50Ms in the USA
Snoqualmie, WA
Mt. Si Relay & Trail Runs
Apr 23, 2023
Virginia Beach, VA
Fumb Ducks - Cannonball Run
Jun 4, 2022
Marquette, MI
Marquette Trail 50
Aug 19, 2023
Aug 18, 2023
Indianapolis, IN
Indy Piston Endurance Run
Jun 4, 2022
Sausalito, CA
Marin Ultra Challenge
Mar 11, 2023
Nashville, IN
Dances With Dirt - Gnaw Bone
May 20, 2023
Baraboo, WI
Dances With Dirt - Devil's Lake
Jul 8, 2023
Portland, OR
Gorgeous Relay
Sep 16, 2023
Potosi, MO
Berryman Marathon & 50 Miler
May 20, 2023
Wantagh, NY
Ocean to Sound 50 Mile Relay
Sep 25, 2022
Florahome, FL
Iron Horse
Feb 5, 2022
Greenbush, WI
Glacial Trail 50 Mile & 50K
Oct 8, 2023
Fairbanks, AK
Drew's Angel Creek 50
Aug 12, 2023
Wenatchee, WA
Devil's Gulch
Jul 16, 2022
Lake Texoma, TX
Cross Timbers Trail Run
Mar 4, 2023
Damascus, VA
Iron Mountain 50, 30, 16 Mile Trail Run
Sep 2, 2023
Pittsfield, MA
Free to Run Trail Races
Sep 17, 2022
Willard, MO
Frisco Railroad Run
Apr 30, 2022
Sterling, IL
Hennepin Hundred
Oct 7, 2023
Sacramento, CA
Jed Smith Ultra
Feb 4, 2023
Fountain Hills, AZ
McDowell Mountain Frenzy Trail Runs
Dec 3, 2022
Midway, UT
Woman of Steel Relay
Sep 24, 2022
Ellerbe, NC
Bethel Hill Moonlight Boogie
Jun 10, 2023
Alexander City, AL
Lake Martin 100
Mar 25, 2023
Manhattan, KS
Flint Hills 50 and Marathon
Apr 15, 2023
Dalton, GA
Georgia Jewel
Sep 16, 2023
Sep 15, 2023
Waynesville, OH
Dawg Gone Long Run
Jul 9, 2022
Douglas, MA
Midstate Massive Ultra Trail
Oct 7, 2023
Abingdon, VA
Yeti 100 Mile Endurance Run
Sep 29, 2023
Maplewood, NJ
Febapple Frozen Fifty
Feb 25, 2023
FallApple
Sep 9, 2023
Boalsburg, PA
Tussey Mountainback 50 Mile Relay and Ultra
Oct 16, 2022
St. George, UT
Lake to Lake Relay and Ultra
Mar 4, 2023
Nashville, TN
Nashville Ultra
Oct 21, 2023
Honolulu, HI
Hawaii Kai Ultra Run - XTreme
Jul 23, 2022
Boulder City, NV
Blood, Sweat & Beers
Mar 25, 2023
New Paltz, NY
Rock The Ridge
May 6, 2023
Gilford, NH
Gunstock TrailFest
Jun 25, 2023
Jun 24, 2023
Leesport, PA
Naked Prussian Marathon & 50 Miler
Apr 2, 2022
Jacksonville Beach, FL
Daytona 100 Ultra
Dec 3, 2022
Carlisle, MA
TARC Fall Classic
Sep 10, 2022
Mayville, WI
Arctic Frog Endurance Run
Dec 17, 2022
Colorado Springs, CO
Ring the Springs
Jun 17, 2023
Jun 18, 2023
Pikes Peak Ultra
Jul 29, 2023
East Peoria, IL
Farmdale Trail Run
Oct 8, 2022
Cave Creek, AZ
Elephant Mountain Trail Runs
Feb 4, 2023
San Jose, CA
Mt. Umunhum Ultras
Jun 10, 2023
Raleigh, NC
Umstead 100 Mile Endurance Run
Apr 1, 2023
Lake City, CO
San Juan Solstice 50 Mile
Jun 24, 2023
McClellanville, SC
