| | Region | State | Month | | | Closing | | % Filled | |
|
| WEST | ID | Jul |
Standhope Ultra Challenge
Ketchum, ID
Sat Jul 25, 2026
| 30K | | Register Now! | 99% |
|
|
| Intl | Intl | Sep |
Classic Italian Dolomites
Ortisei, Intl
Fri Sep 4, 2026
| 9/4-9/11 | | Register Now! | 99% |
|
|
| PAC | WA | Sep |
Dark Divide Trail Races
Randle, WA
Fri Sep 4, 2026
| 100 Miler | | Register Now! | 99% |
|
|
| Intl | Intl | Sep |
Trail Running Skills with the Mirnavator
Chamonix, Intl
Mon Sep 7, 2026
| Sep 7-14 | | Register Now! | 99% |
|
|
| MID-A | PA | Sep |
Boulder Beast
Lock Haven, PA
Sat Sep 19, 2026
| 24 Miler | | Register Now! | 99% |
|
|
| MID-A | PA | Sep |
Boulder Beast
Lock Haven, PA
Sat Sep 19, 2026
| 25K | | Register Now! | 99% |
|
|
| SOUTH | GA | Mar |
The Georgia Death Race
Blairsville, GA
Sat Mar 27, 2027
| 74 Miler | | Register Now! | 99% |
|
|
| MID-W | SD | May |
TutHell 50K
Sioux Falls, SD
Sat May 1, 2027
| TutHell 50K | | Register Now! | 99% |
|
|
| NEW-E | CT | Jun |
Ansonia Six Hour Trail Run
Ansonia, CT
Sat Jun 13, 2026
| 6hrs | Jun 12 | Register Now! | 98% |
|
|
| CAN | BC | Jun |
Slay the Dragon
Silver Star Mountain, BC
Sat Jun 20, 2026
| 13.6k | Jun 11 | Register Now! | 98% |
|
|
| CAN | BC | Jun |
Slay the Dragon
Silver Star Mountain, BC
Sat Jun 20, 2026
| 25K | Jun 11 | Register Now! | 98% |
|
|
| PAC | WA | Jul |
Dirt Circus - Seattle
Seattle, WA
Wed Jul 22, 2026
| Community Run | | Register Now! | 98% |
|
|
| WEST | CO | Aug |
Aspen Backcountry
Aspen, CO
Sat Aug 1, 2026
| 50 Kilometer | | Register Now! | 98% |
|
|
| WEST | CO | Aug |
Aspen Backcountry
Aspen, CO
Sat Aug 1, 2026
| Marathon | | Register Now! | 98% |
|
|
| WEST | CO | Aug |
Aspen Backcountry
Aspen, CO
Sat Aug 1, 2026
| Heavy Half Marathon | | Register Now! | 98% |
|
|
| SOUTH | VA | Jun |
Woodbooger 100
Norton, VA
Sat Jun 13, 2026
| 50k | Jun 10 | Register Now! | 97% |
|
|
| PAC | CA | Jun |
Holcomb Valley: Big Bear Peaks & Pines
Big Bear Lake, CA
Sat Jun 13, 2026
| 33M | Jun 9 | Register Now! | 97% |
|
|
| MID-W | OH | Jun |
Night Owl Trail Marathon, Half, and 10K
Waynesville, OH
Sat Jun 13, 2026
| 10K | Jun 10 | Register Now! | 97% |
|
|
| NEW-E | MA | Jul |
Notchview Ultra
Windsor, MA
Sat Jul 11, 2026
| 48hrs | | Register Now! | 97% |
|
|
| PAC | CA | Jun |
Holcomb Valley: Big Bear Peaks & Pines
Big Bear Lake, CA
Fri Jun 12, 2026
| 3-Day Big Bear by TransRockies (FULL) | Jun 9 | Register Now! | 96% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 30K | | Register Now! | 96% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 50K | | Register Now! | 96% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 50 Miler | | Register Now! | 96% |
|
|
| CAN | BC | Jun |
Slay the Dragon
Silver Star Mountain, BC
Sat Jun 20, 2026
| Kids Race | Jun 11 | Register Now! | 96% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 13K | | Register Now! | 96% |
|
|
| WEST | NV | Jul |
Tahoe Rim Trail Endurance Runs
Carson City, NV
Sat Jul 18, 2026
