Half Marathon

A half marathon is a challenging yet achievable distance for many runners, measuring 13.1 miles. Start with a half marathon, then check out our list of full marathons.

Jack & Jill's Downhill Marathon

July 26, 2025
Seattle

Tushars Mountain Runs

July 26, 2025
Beaver

Truckee Half Marathon

August 2, 2025
Truckee

Rodeo Valley 8K, Half, 30K, 50K

August 3, 2025
San Francisco

Haulin' Aspen

August 9, 2025
Bend

Mt. Madonna Challenge

August 9, 2025
Gilroy

Wy'east Trailfest

August 9, 2025
Mt. Hood

Post Canyon Trail Half Marathon

August 16, 2025
Hood River

Redwood (Summer) Trail Run

August 16, 2025
Oakland

Angel Island Half Marathon & 10K

August 23, 2025
San Francisco

Staunton Rocks! Marathon & Half

August 23, 2025
Denver

Sunset Bay Trail Runs

August 23, 2025
Coos Bay

Santa Cruz 10K, Half Marathon, 30K

August 24, 2025
Santa Cruz

Six-O Trail Run

August 30, 2025
Fort Worth

Backcountry Rise

September 6, 2025
Mt St Helens

Black Squirrel Half Marathon

September 6, 2025
Fort Collins

Jump off Joe Marathon

September 6, 2025
Kennewick

Mendocino Running Festival

September 6, 2025
Mendocino

Diablo Trail Run

September 7, 2025

Twisted Pine Run

September 7, 2025
Newport