50Ms in the USA
Snoqualmie, WA
Mt. Si Relay & Trail Runs
Apr 21, 2024
Virginia Beach, VA
Fumb Ducks - Cannonball Run
Jul 29, 2023
Marquette, MI
Marquette Trail 50
Aug 17, 2024
Aug 16, 2024
Indianapolis, IN
Indy Piston Endurance Run
Jun 3, 2023
Lima, OH
UnitedAF Ultramarathon
Oct 19, 2024
Nashville, IN
Dances With Dirt - Gnaw Bone
May 18, 2024
Baraboo, WI
Dances With Dirt - Devil's Lake
Jul 13, 2024
Potosi, MO
Berryman Marathon & 50 Miler
May 18, 2024
Greenbush, WI
Glacial Trail 50 Mile & 50K
Oct 13, 2024
Fairbanks, AK
Drew's Angel Creek 50
Aug 3, 2024
Provo, UT
Snow Peaks 50 Mile Trail Run
Jun 8, 2024
Wenatchee, WA
Devil's Gulch
Jul 13, 2024
Lake Texoma, TX
Cross Timbers Trail Run
Mar 2, 2024
Damascus, VA
Iron Mountain 50, 30, 16 Mile Trail Run
Aug 31, 2024
Pittsfield, MA
Free to Run Trail Races
Sep 14, 2024
Montana City, MT
HURL Elkhorn Endurance Runs
Aug 3, 2024
Willard, MO
Frisco Railroad Run
Apr 27, 2024
Sterling, IL
Hennepin Hundred
Oct 5, 2024
Sacramento, CA
Jed Smith Ultra
Feb 3, 2024
Wichita, KS
Summer Sizzler
Jul 28, 2024
Fountain Hills, AZ
McDowell Mountain Frenzy Trail Runs
Dec 7, 2024
Ellerbe, NC
Bethel Hill Moonlight Boogie
Jun 8, 2024
Alexander City, AL
Lake Martin 100
Mar 16, 2024
Manhattan, KS
Flint Hills 50 and Marathon
Apr 27, 2024
Dalton, GA
Georgia Jewel
Sep 21, 2024
Sep 20, 2024
Waynesville, OH
Dawg Gone Long Run
Jun 29, 2024
Easton, WA
Ultra Fest
Sep 21, 2024
Douglas, MA
Midstate Massive Ultra Trail
Oct 12, 2024
Staten Island, NY
NYC Trail Mix
Nov 16, 2024
Maplewood, NJ
Febapple Frozen Fifty
Feb 24, 2024
FallApple
Sep 7, 2024
Boalsburg, PA
Tussey Mountainback 50 Mile Relay and Ultra
Oct 27, 2024
Saint George, UT
Lake to Lake Relay and Ultra
Mar 2, 2024
Nashville, TN
Nashville Ultramarathon
Oct 19, 2024
Honolulu, HI
Hawaii Kai Ultra Run - XTreme
Jul 27, 2024
Hawaii Kai Ultra Run - Kalama Valley
Dec 14, 2024
Boulder City, NV
Blood, Sweat & Beers
Mar 30, 2024
New Paltz, NY
Rock The Ridge
May 4, 2024
Crested Butte, CO
Crested Butte Ultra
Sep 28, 2024
Jacksonville Beach, FL
Daytona 100 Ultra
Dec 14, 2024
Carlisle, MA
TARC Fall Classic
Sep 7, 2024
Mayville, WI
Arctic Frog Run
Dec 21, 2024
Colorado Springs, CO
Ring the Springs
Jun 22, 2024
Jun 23, 2024
Pikes Peak Ultra
Jul 27, 2024
Fairmont, WV
Wild Turkey 50K 25K and 8 Miler
Aug 17, 2024
East Peoria, IL
Farmdale Trail Run
Oct 12, 2024
Cave Creek, AZ
Elephant Mountain Trail Runs
Feb 3, 2024
San Jose, CA
Mt. Umunhum Ultras
Jun 8, 2024
Raleigh, NC
Umstead 100 Mile Endurance Run
Apr 5, 2025
Lake City, CO
San Juan Solstice 50 Mile
Jun 22, 2024
Monterey, CA
Monterey Ultra
Jan 25, 2025
McClellanville, SC
Swamp Fox Ultra
Nov 16, 2024
Brownsville, VT
Vermont 50 Ultra Run
