October Ultras in the USA
Greensboro, NC
Triple Lakes Trail Race
Oct 26, 2024
Williamsburg, VA
My First 50
Oct 14, 2023
Greensprings 24
Oct 28, 2023
Stratham, NH
Great Bay 5K & Great Bay 55K Challenge
Oct 28, 2023
Perryville, AR
Arkansas Traveller 100
Oct 5, 2024
Dallas, TX
Red River Relay
Oct 28, 2023
Holland, MI
Ultra Bird Trail Races
Oct 21, 2023
Greenbush, WI
Glacial Trail 50 Mile & 50K
Oct 13, 2024
Dacula, GA
Thriller Lake
Oct 26, 2024
Stratford, CT
Forbidden Forest 30 Hour Ultra Trail Run
Oct 5, 2024
Sterling, IL
Hennepin Hundred
Oct 5, 2024
Flagstaff, AZ
Flagstaff Sky Peaks Mountain Runs
Oct 7, 2023
Big Bear Lake, CA
Kodiak Ultra Marathons
Oct 11, 2024
Oct 12, 2024
Fountain Hills, AZ
Javelina Jundred
Oct 28, 2023
Newcastle, WA
Cougar Mountain Trail Running Series
May 13, 2023
Jun 10, 2023
Jul 8, 2023
Aug 12, 2023
1 more
Charleston, IL
Shake Your Trail Feather Trail Run
Oct 21, 2023
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 7, 2023
Boalsburg, PA
Tussey Mountainback 50 Mile Relay and Ultra
Oct 27, 2024
Nashville, TN
Nashville Ultra
Oct 19, 2024
Agoura Hills, CA
No Name 5030 Trail Races
Oct 14, 2023
Columbus, GA
Columbus Day Relay
Oct 7, 2023
Denison, TX
Red River Relay
Oct 28, 2023
Athens, OH
Broken Rock Trail Runs
Oct 14, 2023
Caledonia, MI
Cal Crusher
Oct 21, 2023
Dubuque, IA
Mines of Spain 100
Oct 18, 2024
Naples, FL
Gulf to Gulf 80 Mile Relay
Oct 21, 2023
Newport, OR
Dia De Los Muertos Endurance Run
Oct 27, 2023
East Peoria, IL
Farmdale Trail Run
Oct 7, 2023
Ardmore, OK
Lake Murray Endurance Run
Oct 28, 2023
Cave Creek, AZ
Cave Creek Thriller Trail Runs
Oct 14, 2023
San Jose, CA
Mt. Umunhum Trail Conquest
Oct 12, 2024
Raleigh, NC
Tuna Relay 200
Oct 20, 2023
Oct 21, 2023
Moscow, ID
Moscow Mountain Madness
Oct 8, 2023
Harrisburg, PA
Ragnar Road Pennsylvania
Oct 13, 2023
Grapevine, TX
Mission Tejas Trail Run
Oct 7, 2023
Philadelphia, PA
Ragnar Road Pennsylvania
Oct 13, 2023
Dirty Austrian
Oct 29, 2023
Rocky Point, NY
Tesla Hertz Run
Oct 12, 2024
Charlotte, NC
WC-50 Ultra Trail Marathon
Oct 5, 2024
Durango, CO
Durango Fall Classic
Oct 7, 2023
Emporium, PA
Sinnemahone Trail Run
Oct 21, 2023
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 7, 2023
Anderson, SC
Sadlers Creek Stumble
Oct 26, 2024
Oct 27, 2024
Reading, PA
Blues Cruise 50K Trail Ultra
Oct 1, 2023
Lake Elmo, MN
Night Owl Races
Oct 7, 2023
Canandaigua, NY
Can Lake 50 Ultras
Oct 12, 2024
Quincy, IL
1 MPH Marathon
Oct 6, 2023
Charlestown, RI
Rhode Island Trail Classic
Oct 14, 2023
Flintstone, MD
Rocky Gap 25K, 50K, Relay Trail Run
Oct 14, 2023
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 29, 2023
Ashland, OR
The Tempest Endurance Race
Oct 7, 2023
Comfort, TX
Ragnar Trail Texas
Oct 13, 2023
Amherst, NH
Joe English Twilight Challenge
Oct 19, 2024
Adrian, MI
Heritage 13.1 & 50K Trail Run
