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1,670 marathons found for Ultra marathon, United States. Keep the list broad first, then tighten the filters when a race looks realistic.





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Sevierville, Tennessee, United States
17OCT
ULTRA
Smoky Mountain 24 Hour Challenge
Sevierville, Tennessee, United States
October 17, 2026 OCT
Leakey, Texas, United States
17OCT
ULTRA
South Texas Ultra
Leakey, Texas, United States
October 17, 2026 OCT
Texas, United States
17OCT
ULTRA
Spooky Sprint North Dallas
Texas, United States
October 17, 2026 OCT
Oklahoma, United States
17OCT
ULTRA
Spooky Sprint OKC
Oklahoma, United States
October 17, 2026 OCT
Michigan, United States
17OCT
ULTRA
Spooky Sprint- Lansing
Michigan, United States
October 17, 2026 OCT
Noel, Missouri, United States
17OCT
ULTRA
Sunset Mountain's Naked Mile - Snap Dragon Style
Noel, Missouri, United States
October 17, 2026 OCT
Northeast, Connecticut, United States
17OCT
ULTRA
Tackle the Trail (TM)
Northeast, Connecticut, United States
October 17, 2026 OCT
Indiana, United States
17OCT
ULTRA
Tecumseh Trail Challenge
Indiana, United States
October 17, 2026 OCT
Ocala, Florida, United States
17OCT
ULTRA
The Itch
Ocala, Florida, United States
October 17, 2026 OCT
Julian, California, United States
17OCT
ULTRA
The Peak 50K, Marathon & Half Marathon
Julian, California, United States
October 17, 2026 OCT
Tulsa, Oklahoma, United States
17OCT
ULTRA
Tulsa River Run
Tulsa, Oklahoma, United States
October 17, 2026 OCT
Troy, North Carolina, United States
17OCT
ULTRA
Uwharrie 100 Mile and 100K Trail Run
Troy, North Carolina, United States
October 17, 2026 OCT
Summerville, South Carolina, United States
17OCT
ULTRA
Ville to Ville Coastal Relay
Summerville, South Carolina, United States
October 17, 2026 OCT
United States
18OCT
ULTRA
14th G.O.A.T.z 50 Mile Trail Run - 50mi
United States
October 18, 2026 OCT
United States
18OCT
ULTRA
14th G.O.A.T.z 50km Trail Run - 50km
United States
October 18, 2026 OCT
United States
18OCT
ULTRA
19th Bimblers Bluff 50k - 50km
United States
October 18, 2026 OCT
United States
18OCT
ULTRA
31st Tahoe Midnight Express Ultra 72 Miler - 72mi
United States
October 18, 2026 OCT
United States
18OCT
ULTRA
3rd Little Duck 50k - 50km
United States
October 18, 2026 OCT
United States
18OCT
ULTRA
4th City to Sky 50K - 50km
United States
October 18, 2026 OCT
Bald Head Island, North Carolina, United States
18OCT
ULTRA
Cape Fear Marathon & Half, presented by Mount to Coast and hosted by Badwater®
Bald Head Island, North Carolina, United States
October 18, 2026 OCT
New Hampshire, United States
18OCT
ULTRA
CHaD Half Marathon
New Hampshire, United States
October 18, 2026 OCT
Fort Worth, Texas, United States
18OCT
ULTRA
Day of the Dead Half Marathon - Fort Worth
Fort Worth, Texas, United States
October 18, 2026 OCT
New Hampshire, United States
18OCT
ULTRA
Delta Dental New England Half Marathon
New Hampshire, United States
October 18, 2026 OCT
Chico, California, United States
18OCT
ULTRA
Fleet Feet Fall Classic - Trail October 18th, 2026
Chico, California, United States
October 18, 2026 OCT

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