Sep 29, 2024
Lake Tahoe, NV
Tahoe Rim Trail Endurance Runs
Jul 20, 2024
Philadelphia, PA
Dirty German Endurance Fest
May 11, 2024
Rocky Point, NY
Tesla Hertz Run
Oct 12, 2024
Charlotte, NC
WC-50 Ultra Trail Marathon
Oct 5, 2024
Fruita, CO
Kessel Run Ultra
Nov 9, 2024
Wilmington, NC
Southern Tour Ultra
Jan 17, 2025
Richland, WA
Badger Mountain Challenge
Mar 22, 2024
Hector, NY
Finger Lakes 50s
Jun 29, 2024
Lawrence, KS
Hawk Hundred
Sep 7, 2024
Syracuse, UT
Antelope Island Buffalo Run
Mar 29, 2024
Ottawa, KS
Prairie Spirit Trail Ultra Races
Mar 23, 2024
Kansas Rails-to-Trails Extravaganza
Oct 26, 2024
Canandaigua, NY
Can Lake 50 Ultras
Oct 12, 2024
Steamboat Springs, CO
Run Rabbit Run
Sep 14, 2024
Sep 13, 2024
Moab, UT
Canyonlands Ultra
Oct 26, 2024
Dead Horse Ultra
Nov 16, 2024
Arches Ultra
Jan 25, 2025
Moab Red Hot Ultra
Feb 22, 2025
Behind the Rocks
Mar 22, 2025
Buena Vista, CO
Collegiate Peaks Trail Run
May 4, 2024
Huntsville, AL
Dizzy Fifties
Nov 16, 2024
Pittsfield, VT
Peak Bloodroot Ultra
May 10, 2024
May 11, 2024
May 8, 2024
Graham, TX
Hidden Hills Ultra
Mar 23, 2024
Sylacauga, AL
Rebecca Mountain 50 Miler
Sep 7, 2024
Charlottesville, VA
Bel Monte Endurance Races
Mar 9, 2024
Virgil, NY
Virgil Crest Ultras
Sep 14, 2024
Palmer, AK
MatSu Relay
Sep 23, 2023
Ashland, OR
Siskiyou Out Back Trail Run
Jul 13, 2024
Key West, FL
KEYS100
May 18, 2024
Chattanooga, TN
Lookout Mountain 50 Miler
Dec 16, 2023
Lake Hughes, CA
Leona Divide
Apr 20, 2024
Silverado, CA
That's No Moon
Sep 28, 2024
Ipswich, MA
TARC Stone Cat Trail Festival
Nov 2, 2024
Decatur, TX
Grasslands Trail Run
Mar 16, 2024
Lynchburg, VA
Mountain Masochist Trail Run
Nov 2, 2024
Columbia, SC
Firebreak Running Festival
Jun 1, 2024
Bishop, CA
Bishop High Sierra Ultras
May 18, 2024
Cleburne, TX
Coyote Trail Run
Apr 20, 2024
Manistee, MI
North Country Trail Run
Aug 24, 2024
Aug 25, 2024
Brooksville, FL
Croom Fools Run
Apr 6, 2024
Memphis, TN
Big Buffalo 50
Mar 23, 2024
Wildwood, MO
Ozark Foothills
Apr 6, 2024
Apr 7, 2024
Peninsula, OH
Fools Trail Race
May 25, 2024
Pittsburgh, PA
Hell Hath No Hurry
Jun 30, 2024
Huntsville, TX
Rocky 50 Trail Race
Feb 8, 2025
Cuyahoga Falls, OH
Burning River 100 Mile Endurance Run
Jul 27, 2024
Prescott, AZ
Man Against Horse Race
Oct 19, 2024
Pinckney, MI
Run Woodstock
Sep 6, 2024
Sep 7, 2024
Sep 8, 2024
Smyrna, GA
Underground Circus 100
May 25, 2024
Winthrop, WA
Sun Mountain
May 19, 2024
May 18, 2024
Thurmond, WV
Highball to Thurmond Ultra & Relay
May 19, 2024
Goodyear, AZ
Fat Ox
Nov 22, 2024
Tucson, AZ
AZT Oracle Rumble
Jan 27, 2024
San Francisco, CA
Ruth Anderson Memorial Endurance Run
Oct 12, 2024
Golden Gate Trail Classic
Nov 23, 2024
Nov 24, 2024
Alexandria, LA
