October Ultras in the USA
Greensboro, NC
Triple Lakes Trail Race
Oct 26, 2024
Williamsburg, VA
Greensprings 24
Oct 26, 2024
Lima, OH
UnitedAF Ultramarathon
Oct 19, 2024
Nashville, IN
Tecumseh Trail Challenge
Oct 19, 2024
Carrollton, KY
6 Hours of Power
Oct 5, 2024
Oct 6, 2024
General Butler Trail Race
Oct 5, 2024
Oct 6, 2024
Perryville, AR
Arkansas Traveller 100
Oct 5, 2024
Dallas, TX
Red River Relay
Oct 26, 2024
Holland, MI
Ultra Bird Trail Races
Oct 19, 2024
Greenbush, WI
Glacial Trail 50 Mile & 50K
Oct 13, 2024
Dacula, GA
Thriller Lake Endurance Runs
Oct 26, 2024
Stratford, CT
Forbidden Forest 30 Hour Ultra Trail Run
Oct 5, 2024
Sterling, IL
Hennepin Hundred
Oct 5, 2024
Big Bear Lake, CA
Kodiak Ultra Marathons
Oct 11, 2024
Oct 12, 2024
Fountain Hills, AZ
Javelina Jundred
Oct 26, 2024
Charleston, IL
Shake Your Trail Feather Trail Run
Oct 19, 2024
Waynesville, OH
Ceasar Creek Trail Race
Oct 26, 2024
Oct 27, 2024
Bellingham, WA
Trails to Taps Relay
Oct 13, 2024
Douglas, MA
Midstate Massive Ultra Trail
Oct 12, 2024
Franklin, NC
Naturalist - Epic 50K, 25K
Oct 5, 2024
Dayton, OH
Outdoor X 12 Hour Endurance Run
Oct 5, 2024
Boalsburg, PA
Tussey Mountainback 50 Mile Relay and Ultra
Oct 27, 2024
Nashville, TN
Nashville Ultramarathon
Oct 19, 2024
Agoura Hills, CA
No Name 5030 Trail Races
Oct 19, 2024
Duluth, MN
Grand Traverse
Oct 5, 2024
Wild Duluth Races - Wild Duluth 100K/50K, Harder 'n Heck Half & Terribly Tough 10K
Oct 19, 2024
Oct 20, 2024
Columbus, GA
Columbus Day Relay
Oct 12, 2024
Caledonia, MI
Cal Crusher
Oct 26, 2024
Dubuque, IA
Mines of Spain 100
Oct 18, 2024
Naples, FL
Gulf to Gulf 80 Mile Relay
Oct 19, 2024
Colorado Springs, CO
Cheyenne Mountain Trail Race
Oct 12, 2024
Bobcat Trail Race
Oct 19, 2024
East Peoria, IL
Farmdale Trail Run
Oct 12, 2024
Ardmore, OK
Lake Murray Endurance Run
Oct 26, 2024
Cave Creek, AZ
Cave Creek Thriller Trail Runs
Oct 12, 2024
San Jose, CA
Mt. Umunhum Trail Conquest
Oct 12, 2024
Raleigh, NC
Tuna Relay 200
Oct 18, 2024
Oct 19, 2024
Moscow, ID
Moscow Mountain Madness
Oct 6, 2024
Rocky Point, NY
Tesla Hertz Run
Oct 12, 2024
Charlotte, NC
WC-50 Ultra Trail Marathon
Oct 5, 2024
Emporium, PA
Sinnemahone Trail Run
Oct 19, 2024
Minneapolis, MN
Loopet Loppet
Oct 19, 2024
South Lake Tahoe, CA
Lake Tahoe Marathon Weekend
Oct 20, 2024
Oct 18, 2024
Oct 19, 2024
Guilford, CT
Bimblers Bluff 50K
Oct 22, 2023
Woodland Park, CO
Above the Clouds Ultra
Oct 5, 2024
Anderson, SC
Sadlers Creek Stumble
Oct 26, 2024
Reading, PA
Blues Cruise 50K Trail Ultra
Oct 6, 2024
Lake Elmo, MN
Night Owl Races
Oct 5, 2024
Canandaigua, NY
Can Lake 50 Ultras
Oct 12, 2024
Charlestown, RI
Rhode Island Trail Classic
Oct 19, 2024
Flintstone, MD
Rocky Gap 25K, 50K, Relay Trail Run
Oct 13, 2024
Las Cruces, NM
Day of the Dead Series
Oct 26, 2024
Oct 27, 2024
Tacoma, WA
Defiance 50K
Oct 12, 2024
Cincinnati, OH
Stone Steps 50K
Oct 20, 2024
Comfort, TX
Ragnar Trail Texas
Oct 11, 2024
Amherst, NH
Joe English Twilight Challenge
Oct 19, 2024
New London, WI
Mosquito Hill Endurance Run
Oct 25, 2025
Castle Rock, CO
Castle Rock Trail Festival
Oct 5, 2024
Wildwood, MO
DeClue Loops Trail Race
Oct 12, 2024
La Crosse, WI
Hixon Trail Runs
Oct 26, 2024
Oct 27, 2024
North Augusta, SC
FATS 50K
Oct 6, 2024
Saint Peter, MN
Saint Peter Halloween 5K
Oct 26, 2024
Prescott, AZ
Man Against Horse Race
Oct 19, 2024
San Francisco, CA
Ruth Anderson Memorial Endurance Run
Oct 12, 2024
Pinkathon Challenge for Breast Cancer
Oct 19, 2024
Las Vegas, NV
Trail of Terror
Oct 26, 2024
Arlington, VA
Marine Corps Marathon
Oct 27, 2024
Omaha, NE
G.O.A.T.z Trail Runs
Oct 20, 2024
Port Angeles, WA
