September Ultras in the USA on Weekends
Williamsburg, VA
15 Hours of Fun
Sep 28, 2024
Worcester, MA
Greenway Challenge
Sep 28, 2024
Warren, CT
Angevine Farm Trail Festival
Sep 22, 2024
Pittsfield, MA
Free to Run Trail Races
Sep 14, 2024
Stratford, CT
Enchanted Forest Ultra Run
Sep 21, 2024
Chillicothe, OH
YOTE 50K, 25K, 5M
Sep 9, 2023
Bowling Green, KY
Hot Rod 24 Hour Ultra
Sep 21, 2024
Flagstaff, AZ
Tour de Flagstaff
Sep 2, 2023
Flagstaff to Grand Canyon Stagecoach Line 100 Mile, 55K & Relays
Sep 21, 2024
Flagstaff Sky Peaks Mountain Runs
Sep 28, 2024
Belmont, NC
Rocky Branch Ultra
Sep 14, 2024
Fountain Hills, AZ
Javelina Jangover Night Runs
Sep 21, 2024
Midway, UT
Valkyrie Multisport Relay
Sep 14, 2024
Dalton, GA
Georgia Jewel
Sep 21, 2024
Sep 20, 2024
Easton, WA
Ultra Fest
Sep 21, 2024
Maplewood, NJ
FallApple
Sep 7, 2024
Tyler, TX
Piney Woods Ultra
Sep 28, 2024
Honolulu, HI
Tantalus Triple Trek
Sep 2, 2023
Hanover, PA
Trails 4 Tails
Sep 21, 2024
Crested Butte, CO
Crested Butte Ultra
Sep 28, 2024
Lebanon, OH
A Day In The Park 24H
Sep 21, 2024
Carlisle, MA
TARC Fall Classic
Sep 7, 2024
Berkeley, CA
Berkeley Trail Adventure
Sep 14, 2024
San Jose, CA
South Hills Single Track Trail Run
Sep 14, 2024
Mt Umunhum to Quicksilver Point to Point
Sep 28, 2024
Evanston, IL
Half Day at the Lake
Sep 14, 2024
Morganton, NC
Table Rock Ultras
Sep 21, 2024
Brownsville, VT
Vermont 50 Ultra Run
Sep 29, 2024
Philadelphia, PA
PHL24
Sep 15, 2024
Washington Crossing, PA
Bridge To Bridge Run
Sep 30, 2023
Toledo, OH
Miakonda Trail Ultra
Sep 2, 2023
Douthat State Park, VA
Odyssey Trail Running Rampage
Sep 7, 2024
Lawrence, KS
Hawk Hundred
Sep 7, 2024
Steamboat Springs, CO
Run Rabbit Run
Sep 14, 2024
Sep 13, 2024
Buena Vista, CO
West Line Winder
Sep 28, 2024
Camden, NJ
City Invincible Track Ultra
Sep 28, 2024
Deadwood, SD
Black Hills Veteran March
Sep 21, 2024
Sylacauga, AL
Rebecca Mountain 50 Miler
Sep 7, 2024
Virgil, NY
Virgil Crest Ultras
Sep 14, 2024
Ashland, OR
Pine to Palm
Sep 7, 2024
McCall, ID
IMTUF100
Sep 21, 2024
Chattanooga, TN
Trash Panda
Sep 14, 2024
Overland Park, KS
Patriots Run
Sep 14, 2024
Hampton, VA
Joe's Night Run at the Hamptons
Sep 7, 2024
Youngstown, OH
Youngstown Ultra Trail Classic
Sep 7, 2024
Kankakee, IL
Limestone Rocks
Sep 21, 2024
Woodside, CA
Crystal Springs
Sep 1, 2024
Silverado, CA
That's No Moon
Sep 28, 2024
Adrian, MI
Heritage 13.1 & 50K Trail Run
Sep 29, 2024
Wildwood, MO
Rockin' Rockwoods Ultra Run
Sep 14, 2024
McKinney, TX
Love Never Ends Trail Run
Sep 28, 2024
Sep 29, 2024
La Crosse, WI
Goosebumps 6 and 24 Hour Run
Sep 20, 2024
Sep 21, 2024
Grand Island, NY
St Stephen School Welcome Back 5K
Sep 7, 2024
Spokane, WA
Gone Fir A Run 50K Trail race
Sep 28, 2024
Plain, WA
Plain Endurance Runs
Sep 14, 2024
Pinckney, MI
Run Woodstock
Sep 6, 2024
Sep 7, 2024
Sep 8, 2024
Stockton, CA
Loop the Lake 5K
Sep 24, 2023
Allentown, PA
Lehigh Parkway Ultra 50K
Sep 21, 2024
Port Angeles, WA
GOAT Run
Sep 7, 2024
Tulsa, OK
Urban Adventure Race
Sep 28, 2024
Auburn, CA
Sunset & Cider Trail Races
Sep 28, 2024
Clayton, CA
Diablo Trail Run
Sep 8, 2024
Stephens City, VA
Sherando Park Endurance Athletic Run 8 Hour Challenge
Sep 21, 2024
Jul 13, 2024
Aug 25, 2024
Rockingham, NC
Hinson Lake 24 Hour Ultra Classic
Sep 28, 2024