Oct 22, 2023
Castle Rock, CO
Castle Rock Trail Festival
Oct 5, 2024
Bozeman, MT
Bobcat Trail Challenge
Oct 1, 2023
La Crosse, WI
Hixon Trail Runs
Oct 26, 2024
Oct 27, 2024
Lewis Center, OH
Alum Creek Trail Half Marathon Relay
Oct 7, 2023
Oct 8, 2023
North Augusta, SC
FATS 50K
Oct 6, 2024
Saint Peter, MN
Saint Peter Halloween 5K
Oct 28, 2023
Lancaster, PA
Storm'n Lancaster Relay Race
Oct 6, 2023
Prescott, AZ
Man Against Horse Race
Oct 28, 2023
San Francisco, CA
Pinkathon Challenge for Breast Cancer
Oct 21, 2023
Ruth Anderson Memorial Endurance Run
Oct 12, 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 22, 2023
Port Angeles, WA
Salt Creek 24
Oct 28, 2023
Cumberland, RI
Survival of the F.I.T.test 24 Hour Trail Ultra
Oct 21, 2023
Columbia, MO
Rock Bridge Revenge
Oct 14, 2023
Pollock Pines, CA
Trail Run at Sly Park
Oct 26, 2024
Albion, IN
Indiana Trail 100
Oct 12, 2024
San Antonio, TX
SARR Rocky Horror Trail Run
Oct 28, 2023
San Diego, CA
Lake Hodges Trail Festival
Oct 19, 2024
Cassoday, KS
Heartland
Oct 14, 2023
Oct 13, 2023
Sturgeon Bay, WI
Fall 50 - Door County
Oct 26, 2024
Chicago, IL
Chicago Lakefront 50K/50M
Oct 28, 2023
Belmont, OH
The Barkcamp Race
Oct 7, 2023
Quantico, VA
Quantico 24-Hour Walk/Run for Charity
Oct 14, 2023
Boulder, CO
Latino Ultra Nature Adventure
Oct 22, 2023
Missoula, MT
City to Sky 50K
Oct 15, 2023
Des Moines, IA
Equalizer Endurance Run
Oct 28, 2023
Baltimore, MD
Patapsco Valley 50K/25K
Oct 19, 2024
Versailles, IN
Versailles Trail Race
Oct 7, 2023
Oct 8, 2023
Gills Rock, WI
Fall 50 - Door County
Oct 26, 2024
Titusville, PA
Oil Creek 100 Trail Runs
Oct 7, 2023
Council Bluffs, IA
Yippee-Ki-Yay 50K
Oct 21, 2023
Cooperstown, NY
Peak 2 Brew: P2B Catskills Relay
Oct 15, 2023
Whitefish, MT
Whitefish Trail Legacy Run
Oct 8, 2023
Oct 7, 2023
Wolf Creek, MT
Wolf Creek Canyon Relay
Oct 1, 2023
Tahlequah, OK
Pumpkin Holler Hunnerd
Oct 21, 2023
Gunnison, CO
Sage Burner Trail Run
Oct 12, 2024
Circleville, WV
West Virginia Trilogy
Oct 13, 2023
Oct 14, 2023
Oct 15, 2023
Steelville, MO
Ozark Trail 100 Mile Endurance Run
Oct 26, 2024
Bruceton Mills, WV
RAF Trail Race Series
Oct 7, 2023
Atlantic Beach, NC
Tuna Relay 200
Oct 20, 2023
Oct 21, 2023
Blue Ridge, GA
Blue Ridge Ultra
Oct 5, 2024
Susanville, CA
Bizz Johnson
Oct 13, 2024
Oct 12, 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 21, 2023
Brunswick, MD
River's Edge Endurance Challenge
Oct 14, 2023
Burns, TN
Mo' Bell
Oct 14, 2023
Oct 15, 2023
Burnet, TX
Full Moon Ultra
Oct 28, 2023
Palm Coast, FL
Jacks Trail Race
Oct 22, 2023
Lore City, OH
Stone House Trail Runs
Oct 28, 2023
Alabaster, AL
Endless Mile
Oct 25, 2024
Oct 26, 2024
Clinton, MO
Katy 225
Oct 23, 2023
Wellsboro, PA
Green Monster Trail Challenge
Oct 8, 2023
Lihue, HI
EPIC5 Ultra Run Challenge
Oct 2, 2023
Burnsville, NC
Black Mountain Ultra Traverse