Wild Azalea Trail Challenge
Jan 6, 2024
Avalon, CA
Avalon Benefit 50 Mile
Jan 11, 2025
Lone Pine, CA
Wild Wild West Marathon
Oct 5, 2024
Elkton, MD
Phunt 25K/50K Trail Race
Jan 18, 2025
Boston, MA
TARC Don't Run Boston Races
Apr 14, 2024
Oklahoma City, OK
Turkey Trails
Nov 2, 2024
New Preston, CT
Jack Bristol Lake Waramaug Ultra Races
Apr 28, 2024
La Grange, WI
Ice Age Trail Run
May 11, 2024
Vernal, UT
Mountain Madness
Aug 10, 2024
Clifton, VA
Bull Run Run 50 Mile
Apr 5, 2025
Boonsboro, MD
JFK 50 Mile
Nov 23, 2024
Palm Springs, CA
Beyond Limits Ultra
Apr 3, 2024
Franklin, TN
Natchez Trace Trail Run
Nov 2, 2024
Albion, IN
Indiana Trail 100
Oct 12, 2024
West Columbia, TX
Grit Ultra Endurance Challenge
Dec 31, 2023
Smithville, TX
Hells Hills Trail Race
Apr 5, 2025
San Diego, CA
Pacific Crest Trail 50 (PCT 50)
May 11, 2024
Albany, GA
Chehaw Challenge
Jan 25, 2025
Tuscaloosa, AL
The Phoenix Trail Fest
Apr 20, 2024
Cassoday, KS
Heartland
Oct 12, 2024
Oct 11, 2024
Waddell, AZ
Mesquite Canyon Trail Runs
Mar 9, 2024
Sturgeon Bay, WI
Fall 50 - Door County
Oct 26, 2024
Chicago, IL
Chicago Lakefront 50K/50M
Nov 2, 2024
Los Alamos, NM
Jemez Mountain Trail Runs
May 11, 2024
Greenville, SC
Longest Night Trail Run
Dec 21, 2024
Dec 22, 2024
Millburn, NJ
Mayapple Trail Run
May 18, 2024
Grand Rivers, KY
Land Between the Lakes Trail Runs
Mar 9, 2024
Little Rock, AR
Ouachita Trail 50 Endurance Run
Apr 13, 2024
Decatur, AL
Delano Park
Mar 2, 2024
Timothy Lake, OR
Mt. Hood 50 Races
Jul 13, 2024
Jul 14, 2024
Leadville, CO
Leadville Silver Rush 50M Trail Run Race
Jul 6, 2024
West Orange, NJ
Squatchapple Trail Race
Mar 9, 2024
Pocatello, ID
Scout Mountain Ultras
Jun 8, 2024
Jun 7, 2024
Warda, TX
Wild Hare Trail Run
Nov 16, 2024
Brooklyn, NY
PPTC 50 Mile Endurance Fest
Dec 1, 2024
Loudonville, OH
Mohican 100 Mile, 50 Mile and Marathon Runs
Jun 1, 2024
Castro Valley, CA
Dick Collins Firetrails
Sep 28, 2024
Ithaca, NY
Cayuga Trails 50
Jun 1, 2024
Sonoita, AZ
Old Pueblo Endurance Runs
Mar 2, 2024
Gills Rock, WI
Fall 50 - Door County
Oct 26, 2024
Pelham, AL
Blood Rock 100
Dec 7, 2024
Wilburton, OK
Outlaw 100
Feb 8, 2025
Terrebonne, OR
Smith Rock Classic
Jun 1, 2024
Run the Rock
Nov 9, 2024
Portersville, PA
Glacier Ridge Trail Ultra
May 11, 2024
Wendover, UT
Salt Flats Endurance Runs
May 3, 2024
Morehead, KY
Big Turtle Trail Runs
Apr 27, 2024
Waynesville, MO
Bad Dawg Ultra
Aug 17, 2024
Circleville, WV
West Virginia Trilogy
Oct 11, 2024
Oct 12, 2024
Oct 13, 2024
Pine, CO
North Fork 50M/50K
Jun 1, 2024
Mesquite, NV
Grandmaster Ultras
Feb 16, 2024
Feb 17, 2024
Healdsburg, CA
Lake Sonoma 50
Apr 12, 2024
Apr 13, 2024
Purcellville, VA
Trottin' Oxen Fat Friday Ultras
