March Ultras in the USA
Santa Barbara, CA
Santa Barbara Nine Trails
Mar 15, 2025
Livingston, NJ
Livingston Oval Ultra
Mar 8, 2025
Sausalito, CA
Marin Ultra Challenge
Mar 8, 2025
Fairbanks, AK
Chena River to Ridge
Mar 2, 2024
Tanana River Challenge
Mar 16, 2024
White Mountains 100
Mar 23, 2024
Lake Texoma, TX
Cross Timbers Trail Run
Mar 1, 2025
Dalton, GA
Southern States 200
Mar 19, 2025
Cody, WY
Hunt Trail Race
Mar 9, 2024
Ivins, UT
Red Mountain
Mar 1, 2025
Saint George, UT
Lake to Lake Relay and Ultra
Mar 1, 2025
Boulder City, NV
Blood, Sweat & Beers
Mar 30, 2024
Bootlegger 50K
Mar 30, 2024
Leesport, PA
Naked Bavarian 20M/40M
Mar 1, 2025
Rocky Mount, VA
Crooked Road 24 Hour Ultra
Mar 8, 2025
Granite Bay, CA
Chanoko Trail Runs
Mar 8, 2025
Olympia, WA
Little Backyard Adventure
Mar 15, 2025
Issaquah, WA
Running Up For Air - Tiger Mountain
Mar 8, 2025
College Station, TX
Green Ultra at Millican
Mar 16, 2024
Wilmington, NC
Wilmington Growler Relay
Mar 23, 2024
Richland, WA
Badger Mountain Challenge
Mar 21, 2025
Seattle, WA
Dizzy Daze
Mar 29, 2025
Lawrence, KS
Pi Day River Rotation
Mar 9, 2024
Syracuse, UT
Antelope Island Buffalo Run
Mar 28, 2025
Charleston, SC
Palmetto Relay
Mar 22, 2024
Mar 23, 2024
Gonzales, TX
Texas Independence Relay
Mar 29, 2025
Henderson, NV
Trail Trashed
Mar 22, 2025
Chickamauga, GA
The Cove
Mar 15, 2025
Folsom, CA
Folsom South Side Trail Run
Mar 15, 2025
Moab, UT
Behind the Rocks
Mar 22, 2025
Jacksonville, FL
Loopapalooza
Mar 24, 2024
Charlottesville, VA
Bel Monte Endurance Races
Mar 15, 2025
Santa Clarita, CA
Valencia Trail Race
Mar 22, 2025
Homer, AK
Homer Epic
Mar 8, 2025
Jupiter, FL
Picnic Island Ultra
Mar 16, 2024
Comfort, TX
Dos Senderos
Mar 1, 2025
Chattanooga, TN
Stump Jump Trail Race
Mar 8, 2025
Naperville, IL
4x4x48 Challenge
Mar 22, 2024
Decatur, TX
Grasslands Trail Run
Mar 15, 2025
Houston, TX
Texas Independence Relay
Mar 29, 2025
Brooksville, FL
Long Play Trail Run
Mar 1, 2025
Memphis, TN
Big Buffalo 50
Mar 23, 2024
Beaver Falls, PA
Rabid Raccoon 100
Mar 15, 2025
Mar 14, 2024
Mar 16, 2025
Corona, CA
Run4Kids 24 Hour Running Party
Mar 22, 2024
Las Vegas, NV
Labor of Love Races
Mar 8, 2025
Danville, VA
Green Monster
Mar 23, 2024
Cape Girardeau, MO
Howard Aslinger Endurance Run
Mar 14, 2025
Susquehanna State Park, MD
HAT Run
Mar 22, 2025
Port Angeles, WA
Frosty Moss Relay
Mar 15, 2025
San Angelo, TX
Crazy Desert Trail Race
Mar 8, 2025
Tulsa, OK
Snake Run
Mar 9, 2025
Cumberland, RI
F.I.T. 'Rock Trail Race
Mar 16, 2024
Columbia, MO
Three Creeks Torrent Trail Runs
Mar 22, 2025
Austin, TX
Austin Falls Ultra
Mar 29, 2025
San Antonio, TX
SARR Prickly Pear 50K/15K/5K
Mar 8, 2025
Panama City Beach, FL
Gulf Coast Conservation Trailfest
Mar 16, 2024
Pinedale, WY
The Drift
Mar 16, 2025
Mar 14, 2025
Valparaiso, IN
Tombstone 30K/50K Trail Run
Mar 8, 2025
Sedalia, VA
Terrapin Mountain 50K
Mar 22, 2025
Waddell, AZ
Mesquite Canyon Trail Runs
Mar 8, 2025
Gaithersburg, MD
Seneca Creek Greenway Trail Marathon and 50K
Mar 8, 2025
Grand Rivers, KY
Land Between the Lakes Trail Runs
Mar 8, 2025
Anniston, AL
McClellan Madness
Mar 1, 2025
Westwood, MA
TARC To Hale and Back
Mar 22, 2025
Decatur, AL
Delano Park
Mar 8, 2025
West Orange, NJ
Squatchapple Trail Race
Mar 8, 2025
Oakland, CA
Redwood (Spring) Trail Run
Mar 22, 2025
Sonoita, AZ
Old Pueblo Endurance Runs
Mar 1, 2025
Yellow Springs, OH
8 Hours of Power (John Bryan State Park)
Mar 30, 2024
Elizabethtown, KY
Etown Trail Classic
Mar 1, 2025
Waynesville, MO
Racing for Daylight
Mar 9, 2024
Mesquite, NV
Flat Top Mesa Endurance Run
Feb 28, 2025
Mar 1, 2025
Grandmaster Ultras
Mar 1, 2025
Mar 2, 2025
Sterling, VA
Perfect Day 50K Loudoun
Mar 8, 2025
Laurinburg, NC
Run with the Knights 24 Hr Ultra
Mar 22, 2025
Florence, OR
Siuslaw Dunes
Mar 8, 2025
Lithia Springs, GA
SweetH2O 50K
Mar 10, 2024
Waretown, NJ
Spring Rat Race
Mar 22, 2025
Fort Payne, AL
Lost Falls
Mar 2, 2024
Blairsville, GA