Oct 7, 2023
Harker Heights, TX
Dana Peak Trail Run
Oct 5, 2024
Ashford, CT
NipMuck Trail Marathon
Oct 1, 2023
Middleville, MI
Yankee Springs Fall Festival
Oct 7, 2023
Gregory, MI
Hootenanny Endurance Run
Oct 21, 2023
Belleville, WI
Last Dot Standing
Oct 13, 2023
Oct 14, 2023
Old Fort, NC
Chasing Trail Ultras
Oct 5, 2024
Alachua, FL
Gate2Gate Trail Run
Oct 21, 2023
Garrison, NY
Castle to River Run
Oct 22, 2023
Los Olivos, CA
Back on the Ranch
Oct 7, 2023
Stanhope, NJ
TPK Chasing Rabbits
Oct 26, 2024
Meriden, KS
Free State Trail Run
Oct 28, 2023
Pisgah Forest, NC
Pisgah 55.5K Running Race
Oct 5, 2024
Prineville, OR
HTC High Desert
Oct 7, 2023
Lykens, PA
Red Barn Challenge
Oct 6, 2023
Farmersville, TX
Oktoberfest Trail Run
Oct 21, 2023
Lillington, NC
Cape Fear 24H Endurance Run
Oct 14, 2023
Palo Duro Canyon State Park, TX
Palo Duro Trail Run
Oct 21, 2023
Mokuleia, HI
Peacock Challenge
Oct 14, 2023
Boston Township, OH
Run With Scissors
Oct 28, 2023
Rockwood, TN
Ozone Endurance Challenge
Oct 11, 2023
Jamestown, TN
No Business 100
Oct 20, 2023
Sedalia, CO
Indian Creek Trail Runs
Oct 12, 2024
Norton, VA
Cloudsplitter 100
Oct 14, 2023
North Babylon, NY
Fred von der Heydt 6 Hour Birthday Run
Oct 15, 2023
Yachats, OR
Perpetua Coast
Oct 6, 2024
Oct 5, 2024
Leakey, TX
South Texas Ultra
Oct 12, 2024
Saint Simons Island, GA
Game Changers Repeater 5K Challenge
Oct 21, 2023
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 7, 2023
Polebridge, MT
Le Grizz Ultramarathon
Oct 14, 2023
Nevada City, CA
Yuba Gold Trail Runs
Oct 7, 2023
Pocahontas, TN
Walking Tall 50K/25K
Oct 21, 2023
Bainbridge, OH
Pike Lake Ultramarathon
Oct 28, 2023
Pamplin, VA
High Bridge Ultra 50K
Oct 14, 2023
Mineral Wells, TX
1877 Ultra
Oct 7, 2023
Waterville, PA
Wilds Mountain Fest
Oct 20, 2024
Sultan, WA
Osprey Ambler
Oct 7, 2023
Canton, SD
Glacier Hills Ultra
Oct 28, 2023
Navajo Mountain, UT
Naatsisaan Trail Ultra
Oct 28, 2023
Saint Louis, MO
Minnie Ha Ha
Oct 14, 2023
Basye, VA
Bryce Conquer the Mountain
Oct 14, 2023
Upper Black Eddy, PA
Muleskinner
Oct 14, 2023
Westfir, OR
Westfir 50K
Oct 29, 2023
Los Osos, CA
Spooner's Cove
Oct 8, 2023
Baker Lake, WA
Baker Lake 50K
Oct 7, 2023
Withlacoochee State Forest, FL
John Holmes Trail Run
Oct 14, 2023
Long Hunter State Park, TN
Long Hunter Trail Runs
Oct 7, 2023
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 14, 2023
Park City, KY
Mammoth Cave 50K 25K
Oct 28, 2023
Salineville, OH
The Resilience 25
Oct 14, 2023
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
City Location
1. Blues Cruise 50K Trail Ultra
-
Past DateOct 1, 2023Sunday
-
50K trail run
More Information
-
Reading, PA
Berks County, PA
2. Bobcat Trail Challenge
-
Past DateOct 1, 2023Sunday
-
6H, 3H, 5K trail run | 6H relay
More Information
-
Bozeman, MT
Gallatin County, MT
3. NipMuck Trail Marathon