Nov 24, 2023
Yacolt, WA
Hellz Bellz
Jun 30, 2024
Blue Ridge, GA
Cruel Jewel 50
May 18, 2024
Dover, OH
Tuscazoar Endurance Race
Aug 31, 2024
Sturgis, SD
Black Hills 100
Jun 28, 2024
Jun 29, 2024
London, KY
Y'allhalla
Jun 8, 2024
Faust, UT
Pony Express Trail 100
Oct 18, 2024
Lanesboro, PA
Viaduct Trail Ultramarathon
Jul 13, 2024
Savage, MN
Surf The Murph
Oct 19, 2024
Brownstown, IN
Jackson County 50-50 Ultra
Dec 7, 2024
Pilot Mountain, NC
Pilot Mountain to Hanging Rock Ultra & Relay
Sep 28, 2024
Kaysville, UT
DC Peaks 50
Oct 5, 2024
Rocksprings, TX
J&J Race & Trail Running Reunion
Aug 30, 2025
Honey Creek, IA
Hitchcock Experience
Dec 7, 2024
Ashburnham, MA
Wapack and Back Trail Races
May 11, 2024
Milton, FL
Bear Bait Ultras
Jan 13, 2024
Monticello, UT
Bears Ears Ultra
Jun 22, 2024
Burns, TN
Mo' Bell
Oct 12, 2024
Escondido, CA
San Diego 50 and Trail Runs
Jan 11, 2025
Burnet, TX
Full Moon Ultra
Oct 28, 2023
Waxahachie, TX
Hachie 50
Apr 20, 2024
Flagler Beach, FL
Oceans 50 Relay Race
Nov 4, 2023
Wellsboro, PA
Pine Creek Challenge
Sep 7, 2024
Port Aransas, TX
Barrier Island Ultra
Nov 9, 2024
Caseville, MI
Thumb Coast Ultra & Relay
Apr 20, 2024
Vienna, IL
Tunnel Hill 100
Nov 9, 2024
Nov 10, 2024
Holly Springs, NC
Sugg Farm Ultra
Sep 14, 2024
Loxahatchee, FL
JW Corbett Trail Races
Apr 6, 2024
Cordesville, SC
Wambaw Swamp Stomp
May 11, 2024
Shepherdsville, KY
Crooked Creek Ultra Trail Race
Dec 7, 2024
Dec 8, 2024
Big Rapids, MI
Hungerford Games
Sep 28, 2024
Middleburg, FL
Festivus 50 Miler Trail Run
Dec 7, 2024
Theilman, MN
Zumbro Endurance Run
Apr 12, 2024
Apr 13, 2024
Byers, CO
BINGO! Trail Runs
Nov 9, 2024
Palo Duro Canyon State Park, TX
Palo Duro Trail Run
Oct 19, 2024
Custer, SD
Lean Horse
Aug 16, 2024
Aug 17, 2024
Blodgett, OR
Marys Peak Trail Run
Jun 8, 2024
Parkdale, OR
Wy'east Wonder
Sep 7, 2024
Sewanee, TN
Rim Runner
Apr 13, 2024
Apr 14, 2024
Canal Fulton, OH
Eagle Up Ultra
Jun 1, 2024
Get Lucky 50/50
Mar 15, 2025
Coon Rapids, IA
Whiterock Ultra
Jul 27, 2024
Gladstone, VA
James River Trail Runs
Apr 13, 2024
Frater Lake, WA
Kaniksu Ultras
Jun 8, 2024
Montgomery Village, MD
Stone Mill 50M Run
Nov 9, 2024
Sedalia, CO
Indian Creek Trail Runs
Oct 12, 2024
Cimarron, NM
Philmont Trail Race
Aug 3, 2024
Quanah, TX
Chupacabra 50
May 4, 2024
Saint Regis, MT
Trail Rail Run
Jun 15, 2024
Ida Grove, IA
Trail of the Dragon 50K/50M
Aug 3, 2024
Stony Point, NY
Suffer'n Bear Ultra
Sep 28, 2024
Port Gamble, WA
Lumberjack Endurance Runs
Jun 8, 2024
Logandale, NV
Fire Fest Ultra
Nov 23, 2024
Nov 24, 2024
Nov 22, 2024
Pawhuska, OK
Flower Moon
May 11, 2024
La Veta, CO
Cuchara Trail Runs
Jun 15, 2024
Wakulla Springs, FL
Tallahassee Ultra Distance Classic