Georgia Death Race
Mar 29, 2025
Selma, AL
Selma to Montgomery Relay
Mar 15, 2025
Parkton, MD
Genesee Valley Ultra
Mar 29, 2025
Waxahachie, TX
Hachie 50
Mar 1, 2025
Muenster, TX
Ramble In The Brambles Trail Run
Mar 22, 2025
Swannanoa, NC
Land and Lakes Relay
Mar 1, 2025
Douglassville, PA
Shamrock Shenanigans Ultra
Mar 15, 2025
Shepherdsville, KY
Bourbon Country 25K/50K
Mar 30, 2024
Moncks Corner, SC
Hallucination 6/12/24 Hour Trail Run
Mar 16, 2024
Bald Head Island, NC
Badwater Cape Fear
Mar 22, 2025
Thomaston, GA
Widow Maker Ultra
Mar 23, 2024
Pegram, TN
Music City Trail Ultra
Mar 1, 2025
Crown King, AZ
Crown King Scramble
Mar 22, 2025
Monument Valley, UT
Monument Valley Ultra
Mar 1, 2025
Canal Fulton, OH
Get Lucky 50/50
Mar 15, 2025
Williamson, WV
Conquer the Wall Endurance Challenge
Mar 7, 2025
Del Valle, TX
Great Springs Trail Race - Austin
Mar 8, 2025
Dayton, VA
Hone Quarry 40 Miler
Mar 29, 2025
Fort McDowell, AZ
The Onyx Race
Mar 30, 2024
Adrian, OR
Owyhee Off-Road Challenge
Mar 22, 2025
Julian, CA
Old West Trail Runs
Mar 15, 2025
Haysville, KS
Shamrock Shuffle 5K
Mar 9, 2024
Mount Pleasant, SC
Peyton's Wild and Wacky 5K Ultra
Mar 8, 2025
Fairhaven, WA
Chuckanut Mountain 50K Trail Run
Mar 15, 2025
Safe Harbor, PA
Special 13 & 26, 36 mile Trail Run
Mar 15, 2025
Poland, IN
OPSF50|50
Mar 22, 2025
Green Bay, VA
Dogwood Ultra Marathons
Mar 21, 2025
Fifty-Six, AR
Three Days of Syllamo Stage Race
Mar 14, 2025 - Day One
Mar 15, 2025 - Day Two
Mar 16, 2025 - Day Three
Los Osos, CA
Montana de Oro Trail Run
Mar 29, 2025
Roseau, MN
ROAR 4x4x48 Challenge
Mar 22, 2024
Marinwood, CA
Big Alta
Mar 22, 2025
Clinton Lake State Recreation Area, IL
Clinton Lake Ultra
Mar 29, 2025
Cheaha State Park, AL
Southern States 200
Mar 19, 2025
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
Featured Listing
1. Rabid Raccoon 100
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Past DateMar 14, 2024ThursdayMar 15, 2025Saturday1 more
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100M, 100K, 13.1M, 5K trail run | 100M relay | 5K obstacle run
More Information
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Beaver Falls, PA
Beaver County, PA
1. Conquer the Rock
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Mar 1, 2025SaturdayFoothills 50K
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50K trail run
More Information
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Pickens, SC
Pickens County, SC
2. Cross Timbers Trail Run
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Mar 1, 2025Saturday
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50M, 26.2M, 13.1M, 5M trail run
More Information
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Lake Texoma, TX
Grayson County, TX
3. Dos Senderos
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Mar 1, 2025Saturday
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100K, 50K, 20M, 10M trail run
More Information
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Comfort, TX
Kendall County, TX
4. Etown Trail Classic
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Mar 1, 2025Saturday
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8H, 5K trail run | 8H relay
More Information
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Elizabethtown, KY
Hardin County, KY
5. Flat Top Mesa Endurance Run
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Mar 1, 2025Saturday
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50M, 50K trail run
More Information
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Mesquite, NV
Clark County, NV
6. Grandmaster Ultras
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Mar 1, 2025Saturday
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100M, 100K trail run
More Information
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Mesquite, NV
Clark County, NV
7. Hachie 50
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Mar 1, 2025Saturday
