Half Marathon calendar United States 2025-2026

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Explore the best half marathons in the United States for 2025-2026! Our updated list features 2953 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

August 2025
Aug
9
Saturday

Half Marathon at E J Nutter Park

5 km 10 km 15 km 13 mi
Aug
9
Saturday

Half Marathon at Miccosukee Greenway

5 km 10 km 15 km 13 mi
Aug
9
Saturday

Half Marathon at Kelly Lane Park

5 km 10 km 15 km 13 mi
Aug
9
Saturday

Half Marathon at Ed Austin Regional Park

5 km 10 km 15 km 13 mi
Aug
9
Saturday

Happy Half Marathon

5 km 13 mi
Aug
10
Sunday

Sar Wild Run

Trail Run 3 km 5 km 10 km 13 mi
Aug
10
Sunday

Geneva Half Marathon

13 mi
Aug
10
Sunday

Humboldt Bay Marathon

13 mi 26 mi
Aug
10
Sunday

Howl at the Moon Half Marathon

5 km 10 km 10 mi 13 mi
Aug
10
Sunday

Lovelace Rio Grande Half Marathon

5 km 13 mi
Aug
10
Sunday

Growing Green Challenge Trail Runs

Trail Run 13 mi 3 hr 6 hr 12 hr
Aug
10
Sunday

The Jersey Shore Half Marathon

5 km 10 km 13 mi
Aug
10
Sunday

The Best Races - New York

5 km 10 km 13 mi
Aug
15
Friday

Beer City Slam

5 km 10 km 13 mi
Aug
15
Friday

Henrico Marathon

13 mi 26 mi
Aug
15
Friday

South Bay 24

Backyard Ultra 13 mi 6 hr 12 hr 24 hr
Aug
16-17
Sa - Su

Anchorage RunFest

5 km 13 mi 26 mi 49 km
Aug
16-17
Sa - Su

Hawaii Spartan Trifecta Weekend

Obstacle Run 5 km 10 km 21 km 50 km
Aug
16
Saturday

Mt. Sneffels Marathon

10 km 13 mi
Aug
16
Saturday

Butterfield Canyon Half Marathon

Trail Run 13 mi
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