Swamp Fox Ultra
Nov 19, 2022
Cooter Creek 50 Mile Trail Race
Apr 22, 2023
Brownsville, VT
Vermont 50 Ultra Run
Sep 24, 2023
Lake Tahoe, NV
Tahoe Rim Trail Endurance Runs
Jul 15, 2023
Philadelphia, PA
Dirty German Endurance Fest
May 20, 2023
Rocky Point, NY
Tesla Hertz Run
Oct 7, 2023
Charlotte, NC
WC-50 Ultra Trail Marathon
Oct 8, 2022
Durango, CO
Durango Skyline Trail Runs
Jun 4, 2022
Fruita, CO
Kessel Run Ultra
Nov 11, 2023
Sebastian, FL
Saint Sebastian 100
Nov 12, 2022
College Station, TX
Green Ultra at Millican
Mar 19, 2022
Wilmington, NC
Southern Tour Ultra
Jan 20, 2023
Richland, WA
Badger Mountain Challenge
Mar 24, 2023
Grand Junction, CO
Rough Canyon Trail Runs
Oct 8, 2022
Hector, NY
Finger Lakes 50s
Jul 2, 2022
Lawrence, KS
Hawk Hundred
Sep 10, 2022
Ottawa, KS
Prairie Spirit Trail Ultra Races
Mar 25, 2023
Kansas Rails-to-Trails Extravaganza
Oct 28, 2023
Canandaigua, NY
Can Lake 50 Ultras
Oct 7, 2023
Steamboat Springs, CO
Run Rabbit Run
Sep 16, 2023
Sep 15, 2023
Traverse City, MI
Lighthouse 100
Jun 11, 2022
Buena Vista, CO
Collegiate Peaks Trail Run
May 6, 2023
Huntsville, AL
Dizzy Fifties
Nov 19, 2022
Pittsfield, VT
Peak Bloodroot Ultra
May 12, 2023
May 13, 2023
May 10, 2022
Graham, TX
Hidden Hills Ultra
May 6, 2023
Rodeo Beach, CA
Headlands Hundred
Aug 11, 2022
Sylacauga, AL
Rebecca Mountain 50 Miler
Sep 10, 2022
Charlottesville, VA
Bel Monte Endurance Races
Mar 11, 2023
Virgil, NY
Virgil Crest Ultras
Sep 10, 2022
Ashland, OR
Siskiyou Out Back Trail Run
Jul 8, 2023
Willoughby Hills, OH
Burning River 100 Mile Endurance Run
Jul 29, 2023
Key West, FL
KEYS100
May 20, 2023
Chattanooga, TN
Lookout Mountain 50 Miler
Dec 17, 2022
Silverado, CA
That's No Moon
Sep 23, 2023
Decatur, TX
Grasslands Trail Run
Mar 18, 2023
Lynchburg, VA
Mountain Masochist Trail Run
Nov 5, 2022
Bishop, CA
Bishop High Sierra Ultras
May 20, 2023
Cleburne, TX
Coyote Trail Run
Apr 22, 2023
Manistee, MI
North Country Trail Run
Aug 26, 2023
Aug 27, 2023
Brooksville, FL
Croom Fools Run
Apr 2, 2022
Memphis, TN
Big Buffalo 50
Mar 25, 2023
Wildwood, MO
Ozark Foothills
Apr 15, 2023
Apr 16, 2023
Huntsville, TX
Rocky 50 Trail Race
Feb 11, 2023
Pinckney, MI
Run Woodstock
Sep 8, 2023
Sep 9, 2023
Sep 10, 2023
Smyrna, GA
Underground Circus 100
May 27, 2023
Winthrop, WA
Sun Mountain
May 21, 2022
May 22, 2022
May 14, 2022
Thurmond, WV
Highball to Thurmond Ultra
May 21, 2023
Tucson, AZ
AZT Oracle Rumble
Jan 28, 2023
San Francisco, CA
San Francisco 50 Miler
May 20, 2023
Ruth Anderson Memorial Endurance Run
Oct 14, 2023
Alexandria, LA