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50M, 30M, 26.2M run | 50M relay
More Information
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Boston Marathon Qualifier
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Waxahachie, TX
Ellis County, TX
8. Lake to Lake Relay and Ultra
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Mar 1, 2025Saturday
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50M run | 50M relay
More Information
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Saint George, UT
Washington County, UT
9. Lake Vian Hilltop Run
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Mar 1, 2025Saturday
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100K, 50M, 50K, 26.2M, 13.1M, 4M run
More Information
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Vian, OK
Sequoyah County, OK
10. Land and Lakes Relay
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Mar 1, 2025Saturday
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61M relay
More Information
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Swannanoa, NC
Buncombe County, NC
11. Long Play Trail Run
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Mar 1, 2025Saturday
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33M, 13.1M, 6K trail run
More Information
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Brooksville, FL
Hernando County, FL
12. McClellan Madness
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Mar 1, 2025Saturday
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8H, 4H trail run
More Information
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Anniston, AL
Calhoun County, AL
13. Mississippi 50 Trail Run
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Mar 1, 2025Saturday
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100M, 50M, 50K, 20K trail run
More Information
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Laurel, MS
Jones County, MS
14. Monument Valley Ultra
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Mar 1, 2025Saturday
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50K trail run
More Information
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Monument Valley, UT
San Juan County, UT
15. Music City Trail Ultra
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Mar 1, 2025Saturday
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50K, 25K, 12K trail run
More Information
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Pegram, TN
Cheatham County, TN
16. Naked Bavarian 20M/40M
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Mar 1, 2025Saturday
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40M, 20M trail run
More Information
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Leesport, PA
Berks County, PA
17. Old Pueblo Endurance Runs
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Mar 1, 2025Saturday
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100M, 75M, 50M, 25M trail run
More Information
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Sonoita, AZ
Santa Cruz County, AZ
18. Red Mountain
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Mar 1, 2025Saturday
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55K, 30K, 13.1M trail run
More Information
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Ivins, UT
Washington County, UT
19. Way Too Cool 50K Endurance Run
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Mar 1, 2025Saturday
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50K, 10M run
More Information
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Cool, CA
El Dorado County, CA
20. Border to Badlands Ultra
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Past DateMar 2, 2024Saturday
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50M, 50K, 26.2M, 13.1M, 10K, 5K trail run
More Information
- Comstock, TX
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.