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Marathon Calendar United States 2025-2026

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Explore the best marathons in the United States for 2025-2026! Our updated list features 681 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

December 2025
Dec
20
Sa

Paramount Ranch Trail Runs

Trail Run 10 km Half Marathon ... Marathon 50 km
Dec
20-21
Sa - Su

The Texas Double

13 mi 26 mi 50 km
Dec
20-21
Sa - Su

Hawaii Kai Ultra Run

Half Marathon 30 km ... 100 km 100 mi
Dec
20
Sa

Otter Creek - Brandenburg, KY

Trail Run 8 mi 16 mi 26 mi
Dec
20
Sa

US Road Running - Naples

5 km 10 km 13 mi 26 mi
Dec
20
Sa

US Road Running - Ocala

5 km 10 km Half Marathon Marathon
Dec
21
Su

Hawaii Bird Conservation Marathon

Marathon
Dec
21
Su

Dirty December Trail Run

Trail Run 3 mi 10 km Half Marathon Marathon
Dec
27
Sa

Half Marathon at Homestead Air Reserve Park

5 km 10 km 13 mi 26 mi
Dec
27
Sa

Half Marathon at North Collier Regional Park

5 km 10 km 13 mi 26 mi
Dec
27
Sa

Run for the Ranch

5 km Half Marathon Marathon 6 hr
Dec
27-28
Sa - Su

Corpus Christi Marathon

3 mi 13 mi 26 mi
Dec
27-31
Sa - We

Holiday Five

5 km 10 km ... Marathon 50 km
Dec-Jan
28-3
Su - Sa

Across the Years

Trail Run Marathon 100 mi ... 72 hr 144 hr
Dec
31
We

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5 km 10 km Half Marathon Marathon
Dec
31
We

Last Chance Marathon and Half Marathon

13 mi 26 mi
January 2026
Jan
1
Th

Revolution Run Kearns

5 km 10 km ... Marathon 5 hr
Jan
1
Th

Texas Marathon Kingwood

Half Marathon Marathon
Jan
1
Th

Test-A-Palooza

Marathon
Jan
3
Sa

Hacienda Hills Trail Run - Winter

Trail Run 5 km 10 km ... Marathon 50 km