Salt Creek 24
Oct 26, 2024
Lone Pine, CA
Wild Wild West Marathon
Oct 5, 2024
Cumberland, RI
Survival of the F.I.T.test 24 Hour Trail Ultra
Oct 19, 2024
Columbia, MO
Rock Bridge Revenge
Oct 12, 2024
Pollock Pines, CA
Trail Run at Sly Park
Oct 26, 2024
South Jordan, UT
Jordan River Backyard
Oct 19, 2024
Albion, IN
Indiana Trail 100
Oct 12, 2024
San Antonio, TX
SARR Rocky Horror Trail Run
Oct 19, 2024
San Diego, CA
Lake Hodges Trail Festival
Oct 19, 2024
Cassoday, KS
Heartland
Oct 12, 2024
Oct 11, 2024
Sturgeon Bay, WI
Fall 50 - Door County
Oct 26, 2024
Belmont, OH
The Barkcamp Race
Oct 5, 2024
Brainard, NE
Bohemian Alps 50K
Oct 12, 2024
Missoula, MT
City to Sky 50K
Oct 20, 2024
Des Moines, IA
Equalizer Endurance Run
Oct 26, 2024
Shelby Township, MI
Stony Creek Oktoberfest Runs
Oct 6, 2024
Baltimore, MD
Patapsco Valley 50K/25K
Oct 19, 2024
Gills Rock, WI
Fall 50 - Door County
Oct 26, 2024
Titusville, PA
Oil Creek 100 Trail Runs
Oct 12, 2024
Council Bluffs, IA
Yippee-Ki-Yay 50K
Oct 19, 2024
Whitefish, MT
Whitefish Trail Legacy Run
Oct 6, 2024
Oct 5, 2024
Yellow Springs, OH
John Bryan Trail Race
Oct 12, 2024
Oct 13, 2024
Wolf Creek, MT
Wolf Creek Canyon Relay
Oct 6, 2024
Tahlequah, OK
Pumpkin Holler Hunnerd
Oct 19, 2024
Gunnison, CO
Sage Burner Trail Run
Oct 12, 2024
Circleville, WV
West Virginia Trilogy
Oct 11, 2024
Oct 12, 2024
Oct 13, 2024
Hingham, MA
Womp Romp
Oct 26, 2024
Steelville, MO
Ozark Trail 100 Mile Endurance Run
Oct 26, 2024
Bruceton Mills, WV
RAF Trail Race Series
Oct 5, 2024
Atlantic Beach, NC
Tuna Relay 200
Oct 18, 2024
Oct 19, 2024
Blue Ridge, GA
Blue Ridge Ultra
Oct 5, 2024
Susanville, CA
Bizz Johnson
Oct 13, 2024
Oct 12, 2024
Bellevue, WA
Cougar Mountain Trail Run Series
Oct 27, 2024
Faust, UT
Pony Express Trail 100
Oct 18, 2024
Savage, MN
Surf The Murph
Oct 19, 2024
Kaysville, UT
DC Peaks 50
Oct 5, 2024
Powhatan, VA
Piedmont 8 Hour
Oct 19, 2024
Brunswick, MD
River's Edge Endurance Challenge
Oct 5, 2024
Burns, TN
Mo' Bell
Oct 12, 2024
Hemet, CA
Boundiful Endurance Runs
Oct 5, 2024
Palm Coast, FL
Jacks Trail Race
Oct 27, 2024
Alabaster, AL
Endless Mile
Oct 25, 2024
Oct 26, 2024
Clinton, MO
Katy 225
Oct 23, 2023
Wellsboro, PA
Green Monster Trail Challenge
Oct 13, 2024
North Bend, WA
Middle Fork Trail Run
Oct 5, 2024
Cascade Locks, OR
Angel's Rest
Oct 12, 2024
Burnsville, NC
Black Mountain Ultra Traverse
Oct 5, 2024
Aberdeen, NC
Sandhills Running Sasquatch Challange
Oct 26, 2024
Alamogordo, NM
Cactus to Cloud Sky Race
Oct 12, 2024
Harker Heights, TX
Dana Peak Trail Run
Oct 5, 2024
Ashford, CT
NipMuck Trail Marathon
Oct 6, 2024
Ketchum, ID
Legends Never Die
Oct 12, 2024
Middleville, MI
Yankee Springs Fall Festival
Oct 5, 2024
Gregory, MI
Hootenanny Endurance Run
Oct 26, 2024
Old Fort, NC
Chasing Trail Ultras
Oct 5, 2024
Alachua, FL
Gate2Gate Trail Run
Oct 26, 2024
Los Olivos, CA
Back on the Ranch
Oct 5, 2024
Stanhope, NJ
TPK Chasing Rabbits
Oct 26, 2024
Meriden, KS
Free State Trail Run
Oct 12, 2024
Pisgah Forest, NC
Pisgah 55.5K Running Race
Oct 5, 2024
Prineville, OR
HTC High Desert
Oct 5, 2024
Lykens, PA
Red Barn Challenge
Oct 4, 2024
Farmersville, TX
Oktoberfest Trail Run
Oct 19, 2024
Lillington, NC
Cape Fear 24H Endurance Run
Oct 12, 2024
Palo Duro Canyon State Park, TX
Palo Duro Trail Run
Oct 19, 2024
Boston Township, OH
Run With Scissors
Oct 26, 2024
Rockwood, TN
Ozone Endurance Challenge
Oct 11, 2023
Jamestown, TN
No Business 100
Oct 25, 2024
Sedalia, CO
Indian Creek Trail Runs
Oct 12, 2024
Norton, VA
Cloudsplitter 100
Oct 12, 2024
Yachats, OR
Perpetua Coast
Oct 6, 2024
Oct 5, 2024
Leakey, TX
South Texas Ultra