Wild Azalea Trail Challenge
Jan 7, 2023
Avalon, CA
Avalon Benefit 50 Mile
Jan 7, 2023
Kings Mountain, NC
Beast of the East 100
Dec 10, 2022
Las Vegas, NV
Labor of Love Races
Mar 11, 2023
Running with the Devil
Jun 17, 2023
Devil After Dark
Sep 16, 2023
Fire Fest Ultra
Nov 12, 2023
Lone Pine, CA
Wild Wild West Marathon
May 6, 2023
Elkton, MD
Phunt 25K/50K Trail Race
Jan 14, 2023
Boston, MA
TARC Don't Run Boston Races
Apr 16, 2023
New Preston, CT
Jack Bristol Lake Waramaug Ultra Races
Apr 24, 2022
La Grange, WI
Ice Age Trail Run
May 13, 2023
Clifton, VA
Bull Run Run 50 Mile
Apr 15, 2023
Boonsboro, MD
JFK 50 Mile
Nov 18, 2023
Palm Springs, CA
Beyond Limits Ultra
Apr 13, 2023
Brookville, PA
Baker Trail UltraChallenge
Aug 26, 2023
Albion, IN
Indiana Trail 100
Oct 14, 2023
West Columbia, TX
Grit Ultra Endurance Challenge
Dec 31, 2022
Smithville, TX
Hells Hills Trail Race
Mar 31, 2023
Apr 1, 2023
San Diego, CA
PCT 50
May 13, 2023
Albany, GA
Chehaw Challenge
Jan 28, 2023
Cassoday, KS
Heartland
Oct 8, 2022
Oct 7, 2022
Waddell, AZ
Mesquite Canyon Trail Runs
Mar 11, 2023
Sturgeon Bay, WI
Fall 50 - Door County
Oct 21, 2023
Chicago, IL
Chicago Lakefront 50K/50M
Oct 29, 2022
Los Alamos, NM
Jemez Mountain Trail Runs
May 20, 2023
Greenville, SC
Longest Night Trail Run
Dec 17, 2022
Dec 18, 2022
Grand Rivers, KY
Land Between the Lakes Trail Runs
Mar 11, 2023
Little Rock, AR
Ouachita Trail 50 Endurance Run
Apr 15, 2023
Decatur, AL
Delano Park
Mar 4, 2023
Timothy Lake, OR
Mt. Hood 50 Races
Jul 15, 2023
Jul 16, 2023
Leadville, CO
Leadville Silver Rush 50M Trail Run Race
Jul 8, 2023
West Orange, NJ
Squatchapple Trail Race
Mar 11, 2023
Pocatello, ID
Scout Mountain Ultras
Jun 3, 2023
Jun 2, 2023
Warda, TX
Wild Hare Trail Run
Nov 19, 2022
New Gloucester, ME
Trail Festival at Pineland Farms
May 27, 2023
May 28, 2023
Brooklyn, NY
PPTC 50 Mile Endurance Fest
Dec 11, 2022
West Milford, NJ
Highlands Trail Festival
May 14, 2022
Loudonville, OH
Mohican 100 Mile, 50 Mile and Marathon Runs
Jun 3, 2023
Castro Valley, CA
Dick Collins Firetrails
Sep 24, 2022
Ithaca, NY
Cayuga Trails 50
Jun 3, 2023
Sonoita, AZ
Old Pueblo Endurance Runs
Mar 4, 2023
Gills Rock, WI
Fall 50 - Door County
Oct 21, 2023
Vernon Hills, IL
Des Plaines River Trail Races
Oct 15, 2022
Pelham, AL
Blood Rock 100 and 50
Dec 2, 2022
Wilburton, OK
Outlaw 100
Feb 11, 2023
Terrebonne, OR
Run the Rock
Nov 11, 2023
Nov 12, 2023
Portersville, PA
Glacier Ridge Trail Ultra
May 13, 2023
Wendover, UT
Salt Flats Endurance Runs
May 5, 2023
May 6, 2023
Castaic, CA
Ridge Route Ultra
