6H to 24H Relays in the USA
Elkhorn, WI
One Tough Fn' Ultra
Jun 10, 2023
Fort Worth, TX
KING of Eagle Mountain Trail Challenge
Jun 1, 2024
Middleton, WI
Run the Hawk Trail Runs
Aug 24, 2024
Munroe Falls, OH
Loop The Lake
Nov 11, 2023
Carrollton, KY
General Butler Trail Race
Jun 1, 2024
Chillicothe, OH
Great Seal Trail Race
Apr 28, 2024
Apr 27, 2024
Oak Ridge, TN
Run Under The Stars
Apr 13, 2024
Bowling Green, KY
Hot Rod 24 Hour Ultra
Sep 21, 2024
Waynesville, OH
Ceasar Creek Trail Race
Apr 13, 2024
Apr 14, 2024
Clarksburg, MD
Froggy Hollow 5 & 9
Feb 3, 2024
Annapolis, MD
Endless Summer 6-Hour Run
Jul 23, 2023
San Jose, CA
New Year's One Day
Dec 31, 2023
Olympia, WA
Millersylvania Trail Races
Jun 2, 2024
Jackson, MS
Fondren Urban Ultra
Apr 20, 2024
Terre Haute, IN
Hawthorn Half Day Relay & Ultra
May 25, 2024
Charlotte, NC
Time Laps
May 17, 2024
Minneapolis, MN
Loopet Loppet
Oct 19, 2024
Toledo, OH
Miakonda Trail Ultra
Sep 2, 2023
Greencastle, IN
Vulture Vista Ultra
Jun 15, 2024
Venice, FL
BrokenTrack
Dec 14, 2023
Springfield, MO
Run for the Ranch
Dec 30, 2023
McMinnville, OR
The Race to Space
May 11, 2024
Jupiter, FL
Picnic Island Ultra
Mar 16, 2024
Ashland, OR
The Tempest Endurance Race
Oct 7, 2023
Overland Park, KS
Patriots Run
Sep 14, 2024
Hampton, VA
Virginia 24 Hour Run and Relay
Apr 20, 2024
Phoenixville, PA
Phoenixville XC: Miles for Cancer 6-Hour Relay & Ultra
Aug 12, 2023
Amherst, NH
Joe English Twilight Challenge
Oct 19, 2024
Bozeman, MT
Bobcat Trail Challenge
Oct 1, 2023
Loveland, CO
Run the Ranch
Apr 5, 2024
Apr 6, 2024
Dousman, WI
ARKTOS
Feb 22, 2025
Lewis Center, OH
Alum Creek Trail Half Marathon Relay
Oct 7, 2023
Oct 8, 2023
Alum Creek Trail Race
May 18, 2024
May 19, 2024
San Francisco, CA
SF One Day
Jun 15, 2024
Paso Robles, CA
Silver Moon Race: Paso Robles
Feb 24, 2024
Lakewood, OH
Hell on Hogsback: Endurance Challenge
Aug 24, 2024
Highlands Ranch, CO
Chase the Moon 12-Hour Endurance Run
Jul 19, 2024
Port Angeles, WA
Salt Creek 24
Oct 26, 2024
Cumberland, RI
Survival of the F.I.T.test 24 Hour Trail Ultra
Oct 21, 2023
F.I.T. 'Rock Trail Race
Mar 16, 2024
Pittsgrove, NJ
Hot Mess Trail Races
Jul 8, 2023
Greenville, SC
A Day at The Park
Aug 31, 2024
Canton, OH
Cheeky Monkey 24
Sep 14, 2024
Davie, FL
Vista View 360 Ultramarathon
Jan 7, 2024
Decatur, AL
Delano Park
Mar 2, 2024
Paducah, KY
Run Under The Stars
Jun 1, 2024
Smithfield, VA
Get Outside 8-Hour
Nov 25, 2023
Davenport, IA
Schuetzen NEIN! Hour
Jun 15, 2024
New Gloucester, ME
Trail Festival at Pineland Farms
May 25, 2024
May 26, 2024
Versailles, IN
Versailles Trail Race
Oct 7, 2023
Oct 8, 2023
Nashotah, WI
Run S'more 24
Jun 24, 2023
Pelham, AL
Runk the Gap
May 10, 2024
Yellow Springs, OH
John Bryan Trail Race
Mar 30, 2024
John Bryan Trail Race
Apr 20, 2024
Apr 21, 2024
Wendover, UT
Dusk to Dawn Relay Race
Aug 30, 2024
Nebo, NC
Saturday - Pisgah 8 Hour Adventure Race
May 4, 2024
Sunday - Pisgah 8 Hour Adventure Race
May 5, 2024
Powhatan, VA
Piedmont 8 Hour
Oct 19, 2024
Bartow, FL
World's Toughest Mudder
Nov 9, 2024
Reedley, CA
Silver Moon Race: Reedley
Apr 20, 2024
Burns, TN
Mo' Bell
Oct 12, 2024
Burnet, TX
Spider Mountain Trail Race
May 11, 2024
Hemet, CA
Boundiful Endurance Runs
Nov 4, 2023
Parkton, MD
Genesee Valley Ultra
Mar 23, 2024
Alabaster, AL
Endless Mile
Oct 25, 2024
Oct 26, 2024
Galloway, OH
Big Darby Creek Trail Scramble
Jun 8, 2024
Atglen, PA
Brave the 12hr Ultra Relay Race
Jul 15, 2023
Versailles, KY
Falling Springs Endurance Run
Sep 23, 2023
Campbellsville, KY
The Possum Night Run
Aug 19, 2023
Cedar Creek, TX
The Circus
Dec 2, 2023
Kendallville, IN
Armed Forces Endurance Run
May 18, 2024
New Boston, NH
Hamsterwheel
Nov 2, 2024
New Palestine, IN
Royal Beast 12 Hour Trail Relay/Run
Jun 10, 2023
Radcliff, KY
Saunders Springs Six Hour Shootout
Apr 13, 2024
Perrysville, OH
Mohican Trail Race
May 11, 2024
May 12, 2024
Holly Springs, NC
Holly Springs Race Against the Sun
Feb 24, 2024
Watertown, TN
Black Toe Run
Feb 1, 2025
New Carlisle, OH
Revenuer's Run
Dec 28, 2024
Summerfield, NC
Doggettville 12 Relay and Ultra Race
Sep 21, 2024
Mendocino, CA
Mendocino Running Festival
Sep 7, 2024
Fort Wayne, IN
Fort4Fitness Summer Sunset Relay
Jun 29, 2024
Green Bay, VA
Dogwood Ultra Marathons
Mar 22, 2024
Hueston Woods State Park, OH
Hueston Woods Trail Race
Apr 6, 2024
Apr 7, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Lake Norman State Park Six Hour Endurance Run & Relay
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Past DateMar 25, 2023Saturday
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6H trail run | 6H relay
More Information
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Troutman, NC
Iredell County, NC
2. One Tough Fn' Ultra
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Past DateJun 10, 2023Saturday
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12H trail run | 12H relay
More Information
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Elkhorn, WI
Walworth County, WI
3. Royal Beast 12 Hour Run/Walk/Relay & 5K
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Past DateJun 10, 2023Saturday
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12H, 5K run | 12H relay
More Information
- New Palastine, IN
4. Royal Beast 12 Hour Trail Relay/Run