Oct 12, 2024
Hewitt, NJ
Ragnar Trail New Jersey
Oct 4, 2024
Oak Hill, WV
Rim to River 100
Oct 26, 2024
Sky Valley, GA
Sky to Summit Trail Run
Oct 26, 2024
Peosta, IA
Swiss Valley Trail Races
Oct 5, 2024
Polebridge, MT
Le Grizz Ultramarathon & Relay
Oct 12, 2024
Nevada City, CA
Yuba Gold Trail Runs
Oct 5, 2024
Pocahontas, TN
Walking Tall 50K/25K
Oct 19, 2024
Bainbridge, OH
Pike Lake Ultramarathon
Oct 28, 2023
Huntsville, MO
Find Your Strength Endurance Race
Oct 12, 2024
Waterville, PA
Wilds Mountain Fest
Oct 20, 2024
Warner Springs, CA
Ragnar Trail So Cal
Oct 25, 2024
Navajo Mountain, UT
Naatsisaan Trail Ultra
Oct 26, 2024
Saint Louis, MO
Minnie Ha Ha
Oct 19, 2024
Basye, VA
Conquer the Mountain
Oct 12, 2024
Upper Black Eddy, PA
Muleskinner
Oct 19, 2024
Hainesport, NJ
Hainesport Endurance Run
Oct 12, 2024
Westfir, OR
Westfir 50K
Oct 27, 2024
Los Osos, CA
Spooner's Cove
Oct 6, 2024
Baker Lake, WA
Baker Lake 50K
Oct 5, 2024
Withlacoochee State Forest, FL
John Holmes Trail Run
Oct 5, 2024
Long Hunter State Park, TN
Long Hunter Trail Runs
Oct 5, 2024
Hinckley, MN
Fire Tower Trail Races
Oct 5, 2024
Millston, WI
Black River Trail Classic
Oct 19, 2024
Union Creek, OR
Rogue Gorge
Oct 19, 2024
Oct 20, 2024
Hyner Run State Park, PA
Black Forest Ultra 100K
Oct 6, 2024
Half Day Forest Preserve, IL
Des Plaines River Trail Races
Oct 12, 2024
Park City, KY
Mammoth Cave 50K 25K
Oct 26, 2024
Salineville, OH
The Resilience 25
Oct 12, 2024
Shawnee State Park, OH
Shawnee Trail Runs
Oct 5, 2024
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
City Location
1. NJ Trail Series One Day
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Oct 3, 2024Thursday
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72H, 48H, 24H, 12H, 6H, 50K, 26.2M run
More Information
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Augusta, NJ
Sussex County, NJ
2. Bourbon Chase
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Oct 4, 2024Friday
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200M relay
More Information
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startClermont, KYfinishLexington, KYFayette County, KYBullitt County, KY
3. NJ Trail Series One Day
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Oct 4, 2024Friday
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48H, 24H, 12H, 6H, 50K, 26.2M run
More Information
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Augusta, NJ
Sussex County, NJ
4. Ragnar Road Bourbon Chase
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Oct 4, 2024Friday
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200M relay
More Information
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startClermont, KYfinishLexington, KYFayette County, KYBullitt County, KY
5. Ragnar Trail New Jersey
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Oct 4, 2024Friday
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120M relay
More Information
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Hewitt, NJ
Passaic County, NJ
6. Red Barn Challenge
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Oct 4, 2024Friday
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24H, 12H, 6H trail run
More Information
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Lykens, PA
Dauphin County, PA
7. 6 Hours of Power
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Oct 5, 2024Saturday
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6H run
More Information
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Carrollton, KY
Carroll County, KY
8. Above the Clouds Ultra
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Oct 5, 2024Saturday