Jim Thorpe, PA
Boulder Field Ultra
Sep 14, 2024
Annville, PA
March for The Fallen
Sep 23, 2023
Triangle, VA
12-HR Adventure Trail Run
Sep 14, 2024
Greenville, SC
Back 9
Sep 9, 2023
Canton, OH
Cheeky Monkey 24
Sep 14, 2024
Freeport, ME
Farm To Farm Ultra
Sep 29, 2024
Tiffin, OH
Tiffin Fractured 50K
Sep 14, 2024
Rocklin, CA
Ride To Walk Endurance Race
Sep 23, 2023
Logan, OH
Hocking Hills Trail Run
Sep 21, 2024
Pocatello, ID
P-Town's Mini Barkley
Sep 16, 2023
Castro Valley, CA
Dick Collins Firetrails
Sep 28, 2024
Grants, NM
Mt. Taylor 50K
Sep 28, 2024
Wausau, WI
IRONBULL Ultra Trail
Sep 28, 2024
Trinidad, CO
The Rad Dirt Fest
Sep 28, 2024
Rosendale, NY
Shawangunk Ridge Trail Run
Sep 14, 2024
Sep 13, 2024
Independence, KS
FlatRock 50K / 25K
Sep 28, 2024
Pine, AZ
Mogollon Monster 100
Sep 7, 2024
Forest City, NC
Not a Sprint Endurance Run
Sep 1, 2024
Greer, SC
Never Forget 9:11 Endurance
Sep 8, 2024
Sisters, OR
Three Sisters Skyline
Sep 21, 2024
Cortland, NY
Peak 2 Brew: P2B FLX Trail
Sep 21, 2024
Pilot Mountain, NC
Pilot Mountain to Hanging Rock Ultra & Relay
Sep 28, 2024
Germantown, OH
Germantown 50K
Sep 14, 2024
Kent, CT
Macedonia Trail Race
Sep 8, 2024
Camden, ME
Megunticook 50
Sep 9, 2023
Michigan City, IN
Tryon Farm 8 Miler/25K/50K
Sep 21, 2024
Palmer Lake, CO
24 Hours of Palmer Lake
Sep 28, 2024
Blairsville, GA
Lady of the Lake
Sep 28, 2024
Polacca, AZ
Paatuwaqatsi Run
Sep 14, 2024
Chesterfield, NH
Pisgah Mountain Trail Races
Sep 15, 2024
Paris, TX
Paris Pair
Sep 21, 2024
Wellsboro, PA
Pine Creek Challenge
Sep 7, 2024
Gardners, PA
Ironmaster's Challenge
Sep 22, 2024
Bartlett, TN
Stanky Creek Trail Race
Sep 30, 2023
Richfield, OH
Crowell Hilaka Trail Run
Sep 15, 2024
Versailles, KY
Falling Springs Endurance Run
Sep 23, 2023
Kanab, UT
Grand to Grand Ultra
Sep 22, 2024
Orcas Island, WA
Moran Constitutional Relay
Sep 21, 2024
Shenandoah, VA
Grindstone
Sep 20, 2024
Sep 21, 2024
Belleville, WI
Last Dot Standing
Sep 20, 2024
Sep 21, 2024
Milford, PA
Water Gap
Sep 23, 2023
Belmont, MI
Midwest Everest
Sep 28, 2024
Empire, CO
Devil on the Divide
Sep 7, 2024
Holly Springs, NC
Sugg Farm Ultra
Sep 14, 2024
Big Rapids, MI
Hungerford Games
Sep 28, 2024
Richfield, UT
Crimson Canyons Ultra
Sep 21, 2024
Claysburg, PA
Rock 'N The Knob Trail Races at Blue Knob
Sep 14, 2024
Vinton, IA
Doggone Tired Ultra
Sep 28, 2024
Priest Lake, ID
Priest Lake Marathon and 50K
Sep 14, 2024
Wartburg, TN
Barkley Fall Classic 50K
Sep 21, 2024
Allenstown, NH
Bear Brook Trail Marathon
Sep 28, 2024
Olallie Lake, OR
Mountain Lakes 100
Sep 21, 2024
Kansasville, WI
Wolf Pack Trail Run & Relay
Sep 7, 2024
Parkdale, OR
Wy'east Wonder
Sep 7, 2024
Clover, SC
Mountaineer Rumble 12 Hour
Sep 14, 2024
Sylvan Grove, KS
Hell Creek 100
Sep 28, 2024
Summerfield, NC
Doggettville 12 Relay and Ultra Race
Sep 21, 2024
Lakeshore, CA
China Peak Running Festival
Sep 7, 2024
North Babylon, NY
Fred von der Heydt 6 Hour Birthday Run
Sep 29, 2024
Hewitt, NJ
Wild Goose
Sep 21, 2024
Stony Point, NY
Suffer'n Bear Ultra
Sep 28, 2024
Mendocino, CA
Mendocino Running Festival
Sep 7, 2024
Arnold, CA
Arnold Rim Trail Endurance Runs
Sep 28, 2024
Hurricane, WV
Hurricane 100K
Sep 7, 2024
Pahala, HI
Ka'u Coffee Trail Runs
Sep 21, 2024
Robbins, NC
Buzzard Rock Ultra
Sep 21, 2024
