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Endurance Races in United States 2026

Browse upcoming endurance races in United States. Find dates, distances, and registration links.

7,016 upcoming races

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Upcoming Races

CandleLight 12/24 Hour - Overnight Ultra and Relays

Jul 18-19, 2026Rush, USA

Capt'n Karl's Trail Series - Colorado Bend

Jul 18-19, 2026Bend, USA

Carolina Reaper Challenge (50k - 13.1 - 10k & Relay)

Jul 18, 2026Greenville, USA

CASTALIA COLD CREEK 5K RACE

Jul 18, 2026Castalia, USA

Cereal City Triathlon & Duathlon

Jul 18, 2026Battle Creek, USA

Swim 0 m | Bike 10 m | Run 3 m

Chatt-AR-nooga 10-Hour Adventure Race

Jul 18, 2026Chattanooga, USA

Chicago Chinatown 5K Run

Jul 18, 2026Chicago, USA

Chief Frantz Red Run 5k

Jul 18, 2026Rice Lake, USA

Christmas 5K/10K/Half Marathon in July - Atlanta

Jul 18, 2026Atlanta, USA

Christmas 5K/10K/Half Marathon in July - Oklahoma City

Jul 18, 2026Oklohoma City, USA

Muir Woods Mt. Challenge

Jul 18, 2026Stinson Beach, USA

Christmas 5K/10K/Half Marathon in July - Spokane

Jul 18, 2026Spokane, USA

Christmas in July 5K

Jul 18, 2026Fresno, USA

Christmas in July Half Marathon and 5K (Chicago area)

Jul 18, 2026Elk Grove Village, USA

Clearwater Forest Adventure-A-Thon

Jul 18, 2026Deerwood, USA

Clio Can Do 5K

Jul 18, 2026Clio, USA

Cocke-a-Doodle Dash

Jul 18, 2026Newport, USA

Common Rush Trail Run

Jul 18, 2026New Hill, USA

Community Action 400

Jul 18-25, 2026Albion, USA

Connect Community Village 5K Run/Walk

Jul 18, 2026Somerset, USA