Endurance Races in United States 2026 5,205 events

East Brady River Run

East End Sizzler 10K/5K

10 km

Denver: Walk With Autism and Resource Fair

East Texas CASA Superhero 5K & Fun-Run

5 km

Equinox Marathon

42.2 km

United States Air Force Marathon

42.2 km

Pikes Peak Marathon + Ascent

42.2 km

Priest Lake Marathon and 50K

50 km

Flagstaff to Grand Canyon Stagecoach Line 100 mile Ultra & Relay

160.9 km

IMTUF 100 - Idaho Mountain Trail Ultra Festival

Depot Days Rail Run 5K

5 km

Bryce Canyon Ultra Marathons

Devil After Dark

Dirty Fox Five Hour Trail Race

Ascent at Mountain Air 5K

5 km

Distant Area Vol Fire Dept PB Festival 5K Race/Fun Walk and Half Marathon

5 km

Run Houston! University of Houston

COLOR ME PINK 5K, FUN WALK, AND GENTLEMEN'S DASH 2026

5 km

Advocates See Me 5K Run, Walk, and Roll

5 km

Prefontaine Memorial Run