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1,669 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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Cookeville, Tennessee, United States
24OCT
ULTRA
Upper Cumberland Haunted Half Marathon
Cookeville, Tennessee, United States
October 24, 2026 OCT
Decatur, Texas, United States
24OCT
ULTRA
Valley and Victory 14 Hour Ultra
Decatur, Texas, United States
October 24, 2026 OCT
Titusville, New Jersey, United States
24OCT
ULTRA
WXT Ultra
Titusville, New Jersey, United States
October 24, 2026 OCT
Council Bluffs, Iowa, United States
24OCT
ULTRA
Yippee-Ki-Yay Races
Council Bluffs, Iowa, United States
October 24, 2026 OCT
United States
25OCT
ULTRA
19th Jacks 50k Trail Race - 52km
United States
October 25, 2026 OCT
United States
25OCT
ULTRA
5th Hula Loop 6-Hour Sunday Series - Race 4 - 6h
United States
October 25, 2026 OCT
Oklahoma City, Oklahoma, United States
25OCT
ULTRA
Day of the Dead Half Marathon - Oklahoma City
Oklahoma City, Oklahoma, United States
October 25, 2026 OCT
Chesterton, Indiana, United States
25OCT
ULTRA
Duneland Half Marathon and 5K
Chesterton, Indiana, United States
October 25, 2026 OCT
Illinois, United States
25OCT
ULTRA
Halloween Run CHICAGO
Illinois, United States
October 25, 2026 OCT
Chicago, Illinois, United States
25OCT
ULTRA
Haunted Halloween Half Marathon & 5km
Chicago, Illinois, United States
October 25, 2026 OCT
New York, United States
25OCT
ULTRA
Hell on Earth
New York, United States
October 25, 2026 OCT
Palm Coast, Florida, United States
25OCT
ULTRA
Jacks 50K/24k/12k Trail Race
Palm Coast, Florida, United States
October 25, 2026 OCT
Nevada, United States
25OCT
ULTRA
Las Vegas Marathon
Nevada, United States
October 25, 2026 OCT
Smithville, Texas, United States
25OCT
ULTRA
Lost Souls Trail Run
Smithville, Texas, United States
October 25, 2026 OCT
Maine, United States
25OCT
ULTRA
Moosehorn Ghost Run
Maine, United States
October 25, 2026 OCT
Indiana, United States
25OCT
ULTRA
Pandamit Marathon and Half Marathon
Indiana, United States
October 25, 2026 OCT
Hinckley, Ohio, United States
25OCT
ULTRA
Run with Scissors
Hinckley, Ohio, United States
October 25, 2026 OCT
Texas, United States
25OCT
ULTRA
Semi-Marathon de Houston
Texas, United States
October 25, 2026 OCT
Texas, United States
25OCT
ULTRA
Spooktacular du Lions Club de Stephenville
Texas, United States
October 25, 2026 OCT
Michigan, United States
25OCT
ULTRA
Spooky Sprint - Grand Rapids
Michigan, United States
October 25, 2026 OCT
Ohio, United States
25OCT
ULTRA
Spooky Sprint Cincinnati
Ohio, United States
October 25, 2026 OCT
Missouri, United States
25OCT
ULTRA
Spooky Sprint Saint-Louis
Missouri, United States
October 25, 2026 OCT
Valley Cottage, New York, United States
25OCT
ULTRA
Sri Chinmoy Half-Marathon
Valley Cottage, New York, United States
October 25, 2026 OCT
Cincinnati, Ohio, United States
25OCT
ULTRA
Stone Steps 50K and 27K Trail Run
Cincinnati, Ohio, United States
October 25, 2026 OCT

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