April Ultras in the USA
Snoqualmie, WA
Mt. Si Relay & Trail Runs
Apr 21, 2024
Virginia Beach, VA
Long Creek 60K
Apr 6, 2025
Williamsburg, VA
Singletrack Maniac 50K
Apr 13, 2024
Lock Haven, PA
Eagleton Trail Challenge
Apr 6, 2024
Queen Creek, AZ
Sinister Night Runs
Apr 20, 2024
Stratford, CT
Forgotten Forest Ultra Run
Apr 20, 2024
Asheville, NC
Ville to Ville Craft Brew Relay
Apr 12, 2025
Willard, MO
Frisco Railroad Run
Apr 27, 2024
Oak Ridge, TN
Run Under The Stars
Apr 13, 2024
Richmond, VA
Ragnar Trail Richmond
Apr 26, 2024
Manhattan, KS
Flint Hills 50 and Marathon
Apr 27, 2024
Waynesville, OH
Ceasar Creek Trail Race
Apr 13, 2024
Apr 14, 2024
Pawling, NY
Summer Warm Up Run
Apr 28, 2024
Geneva, NY
Seneca7
Apr 28, 2024
Suwanee, GA
Loop The Hooch 50K
Apr 20, 2024
Huntington Beach, CA
Ragnar So Cal
Apr 12, 2024
Sunderland, MA
Mt. Toby Ultra and 24K
Apr 6, 2024
Colorado Springs, CO
Rattler Trail Race
Apr 13, 2024
Cheyenne Mountain Trail Race
Apr 27, 2024
Jackson, MS
Fondren Urban Ultra
Apr 20, 2024
Raleigh, NC
Mountains-to-Sea Trail 12 Mile and 50K Challenge
Apr 14, 2024
Tobacco Road Relay
Apr 27, 2024
Umstead 100 Mile Endurance Run
Apr 5, 2025
Brevard, NC
Smoky Mountain Relay
Apr 26, 2024
Issaquah, WA
Squak Mountain Trail Run
Apr 20, 2024
Ellensburg, WA
Yakima Skyline Rim 50K
Apr 20, 2024
Seattle, WA
Cottontail 6 &12 Hour
Apr 13, 2024
Bedford, VA
Promise Land 50K
Apr 20, 2024
Stillwater, OK
Lake McMurtry Run
Apr 13, 2024
Walnut Creek, CA
Diablo Trails Challenge
Apr 6, 2024
Moab, UT
Run Up For Air Moab
Apr 6, 2024
Thelma and Louise Marathon
Apr 27, 2024
Amasa Trail Race
Apr 12, 2025
Heflin, AL
Rockin Choccolocco 50K
Apr 27, 2024
Conyers, GA
Ragnar Trail Atlanta
Apr 19, 2024
Hampton, VA
Virginia 24 Hour Run and Relay
Apr 20, 2024
Madison, WI
MadCity Ultras
Apr 26, 2025
Lake Hughes, CA
Leona Divide
Apr 20, 2024
Woodside, CA
Woodside Crossover
Apr 13, 2024
Loveland, CO
Run the Ranch
Apr 5, 2024
Apr 6, 2024
Brooksville, FL
Croom Fools Run
Apr 6, 2024
Wildwood, MO
Ozark Foothills
Apr 6, 2024
Apr 7, 2024
Lewis Center, OH
The Fluffy Duck
Apr 7, 2024
Spokane, WA
Spokane River Run
Apr 21, 2024
Roanoke, VA
Blue Ridge Marathon
Apr 12, 2025
Prescott, AZ
Whiskey Basin Trail Runs
Apr 13, 2024
Pinckney, MI
Trail Marathon
Apr 27, 2024
Crystal Lake, IL
Earth Day 50K
Apr 26, 2025
Golconda, IL
River to River Relay
Apr 26, 2025
Port Angeles, WA
OAT Run
Apr 13, 2024
Oshkosh, WI
Run Away To the Bay
Apr 13, 2024
Hobe Sound, FL
Dunes Endurance Challenge
Apr 27, 2024
Boston, MA
TARC Don't Run Boston Races
Apr 14, 2024
New Preston, CT
Jack Bristol Lake Waramaug Ultra Races
Apr 28, 2024
Ashburn, VA
Growler Team Relay
Apr 13, 2024
Clifton, VA
Bull Run Run 50 Mile
Apr 5, 2025
Columbia, MO
The 24 Hour Lions Roar
Apr 19, 2024
Apr 20, 2024
Palm Springs, CA
Beyond Limits Ultra
Apr 3, 2024
Green Bay, WI
Run Away To the Bay
Apr 13, 2024
Calistoga, CA
Napa Valley Endurance Run
Apr 14, 2024
Coronado, CA
Ragnar So Cal
Apr 12, 2024
Smithville, TX
Hells Hills Trail Race
Apr 5, 2025
Tuscaloosa, AL
The Phoenix Trail Fest
Apr 20, 2024
Aurora, IL
Zoomies 50K
Apr 20, 2024
South Orange, NJ
Spring SOMO Timed Trail Races
Apr 13, 2024
Myrtle Beach, SC
Apex Trail Run
Apr 20, 2024
Greenville, SC
Ville to Ville Craft Brew Relay
Apr 12, 2025
Derry, NH
Cheap Marathon
Apr 5, 2025
Little Rock, AR
Ouachita Trail 50 Endurance Run
Apr 13, 2024
Brighton, CO
Runs With Scissors Races
Apr 27, 2024
Kalamazoo, MI
Kal-Haven Trail Run
Apr 14, 2024
Loudonville, OH
Forget the PR, Mohican 50K/25K
Apr 20, 2024
Castro Valley, CA
SPASM Lake Chabot
Apr 13, 2024
Rockford, MN
Trail Mix Race
Apr 20, 2024
Morgantown, WV
Coopers Rock 50K
Apr 27, 2024
East Islip, NY
Shore 2 Shore
Apr 13, 2024
Yellow Springs, OH
John Bryan Trail Race
Apr 20, 2024
Apr 21, 2024
New Auburn, WI
Chippewa 50K
Apr 27, 2024
Morehead, KY
Big Turtle Trail Runs
Apr 27, 2024
Healdsburg, CA
Lake Sonoma 50
Apr 12, 2024
Apr 13, 2024
Taylorsville, NC
Alexander County 6/12/24 hour Race
Apr 15, 2023
Sisters, OR
Peterson Ridge Rumble
Apr 13, 2025
Canon City, CO
Royal Gorge Groove
Apr 20, 2024