Apr 30, 2022
Morehead, KY
Big Turtle Trail Runs
Apr 22, 2023
Waynesville, MO
Bad Dawg Ultra
Aug 20, 2022
Circleville, WV
West Virginia Trilogy
Oct 13, 2023
Oct 14, 2023
Oct 15, 2023
Pine, CO
North Fork 50M/50K
Jun 4, 2022
Healdsburg, CA
Lake Sonoma 50
Apr 7, 2023
Apr 8, 2023
Blue Ridge, GA
Cruel Jewel 50
May 20, 2023
Cambridge, OH
American Triple-T
May 20, 2023
May 21, 2023
May 19, 2023
Dover, OH
Tuscazoar 100
Sep 2, 2023
Cannon Beach, OR
Gorgeous Coast Relay
Jul 16, 2022
Sturgis, SD
Black Hills 100
Jun 23, 2023
Jun 24, 2023
Hood River, OR
Gorgeous Relay
Sep 16, 2023
London, KY
War Hammer 100
Jun 10, 2023
Faust, UT
Pony Express Trail 100
Oct 20, 2023
Lanesboro, PA
Viaduct Trail Ultramarathon
Jul 9, 2022
Koloa, HI
The Kauai 50
Aug 5, 2023
Savage, MN
Surf The Murph
Oct 21, 2023
Brownstown, IN
Jackson County 50-50 Ultra
Dec 3, 2022
Pilot Mountain, NC
Pilot Mountain to Hanging Rock Ultra & Relay
Sep 30, 2023
Kaysville, UT
DC Peaks 50
Oct 7, 2023
Rocksprings, TX
J&J Race & Trail Running Reunion
Mar 10, 2023
Harrison, TN
Run Amok
Nov 5, 2022
Honey Creek, IA
Hitchcock Experience
Dec 10, 2022
Ashburnham, MA
Wapack and Back Trail Races
May 7, 2022
Milton, FL
Bear Bait Ultras
Jan 14, 2023
Port Allen, LA
Children of the Cane
Oct 29, 2022
Burns, TN
Mo' Bell
Oct 8, 2022
Oct 9, 2022
Escondido, CA
San Diego 50 and Trail Marathon
Jan 14, 2023
Port St Joe, FL
50 For Florida
Oct 22, 2022
Waxahachie, TX
Hachie 50
Apr 22, 2023
Palm Coast, FL
Oceans 50 Relay Race
Nov 5, 2022
Needville, TX
Brazos Bend 100
Dec 3, 2022
Lore City, OH
Stone House 50/50
May 21, 2022
May 22, 2022
Wellsboro, PA
Pine Creek Challenge
Sep 10, 2022
Port Aransas, TX
Barrier Island Ultra
Nov 5, 2022
Corolla, NC
Light 2 Light 50
Feb 5, 2022
Belleville, WI
Badger Trail Races
Jul 29, 2023
Jul 30, 2023
Vienna, IL
Tunnel Hill 100
Nov 12, 2022
Nov 13, 2022
Belmont, MI
Midwest Everest
Sep 30, 2023
Loxahatchee, FL
JW Corbett Trail Races
Apr 16, 2022
Cordesville, SC
Wambaw Swamp Stomp
May 13, 2023
Stayton, OR
Regis Stampede
May 3, 2020
Shepherdsville, KY
Crooked Creek Ultra Trail Race
Dec 3, 2022
Dec 4, 2022
Gold Beach, OR
Secret Beach 100K/50M
Aug 27, 2022
Carnegie, PA
Hell Hath No Hurry
Jul 24, 2022
Bald Head Island, NC
Badwater Cape Fear
Mar 18, 2023
Theilman, MN
Zumbro Endurance Run
Apr 7, 2023
Apr 8, 2023
Byers, CO
BINGO! Trail Runs
Nov 11, 2023
Palo Duro Canyon State Park, TX
Palo Duro Trail Run
Oct 21, 2023
Custer, SD
Lean Horse
Aug 19, 2023
Aug 20, 2023
Blodgett, OR
Marys Peak Trail Run
May 20, 2023
Parkdale, OR
Wy'east Wonder
Jun 24, 2023