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Past DateJun 10, 2023Saturday
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12H trail run | 12H relay
More Information
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New Palestine, IN
Hancock County, IN
5. Run S'more 24
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Past DateJun 24, 2023Saturday
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24H, 6H, 5K trail run | 24H relay | kids run
More Information
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Nashotah, WI
Waukesha County, WI
6. Hot Mess Trail Races
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Past DateJul 8, 2023Saturday
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6H, 13.1M trail run | 6H, 13.1M relay
More Information
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Pittsgrove, NJ
Salem County, NJ
7. Brave the 12hr Ultra Relay Race
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Past DateJul 15, 2023Saturday
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12H relay
More Information
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Atglen, PA
Chester County, PA
8. Endless Summer 6-Hour Run
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Past DateJul 23, 2023Sunday
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6H run | 6H relay
More Information
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Annapolis, MD
Anne Arundel County, MD
9. Phoenixville XC: Miles for Cancer 6-Hour Relay & Ultra
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Past DateAug 12, 2023Saturday
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6H run | 6H relay
More Information
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Phoenixville, PA
Chester County, PA
10. The Possum Night Run
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Past DateAug 19, 2023Saturday
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12H trail run | 12H relay
More Information
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Campbellsville, KY
Taylor County, KY
11. Miakonda Trail Ultra
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Past DateSep 2, 2023Saturday
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24H, 100K, 15K trail run | 24H relay
More Information
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Toledo, OH
Lucas County, OH
12. Falling Springs Endurance Run
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Past DateSep 23, 2023Saturday
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12H, 6H trail run | 12H, 6H relay
More Information
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Versailles, KY
Woodford County, KY
13. Bobcat Trail Challenge
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Past DateOct 1, 2023Sunday
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6H, 3H, 5K trail run | 6H relay
More Information
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Bozeman, MT
Gallatin County, MT
14. Alum Creek Trail Half Marathon Relay
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Past DateOct 7, 2023Saturday
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8H, 13.1M, 10K, 5K trail run | 20K relay
More Information
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Lewis Center, OH
Delaware County, OH
15. The Tempest Endurance Race
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CancelledOct 7, 2023Saturday
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24H, 12H, 6H, 3H trail run | 24H relay
More Information
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Ashland, OR
Jackson County, OR
16. Versailles Trail Race
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Past DateOct 7, 2023Saturday
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8H, 13.1M, 10K, 5K trail run | 20K relay
More Information
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Versailles, IN
Ripley County, IN
17. Alum Creek Trail Half Marathon Relay
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Past DateOct 8, 2023Sunday
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8H, 13.1M, 10K, 5K trail run | 20K relay
More Information
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Lewis Center, OH
Delaware County, OH
18. Versailles Trail Race
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Past DateOct 8, 2023Sunday
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8H, 13.1M, 10K, 5K trail run | 20K relay
More Information
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Versailles, IN
Ripley County, IN
19. Survival of the F.I.T.test 24 Hour Trail Ultra
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Past DateOct 21, 2023Saturday
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24H, 100M, 100K, 50K trail run | 24H relay
More Information
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Cumberland, RI
Providence County, RI
20. Boundiful Endurance Runs
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Past DateNov 4, 2023Saturday
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24H, 12H, 6H, 3H run | 24H, 12H, 6H relay | kids run
More Information
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Hemet, CA
Riverside County, CA
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.