Dec 9, 2023
Flovilla, GA
Bootlegger
Apr 5, 2025
Ellsworth, KS
Rockin K Trail Runs
Apr 6, 2024
Fort Collins, CO
Quad Rock 50
May 11, 2024
Hatch, UT
Bryce Canyon Ultras
May 18, 2024
Poland, IN
OPSF50|50
Mar 22, 2025
Granger, IA
Stuffed Turkey Endurance Races
Nov 23, 2024
Chesterfield, MA
Chesterfield Gorge Ultra and 25K Race
Jun 1, 2024
Jun 2, 2024
Upper Black Eddy, PA
Muleskinner
Oct 14, 2023
Spencer, TN
Frozen Falls
Feb 3, 2024
La Sal, UT
UTE 100
Aug 24, 2024
Fifty-Six, AR
Three Days of Syllamo Stage Race
Mar 15, 2024 - Day One
Mar 16, 2024 - Day Two
Mar 17, 2024 - Day Three
Kalaheo, HI
The Kauai 50
Aug 3, 2024
Greenwater, WA
White River 50 Mile and 50K
Jul 27, 2024
Grand Mesa, CO
Grand Mesa Ultras
Jul 27, 2024
Christmas, FL
Forgotten Florida
Feb 1, 2025
Orcas Island, WA
Orcas Island Trail Runs
Apr 27, 2024
Apr 28, 2024
Grayson Highlands State Park, VA
Grayson Highlands
May 5, 2024
May 4, 2024
Red Feather Lakes, CO
Red Feather Trail Jamboree
Sep 21, 2024
Sep 20, 2024
Sep 22, 2024
Brazos Bend State Park, TX
Brazos Bend 50
Apr 6, 2024
Half Day Forest Preserve, IL
Des Plaines River Trail Races
Oct 12, 2024
Stark, NH
Kilkenny Ridge Race
Sep 14, 2024
Durham, KS
Santa Fe Jornado
Jan 27, 2024
North Fork, MT
Le Grizz Ultramarathon & Relay
Oct 12, 2024
Summerville, PA
Baker Trail UltraChallenge
Aug 24, 2024
Edmunds, ME
Cobscook Backyard Ultra
Apr 21, 2024
Shawnee State Park, OH
Shawnee Trail Runs
Oct 5, 2024
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
| No | Race Date | Race | Location | Options |
|---|---|---|---|---|
| 1 |
Past Date
Jun 3, 2023
Saturday
|
Indy Piston Endurance Run
100M, 100K, 50M, 50K, 13.1M run
Virtual Option
More Information
|
Indianapolis, IN
Marion County, IN
|
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| 2 |
Past Date
Jul 29, 2023
Saturday
|
Fumb Ducks - Cannonball Run
50M relay | 50K adventure race
More Information
|
Virginia Beach, VA | |
| 3 |
Past Date
Sep 2, 2023
Saturday
|
Tour de Flagstaff
50M, 50K, 20M, 7M trail run
More Information
|
Flagstaff, AZ
Coconino County, AZ
|
|
| 4 |
Past Date
Sep 23, 2023
Saturday
|
MatSu Relay
50M relay
More Information
|
Palmer, AK
Matanuska-Susitna County, AK
|
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| 5 |
Past Date
Oct 14, 2023
Saturday
|
Muleskinner
50M, 50K, 26.2M trail run
More Information
|
Upper Black Eddy, PA
Bucks County, PA
|
|
| 6 |
Past Date
Oct 28, 2023
Saturday
|
Full Moon Ultra
100M, 50M, 20K, 10K trail run
More Information
|
Burnet, TX
Burnet County, TX
|
|
| 7 |
Past Date
Nov 4, 2023
Saturday
|
Oceans 50 Relay Race
50M, 26M relay
More Information
|
Flagler Beach, FL
Flagler County, FL
|
|
| 8 |
Past Date
Nov 24, 2023
Friday
|