Sewanee, TN
Rim Runner
Apr 1, 2023
Apr 2, 2023
Monument Valley, UT
Monument Valley Ultra
Mar 4, 2023
Canal Fulton, OH
Get Lucky 50/50
Mar 18, 2023
Eagle Up Ultra
Jun 3, 2023
Coon Rapids, IA
Whiterock Ultra
Jul 8, 2023
Gladstone, VA
James River Trail Runs
Apr 15, 2023
Frater Lake, WA
Kaniksu Ultras
Jun 10, 2023
Montgomery Village, MD
Stone Mill 50M Run
Nov 12, 2022
Sedalia, CO
Indian Creek Fifties
Oct 14, 2023
Cimarron, NM
Philmont Trail Race
Aug 13, 2022
St. Regis, MT
Trail Rail Run
Jun 11, 2022
Ida Grove, IA
Trail of the Dragon 50K/50M
Aug 6, 2022
Hewitt, NJ
Squatchayanda Trail Festival
Sep 23, 2023
Beatty, NV
Beatty's Backyard Ultra
Oct 15, 2022
Port Gamble, WA
Lumberjack Endurance Runs
Jun 11, 2022
Logandale, NV
Fire Fest Ultra
Nov 11, 2023
Nov 12, 2023
Polebridge, MT
Le Grizz Ultramarathon
Oct 8, 2022
Pawhuska, OK
Flower Moon
May 13, 2023
La Veta, CO
Cuchara Trail Runs
Jun 24, 2023
Wakulla Springs, FL
Tallahassee Ultra Distance Classic
Dec 10, 2022
Fort Davis, TX
Southwest 100
Mar 25, 2023
Littlefield, AZ
Grandmaster Ultras
Feb 10, 2023
Ellsworth, KS
Rockin K Trail Runs
Apr 2, 2022
Fort Collins, CO
Quad Rock 50
May 6, 2023
Hatch, UT
Bryce Canyon Ultras
May 20, 2023
Blue River, OR
Old Cascadia
Jul 8, 2023
Poland, IN
OPSF50|50
Mar 25, 2023
Granger, IA
Stuffed Turkey Endurance Races
Nov 18, 2023
South Cle Elum, WA
Cascade Super Ultra
Sep 23, 2023
Chesterfield, MA
Chesterfield Gorge Ultra and 25K Race
Jun 4, 2022
Jun 5, 2022
Upper Black Eddy, PA
Muleskinner
Oct 15, 2022
Spencer, TN
Frozen Falls
Feb 4, 2023
Woodford, VA
The Harbinger
Mar 4, 2023
La Sal, UT
UTE 100
Aug 26, 2023
Smicksburg, PA
Baker Trail UltraChallenge
Aug 26, 2023
Fifty-Six, AR
Three Days of Syllamo Stage Race
Mar 17, 2023 - Day One
Mar 18, 2023 - Day Two
Mar 19, 2023 - Day Three
Greenwater, WA
White River 50 Mile
Jul 30, 2022
Grand Mesa, CO
Grand Mesa Ultras
Jul 30, 2022
Green Valley, CA
Leona Divide
Apr 22, 2023
Saucier, MS
Q50 Races Badlands
Apr 9, 2022
Orcas Island, WA
Orcas Island Trail Runs
Apr 22, 2023
Apr 23, 2023
Grayson Highlands State Park, VA
Grayson Highlands
May 7, 2023
May 6, 2023
Brazos Bend State Park, TX
Brazos Bend 50
Apr 1, 2023
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
City Location
1. Regis Stampede
-
Past DateMay 3, 2020Sunday
-
100M, 75M, 50M run
More Information
-
Stayton, OR
Marion County, OR
2. Iron Horse
-
Past DateFeb 5, 2022Saturday
-
100M, 100K, 50M trail run
More Information
-
Florahome, FL
Putnam County, FL
3. Light 2 Light 50
-
CancelledFeb 5, 2022Saturday
-
50M run
