear, Delaware, United States
06SEP
ULTRA
Bear Trail Half Marathon & 10K
Bear, Delaware, United States
September 6, 2026 SEP
Dover, Delaware, United States
18SEP
ULTRA
SHSH Backyard Ultra 2026
Dover, Delaware, United States
September 18, 2026 SEP
Lewes, Delaware, United States
24OCT
ULTRA
6TH Seawitch 1/2 Marathon Classic (Seawitch Racing Festival Weekend)
Lewes, Delaware, United States
October 24, 2026 OCT
Delaware, United States
05DEC
ULTRA
Rehoboth Beach Running Co. Seashore
Delaware, United States
December 5, 2026 DEC
Rehoboth Beach, Delaware, United States
10APR
ULTRA
Coastal Delaware Running Festival
Rehoboth Beach, Delaware, United States
April 10, 2027 APR
Delaware, United States
18APR
ULTRA
Delaware Marathon
Delaware, United States
April 18, 2027 APR
Delaware, United States
01MAY
ULTRA
Seashore Classic Half Marathon
Delaware, United States
May 1, 2027 MAY

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Planning notes for Delaware, United States

Use this region page to shortlist 7 upcoming races by date, distance, registration path, and official source.

  • Next raceBear Trail Half Marathon & 10K on September 6, 2026
  • Busy monthsApril (2), September (2), December (1)
  • DistancesMarathon, Half marathon, Ultra, 10K, 5K, Virtual
  • VerifyOpen each race page, then confirm details from its official, registration, course-map, or source link.

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