Trottin' Oxen Fat Friday Ultras
50M, 45M run
More Information
|
Purcellville, VA
Loudoun County, VA
|
|
| 9 |
Past Date
Dec 9, 2023
Saturday
|
Tallahassee Ultra Distance Classic
50M, 50K, 26.2M run
More Information
|
Wakulla Springs, FL
Wakulla County, FL
|
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Boston Marathon Qualifier
|
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| 10 |
Past Date
Dec 16, 2023
Saturday
|
Lookout Mountain 50 Miler
50M, 18M, 10K trail run
More Information
|
Chattanooga, TN
Hamilton County, TN
|
|
| 11 |
Past Date
Dec 31, 2023
Sunday
|
Grit Ultra Endurance Challenge
100M, 100K, 50M, 50K run | last man standing | 100M, 100K, 50M, 50K relay
More Information
|
West Columbia, TX
Brazoria County, TX
|
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| 12 |
Past Date
Jan 6, 2024
Saturday
|
Wild Azalea Trail Challenge
50M, 27M, 13.1M, 10K trail run
More Information
|
Alexandria, LA
Rapides County, LA
|
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| 13 |
Past Date
Jan 13, 2024
Saturday
|
Bear Bait Ultras
50M, 50K, 25K run
More Information
|
Milton, FL
Santa Rosa County, FL
|
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| 14 |
Past Date
Jan 27, 2024
Saturday
|
AZT Oracle Rumble
50M, 50K, 13.1M, 10K trail run
More Information
|
Tucson, AZ
Pima County, AZ
|
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| 15 |
Past Date
Jan 27, 2024
Saturday
|
Fort Ord Trail Run and Monterey Ultra
50M, 50K, 25K, 10K trail run
More Information
|
Salinas, CA
Monterey County, CA
|
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| 16 |
Past Date
Jan 27, 2024
Saturday
|
Monroe Cross Trail 50 Mile Ultra
50M, 50K, 17M trail run
More Information
|
DeBary, FL
Volusia County, FL
|
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| 17 |
Past Date
Jan 27, 2024
Saturday
|
Santa Fe Jornado
100K, 50M, 50K trail run
More Information
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Durham, KS
Marion County, KS
|
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| 18 |
Past Date
Feb 3, 2024
Saturday
|
Elephant Mountain Trail Runs
50M, 50K, 35K, 22K, 12K trail run
More Information
|
Cave Creek, AZ
Maricopa County, AZ
|
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| 19 |
Cancelled
Feb 3, 2024
Saturday
|
Frozen Falls
50M, 50K, 13.1M, 10K trail run
More Information
|
Spencer, TN
Van Buren County, TN
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| 20 |
Past Date
Feb 3, 2024
Saturday
|
Jed Smith Ultra
50M, 50K, 26.2M trail run
More Information
|
Sacramento, CA
Sacramento County, CA
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City Location
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.