Ultramarathons in United States 2026 27 events
Anything beyond the marathon — 80 kilometres and up. Browse upcoming events in United States.
Upcoming races
Running
Wasatch Front 100 Mile Endurance Run
◎ Kaysville, USA▤ Sep 11, 2026
160.9 km
RunningToday
Rebecca Mountain 50 Mile
◎ Sylacauga, USA▤ Sep 12, 2026
80.5 km
RunningIn 6 days
Run Rabbit Run 50 & 100 Mile UltraMarathons
◎ Steamboat Springs, USA▤ Sep 18, 2026
160.9 km
RunningIn 7 days
Bull Run Hunt K95K
◎ Rapidan, USA▤ Sep 19-27, 2026
95 km
RunningIn 7 days
Flagstaff to Grand Canyon Stagecoach Line 100 mile Ultra & Relay
◎ Flagstaff, USA▤ Sep 19, 2026
160.9 km
RunningIn 3 weeks
Angeles Crest 100 Mile Endurance Run
◎ Wrightwood, USA▤ Oct 3, 2026
160.9 km
RunningIn 4 weeks
The Yeti 100 Mile Endurance Run
◎ Abingdon, USA▤ Oct 9, 2026
160.9 km
RunningIn 4 weeks
2025 New Year Challenge - Year of the Snake 2.025 Mile 20.25 Mile 202.5 MILE - Now Only $12!
◎ Mcdonough, USA▤ Oct 10 - Dec 30, 2026
3.3 km
RunningIn 6 weeks
Tussey mOUnTaiNBACK 50 Mile Relay and Ultra
◎ Boalsburg, USA▤ Oct 24, 2026
80.5 km
RunningIn 7 weeks
Javelina Jundred 100 Mile Endurance Run
◎ Scottsdale, USA▤ Oct 31, 2026
160.9 km
RunningIn 8 weeks
Rio Del Lago 100 Mile + 50K Endurance Runs
◎ Granite Bay, USA▤ Nov 7, 2026
160.9 km
RunningIn 9 weeks
The Next Loop: 50 Mile Challenge, Tyler, TX - Nov
◎ Tyler, USA▤ Nov 14, 2026
80.5 km
RunningIn 2 months
64th Annual JFK 50 Mile presented by Altra
◎ Boonsboro, USA▤ Nov 21, 2026
80.5 km
RunningIn 2 months
JFK 50 Mile
◎ Washington County, USA▤ Nov 21, 2026
80.5 km
RunningIn 2 months
310K Run/walk powered by Leslie Cohen Law
◎ Santa Monica, USA▤ Nov 22, 2026
310 km
RunningIn 2 months
Colorado River Run 100 Mile • 50 Mile • 50K • Marathon • Half Marathon • 10K • 5K
◎ Marble Falls, USA▤ Nov 27-28, 2026
160.9 km
RunningIn 3 months
Anza Borrego Cuyamaca 50 Mile Run
◎ Julian, USA▤ Dec 5, 2026
80.5 km
RunningIn 3 months
Cloudland Canyon 50 Mile/50K/25K/5 MIle
◎ Rising Fawn, USA▤ Dec 5-6, 2026
80.5 km
RunningIn 4 months
Avalon Benefit 50 Mile/50K Run
◎ Avalon, USA▤ Jan 9, 2027
80.5 km
RunningIn 4 months
H.U.R.T. 100 Mile Endurance Run
◎ O'ahu, USA▤ Jan 16, 2027
160.9 km