Weston, MA
TARC Spring Classic Trail Race
Apr 20, 2024
Reedley, CA
Silver Moon Race: Reedley
Apr 20, 2024
Borrego Springs, CA
Badwater Salton Sea
Apr 27, 2024
Burnet, TX
Pandora's Box of Rox Trail Race
Apr 27, 2024
Parkton, MD
Gunpowder Keg Ultra
Apr 13, 2024
Waxahachie, TX
Hachie 50
Apr 20, 2024
Cascade Locks, OR
Gorge Waterfalls
Apr 13, 2025
Apr 12, 2025
Apr 11, 2025
Bryson City, NC
Smoky Mountain Relay
Apr 26, 2024
Mariposa, CA
G-Bar Ultra and Trail Run
Apr 20, 2024
Hyner, PA
Hyner View Trail Challenge
Apr 20, 2024
Caseville, MI
Thumb Coast Ultra & Relay
Apr 20, 2024
Radcliff, KY
Saunders Springs Six Hour Shootout
Apr 13, 2024
Roseburg, OR
Roseburg to Coos Bay Relay
Apr 20, 2024
Tijeras, NM
Cedro Peak
Apr 20, 2024
Amherst, NY
Buffalo Runners 6 Hour Classic
Apr 21, 2024
North Liberty, IN
Run Happy 50K (and other happy distances)
Apr 13, 2024
Loxahatchee, FL
JW Corbett Trail Races
Apr 6, 2024
Theilman, MN
Zumbro Endurance Run
Apr 12, 2024
Apr 13, 2024
Smithland, KY
Herzog 100
Apr 20, 2024
Marcola, OR
Shotgun Trail Blast
Apr 6, 2024
Sewanee, TN
Rim Runner
Apr 13, 2024
Apr 14, 2024
Gladstone, VA
James River Trail Runs
Apr 13, 2024
Foresthill, CA
Canyons Endurance Runs
Apr 26, 2024
Apr 27, 2024
Summertown, TN
Snaketail 50
Apr 6, 2024
Hewitt, NJ
Wawayanda Trail Fest
Apr 20, 2024
Oak Hill, WV
Falling Water 100K
Apr 27, 2024
Julian, CA
Oriflamme 50K
Apr 12, 2025
Flovilla, GA
Bootlegger
Apr 5, 2025
Mont Clare, PA
Schuylkill River Relay
Apr 20, 2024
Ellsworth, KS
Rockin K Trail Runs
Apr 6, 2024
Quitaque, TX
Wild Canyon Ultra
Apr 6, 2024
Copperhill, TN
Big Frog Trail Runs
Apr 21, 2024
Apple Valley, UT
Zion Ultras
Apr 13, 2024
Apr 14, 2024
Saint Louis, MO
Double Chubb
Apr 13, 2024
Wallingford, KY
Bluegrass Ultra Trail Race
Apr 6, 2024
Slater-Marietta, SC
The Country Mile
Apr 4, 2025
Vesuvius, VA
UROC
Apr 27, 2024
Altura, MN
Storm the Park
Apr 20, 2024
Davis, OK
Arbuckle 100
Apr 6, 2024
Hooversville, PA
On The Dam Trail
Apr 27, 2024
La Honda, CA
Horseshoe Lake
Apr 21, 2024
Orcas Island, WA
Orcas Island Trail Runs
Apr 27, 2024
Apr 28, 2024
Brazos Bend State Park, TX
Brazos Bend 50
Apr 6, 2024
Fritch, TX
West Texas Ultra
Apr 5, 2025
Pilot Hill, CA
Placer Trail Running Festival
Apr 12, 2025
Edmunds, ME
Cobscook Backyard Ultra
Apr 21, 2024
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| Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
City Location
121. Horseshoe Lake
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Past DateApr 21, 2024Sunday
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50K, 26.2M, 30K, 13.1M, 5M trail run | kids run
More Information
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La Honda, CA
San Mateo County, CA
122. John Bryan Trail Race
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Past DateApr 21, 2024Sunday
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8H, 13.1M, 10K, 5K trail run | 20K relay
More Information
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Yellow Springs, OH
Greene County, OH
123. Mt. Si Relay & Trail Runs
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Past DateApr 21, 2024Sunday
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50M, 50K, 26.2M, 13.1M trail run | 58M relay
More Information
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Snoqualmie, WA
King County, WA
124. Spokane River Run
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Past DateApr 21, 2024Sunday
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50K, 25K, 10K, 5K trail run
More Information
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Spokane, WA
Spokane County, WA
125. Canyons Endurance Runs
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Apr 26, 2024Friday
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100M trail run
More Information
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Foresthill, CA
Placer County, CA
126. Earth Day 50K
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Apr 26, 2025Saturday
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50K, 15M, 5M trail run
More Information