Fort Wayne, IN
Dirty Fox 5 - Five Hour Relay Trail Race
Sep 14, 2024
Fort Davis, TX
Sky Island
Sep 28, 2024
Groton, VT
Groton Forest Trail Run
Sep 7, 2024
Teanaway, WA
Teanaway Country 100
Sep 21, 2024
Forest City, IL
Temptation 200 Ultras
Aug 31, 2024
Sep 1, 2024
Pine Valley, CA
Noble Canyon 50K
Sep 14, 2024
Loma Mar, CA
Groves Trail Run
Sep 7, 2024
South Pass City, WY
Run The Red Desert
Sep 28, 2024
Nathrop, CO
Sawatch Ascent
Sep 29, 2024
Red Feather Lakes, CO
Red Feather Trail Jamboree
Sep 21, 2024
Sep 20, 2024
Sep 22, 2024
Ehrhardt, SC
Salkehatchie Shuffle
Sep 9, 2023
Stark, NH
Kilkenny Ridge Race
Sep 14, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Crystal Springs
-
Sep 1, 2024Sunday
-
50K, 26.2M, 35K, 13.1M, 8K trail run | kids run
More Information
-
Woodside, CA
San Mateo County, CA
2. Not a Sprint Endurance Run
-
Sep 1, 2024Sunday
-
12H, 6H, 3H run
More Information
-
Forest City, NC
Rutherford County, NC
3. Temptation 200 Ultras
-
Sep 1, 2024Sunday
-
50K trail run
More Information
-
Forest City, IL
Mason County, IL
4. Miakonda Trail Ultra
-
Past DateSep 2, 2023Saturday
-
24H, 100K, 15K trail run | 24H relay
More Information
-
Toledo, OH
Lucas County, OH
5. Tantalus Triple Trek
-
Past DateSep 2, 2023Saturday
-
30M trail run
More Information
-
Honolulu, HI
Honolulu County, HI
6. Tour de Flagstaff
-
CancelledSep 2, 2023Saturday
-
50M, 50K, 20M, 7M trail run
More Information
-
Flagstaff, AZ
Coconino County, AZ
7. Labor Pain 12 Hour Endurance Trail Run
-
Past DateSep 3, 2023Sunday
-
12H trail run
More Information
-
Reading, PA
Berks County, PA
8. Way Too Cool 50K Endurance Run
-
Sep 6, 2025Saturday
-
50K, 17K run
More Information
-
Cool, CA
El Dorado County, CA
9. Bloodroot 50K / 8 Mile at Salamonie Lake
-
Sep 7, 2024Saturday
-
50K, 8M trail run
More Information
-
Andrews, IN
Huntington County, IN
10. China Peak Running Festival
-
Sep 7, 2024Saturday
-
100K, 50K, 25K, 10K trail run
More Information
-
Lakeshore, CA
Fresno County, CA
11. Devil on the Divide
-
Sep 7, 2024Saturday
-
50K, 22K trail run
More Information
-
Empire, CO
Clear Creek County, CO
12. FallApple
-
Sep 7, 2024Saturday
-
50M, 50K, 26.2M, 13.1M, 10K trail run
More Information
-
Maplewood, NJ
Essex County, NJ
13. GOAT Run
-
Sep 7, 2024Saturday
-
50K, 26.2M, 13.1M trail run
More Information
-
Port Angeles, WA
Clallam County, WA
14. Groton Forest Trail Run
-
Sep 7, 2024Saturday
-
26.5M, 15M trail run
More Information
-
Groton, VT
Caledonia County, VT
15. Groves Trail Run
-
Sep 7, 2024Saturday
-
50K, 30K, 13.1M trail run
More Information
-
Loma Mar, CA
San Mateo County, CA
16. Hawk Hundred
-
Sep 7, 2024Saturday
-
100M, 50M, 26.2M trail run
More Information
-
Lawrence, KS
Douglas County, KS
17. Hurricane 100K
-
Sep 7, 2024Saturday
-
100K trail run
More Information
-
Hurricane, WV
Putnam County, WV
18. Joe's Night Run at the Hamptons
-
Sep 7, 2024Saturday
-
11H, 6H, 5H, 4.4M run
More Information
- Hampton, VA
19. Mendocino Running Festival
-
Sep 7, 2024Saturday
-
12H, 6H, 13.1M, 10K trail run | 6H relay
More Information
-
Mendocino, CA
Mendocino County, CA
20. Mogollon Monster 100
-
Sep 7, 2024Saturday
-
100M, 105K, 35K trail run
More Information
-
Pine, AZ
Gila County, AZ
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.