-
Past DateOct 1, 2023Sunday
-
26.4M trail run
More Information
-
Ashford, CT
Windham County, CT
4. Wolf Creek Canyon Relay
-
Past DateOct 1, 2023Sunday
-
28M run | 28M relay
More Information
-
Wolf Creek, MT
Lewis and Clark County, MT
5. EPIC5 Ultra Run Challenge
-
Past DateOct 2, 2023Monday
-
250K trail run | 250K adventure race
More Information
-
Lihue, HI
Kauai County, HI
6. Bourbon Chase
-
Oct 4, 2024Friday
-
200M relay
More Information
-
startClermont, KYfinishLexington, KYFayette County, KYBullitt County, KY
7. Shawnee Trail Runs
-
TentativeOct 5, 2024Saturday
-
50M, 50K, 13.1M trail run
More Information
- West Portsmouth, OH
8. Arches Marathon
-
Oct 5, 2024Saturday
-
50K, 26.2M, 13.1M, 15K trail run
More Information
-
Moab, UT
Grand County, UT
9. Arkansas Traveller 100
-
Oct 5, 2024Saturday
-
100M trail run
More Information
-
Perryville, AR
Perry County, AR
10. Blue Ridge Ultra
-
Oct 5, 2024Saturday
-
50K, 25K, 15K trail run
More Information
-
Blue Ridge, GA
Fannin County, GA
11. Castle Rock Trail Festival
-
Oct 5, 2024Saturday
-
50K, 13.1M, 10K, 5K trail run
More Information
-
Castle Rock, CO
Douglas County, CO
12. Chasing Trail Ultras
-
Oct 5, 2024Saturday
-
12H, 6H, 3H run
More Information
-
Old Fort, NC
McDowell County, NC
13. Dana Peak Trail Run
-
Oct 5, 2024Saturday
-
50K, 20K, 10K trail run
More Information
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Harker Heights, TX
Bell County, TX
14. DC Peaks 50
-
Oct 5, 2024Saturday
-
50M, 55K trail run
More Information
-
Kaysville, UT
Davis County, UT
15. Fire Tower Trail Races
-
Oct 5, 2024Saturday
-
100K, 50K, 35K, 11K trail run
More Information
-
Hinckley, MN
Pine County, MN
16. Forbidden Forest 30 Hour Ultra Trail Run
-
Oct 5, 2024Saturday
-
30H trail run
More Information
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Stratford, CT
Fairfield County, CT
17. Hennepin Hundred
-
Oct 5, 2024Saturday
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100M, 50M, 50K trail run
More Information
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Sterling, IL
Whiteside County, IL
18. IronHike Endurance Series - Mohawk Mountain
-
Oct 5, 2024Saturday
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152M, 61M, 43M, 15M trail run
More Information
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Cornwall, CT
Litchfield County, CT
19. Naturalist - Epic 50K, 25K
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Oct 5, 2024Saturday
-
50K, 25K run
More Information
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Franklin, NC
Macon County, NC
20. Perpetua Coast
-
Oct 5, 2024Saturday
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50K trail run
More Information
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Yachats, OR
Lincoln County, OR
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.