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Crystal Lake, IL
McHenry County, IL
127. MadCity Ultras
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Apr 26, 2025Saturday
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100K, 50K run | 100K, 50K relay
More Information
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Madison, WI
Dane County, WI
128. Ragnar Trail Richmond
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Apr 26, 2024Friday
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120M relay
More Information
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Richmond, VA
Chesterfield County, VA
129. River to River Relay
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Apr 26, 2025Saturday
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80M relay
More Information
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Golconda, IL
Pope County, IL
130. Smoky Mountain Relay
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Apr 26, 2024Friday
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208M relay
More Information
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startBrevard, NCfinishBryson City, NCTransylvania County, NCSwain County, NC
131. Austin Falls Ultra
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Apr 27, 2024Saturday
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50K, 30K, 20K, 10K, 5K trail run
More Information
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Austin, TX
Travis County, TX
132. Badwater Salton Sea
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Apr 27, 2024Saturday
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81M run
More Information
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Borrego Springs, CA
San Diego County, CA
133. Big Turtle Trail Runs
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Apr 27, 2024Saturday
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50M, 50K, 10M trail run
More Information
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Morehead, KY
Rowan County, KY
134. Canyons Endurance Runs
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Apr 27, 2024Saturday
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100K, 50K, 25K trail run
More Information
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Foresthill, CA
Placer County, CA
135. Cheyenne Mountain Trail Race
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Apr 27, 2024Saturday
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50K, 25K, 10K trail run
More Information
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Colorado Springs, CO
El Paso County, CO
136. Chippewa 50K
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Apr 27, 2024Saturday
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50K, 10K trail run
More Information
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New Auburn, WI
Chippewa County, WI
137. Coopers Rock 50K
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Apr 27, 2024Saturday
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50K, 13.1M trail run
More Information
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Morgantown, WV
Monongalia County, WV
138. Dunes Endurance Challenge
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Apr 27, 2024Saturday
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50K, 13.1M trail run
More Information
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Hobe Sound, FL
Martin County, FL
139. Falling Water 100K
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Apr 27, 2024Saturday
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100K trail run
More Information
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Oak Hill, WV
Fayette County, WV
140. Flint Hills 50 and Marathon
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Apr 27, 2024Saturday
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50M, 26.2M trail run
More Information
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Manhattan, KS
Riley County, KS
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.