More Information
-
Corolla, NC
Currituck County, NC
4. Green Ultra at Millican
-
Past DateMar 19, 2022Saturday
-
50M, 50K, 25K, 10K trail run
Virtual OptionMore Information
-
College Station, TX
Brazos County, TX
5. Croom Fools Run
-
Past DateApr 2, 2022Saturday
-
50M, 50K, 16M trail run
More Information
-
Brooksville, FL
Hernando County, FL
6. Naked Prussian Marathon & 50 Miler
-
Past DateApr 2, 2022Saturday
-
50M, 26.2M trail run
More Information
-
Leesport, PA
Berks County, PA
7. Rockin K Trail Runs
-
Past DateApr 2, 2022Saturday
-
50M, 26.2M trail run
More Information
-
Ellsworth, KS
Ellsworth County, KS
8. Q50 Races Badlands
-
Past DateApr 9, 2022Saturday
-
50M, 50K run
More Information
-
Saucier, MS
Harrison County, MS
9. JW Corbett Trail Races
-
Past DateApr 16, 2022Saturday
-
50M, 50K, 18M, 10K trail run
More Information
-
Loxahatchee, FL
Palm Beach County, FL
10. Jack Bristol Lake Waramaug Ultra Races
-
Past DateApr 24, 2022Sunday
-
100K, 50M, 50K run
More Information
-
New Preston, CT
Litchfield County, CT
11. Frisco Railroad Run
-
Past DateApr 30, 2022Saturday
-
50M, 50K, 26.2M, 13.1M, 8K run
More Information
-
Boston Marathon Qualifier
-
Willard, MO
Greene County, MO
12. Ridge Route Ultra
-
CancelledApr 30, 2022Saturday
-
50M, 50K, 40K, 20K, 5M trail run
More Information
-
Castaic, CA
Los Angeles County, CA
13. Wapack and Back Trail Races
-
Past DateMay 7, 2022Saturday
-
50M, 43M, 21.5M trail run
More Information
-
Ashburnham, MA
Worcester County, MA
14. Highlands Trail Festival
-
Past DateMay 14, 2022Saturday
-
100K, 50M, 50K, 25K trail run
More Information
-
West Milford, NJ
Passaic County, NJ
15. Sun Mountain
-
Past DateMay 14, 2022Saturday
-
50M trail run
More Information
-
Winthrop, WA
Okanogan County, WA
16. Stone House 50/50
-
Past DateMay 21, 2022Saturday
-
50M, 20M, 10M trail run | 50M relay
More Information
-
Lore City, OH
Guernsey County, OH
17. Chesterfield Gorge Ultra and 25K Race
-
Past DateJun 4, 2022Saturday
-
100M, 100K, 50M, 50K trail run
More Information
-
Chesterfield, MA
Hampshire County, MA
18. Durango Skyline Trail Runs
-
Past DateJun 4, 2022Saturday
-
50M, 50K, 30K trail run
More Information
-
Durango, CO
La Plata County, CO
19. Fumb Ducks - Cannonball Run
-
Past DateJun 4, 2022Saturday
-
50M relay | 50K adventure race
More Information
- Virginia Beach, VA
20. Indy Piston Endurance Run
-
Past DateJun 4, 2022Saturday
-
100M, 100K, 50M, 50K run
Virtual OptionMore Information
-
Indianapolis, IN
Marion County, IN
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.