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50K, 10K trail run
More Information
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Woodland Park, CO
Teller County, CO
9. Arches Marathon
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Oct 5, 2024Saturday
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50K, 26.2M, 13.1M, 15K trail run
More Information
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Moab, UT
Grand County, UT
10. Arkansas Traveller 100
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Oct 5, 2024Saturday
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100M trail run
More Information
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Perryville, AR
Perry County, AR
11. Back on the Ranch
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Oct 5, 2024Saturday
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24H, 12H, 6H run
More Information
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Los Olivos, CA
Santa Barbara County, CA
12. Baker Lake 50K
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Oct 5, 2024Saturday
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50K trail run
More Information
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Baker Lake, WA
Whatcom County, WA
13. Black Mountain Ultra Traverse
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Oct 5, 2024Saturday
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48M, 24M trail run
More Information
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Burnsville, NC
Yancey County, NC
14. Blue Ridge Ultra
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Oct 5, 2024Saturday
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50K, 25K, 15K trail run
More Information
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Blue Ridge, GA
Fannin County, GA
15. Boundiful Endurance Runs
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Oct 5, 2024Saturday
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24H, 12H, 6H, 3H run | 24H, 12H, 6H relay | kids run
More Information
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Hemet, CA
Riverside County, CA
16. Castle Rock Trail Festival
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Oct 5, 2024Saturday
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50K, 13.1M, 10K, 5K trail run
More Information
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Castle Rock, CO
Douglas County, CO
17. Chasing Trail Ultras
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Oct 5, 2024Saturday
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12H, 6H, 3H trail run
More Information
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Old Fort, NC
McDowell County, NC
18. Dana Peak Trail Run
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Oct 5, 2024Saturday
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50K, 20K, 10K trail run
More Information
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Harker Heights, TX
Bell County, TX
19. DC Peaks 50
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Oct 5, 2024Saturday
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50M, 55K trail run
More Information
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Kaysville, UT
Davis County, UT
20. Fire Tower Trail Races
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Oct 5, 2024Saturday
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100K, 50K, 35K, 11K trail run
More Information
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Hinckley, MN
Pine County, MN
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.