United States

Marathon calendar United States 2025-2026

Name: Dark Horse Trail Series 26.2
Start: 2025-08-23
End: 2025-08-23
Location: Mill Spring

Explore the best marathons in the United States for 2025-2026! Our updated list features 676 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

Marathon calendar United States 2025-2026

Dark Horse Trail Series 26.2

Not Your Grandmas Marathon

Nebraska State Fair Marathon

New England Green River Marathon

Millennium Meadows Marathon

Two Hollows Monster Marathon

Bound for Boston Marathon - Milwaukee

Thacher Park Trail Running Festival

Run-De-Vous

Pocatello Marathon

Rockin Brews Marathon

East Canyon Marathon

Six-O Trail Run

Labor Day Triple

Idaho Triple Crown Marathon

Cadillac Festival of Races

Marquette Marathon

The Kauai Marathon

Aidspirit USA Marathon

Bound for Boston Marathon - Atlanta