| TRTER 100M | | Register Now! | 96% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 100 Miler | | Register Now! | 96% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 100 mile team relay | | Register Now! | 96% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 50 Miler | | Register Now! | 96% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 50K | | Register Now! | 96% |
|
|
| SOUTH | GA | Dec |
Cloudland Canyon 50 Mile/50K/25K/5 MIle
Rising Fawn, GA
Sat Dec 5, 2026
| 50 Miler | | Register Now! | 96% |
|
|
| SOUTH | GA | Dec |
Cloudland Canyon 50 Mile/50K/25K/5 MIle
Rising Fawn, GA
Sat Dec 5, 2026
| 50K | | Register Now! | 96% |
|
|
| SOUTH | GA | Dec |
Cloudland Canyon 50 Mile/50K/25K/5 MIle
Rising Fawn, GA
Sat Dec 5, 2026
| 25K | | Register Now! | 96% |
|
|
| SOUTH | GA | Dec |
Cloudland Canyon 50 Mile/50K/25K/5 MIle
Rising Fawn, GA
Sat Dec 5, 2026
| 5 Miler | | Register Now! | 96% |
|
|
| PAC | CA | Jun |
Cool Moon 100 Mile Endurance Run
Cool, CA
Sat Jun 13, 2026
| 100 Miler | Jun 9 | Register Now! | 95% |
|
|
| PAC | CA | Jun |
Cool Moon Trail Races
Cool, CA
Sat Jun 13, 2026
| 100K | Jun 9 | Register Now! | 95% |
|
|
| PAC | CA | Jun |
Cool Moon Trail Races
Cool, CA
Sat Jun 13, 2026
| 50 Miler | Jun 9 | Register Now! | 95% |
|
|
| PAC | CA | Jun |
Cool Moon Trail Races
Cool, CA
Sat Jun 13, 2026
| 25 Miler | Jun 9 | Register Now! | 95% |
|
|
| SOUTH | TN | Jun |
Cape 5K and 10k
Cordova, TN
Sat Jun 13, 2026
| 10K | Jun 12 | Register Now! | 95% |
|
|
| SOUTH | TN | Jun |
Cape 5K and 10k
Cordova, TN
Sat Jun 13, 2026
| 5K | Jun 12 | Register Now! | 95% |
|
|
| PAC | CA | Jun |
Cool Moon Trail Races
Cool, CA
Sun Jun 14, 2026
| 13.5 Miler | Jun 9 | Register Now! | 95% |
|
|
| PAC | CA | Jun |
Cool Moon Trail Races
Cool, CA
Sun Jun 14, 2026
| 11.5 Miler | Jun 9 | Register Now! | 95% |
|
|
| PAC | CA | Jun |
Cool Moon Trail Races
Cool, CA
Sun Jun 14, 2026
| 5K | Jun 9 | Register Now! | 95% |
|
|
| CAN | BC | Jun |
Slay the Dragon
Silver Star Mountain, BC
Sat Jun 20, 2026
| 50K | Jun 11 | Register Now! | 95% |
|
|
| PAC | OR | Aug |
Elkhorn Crest 50
Sumpter, OR
Sat Aug 8, 2026
| 50K | | Register Now! | 95% |
|
|
| PAC | OR | Aug |
Elkhorn Crest 50
Sumpter, OR
Sat Aug 8, 2026
| 50 Miler | | Register Now! | 95% |
|
|
| PAC | CA | Aug |
The Bulldog Ultra
Calabasas, CA
Sat Aug 15, 2026
| 50k Ultra Trail | | Register Now! | 95% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Running Festival
Max Meadows, VA
Sat Oct 10, 2026
| 100 Miler | | Register Now! | 95% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Running Festival
Max Meadows, VA
Sat Oct 10, 2026
| 50 Miler | | Register Now! | 95% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Running Festival
Max Meadows, VA
Sat Oct 10, 2026
| 50k | | Register Now! | 95% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Running Festival
Max Meadows, VA
Sat Oct 10, 2026
| 25k | | Register Now! | 95% |
|
|
| SOUTH | VA | May |
Grayson Highlands 50 Mile / 50k / 25k
Mouth of Wilson, VA
Sat May 1, 2027
| 50 Miler | | Register Now! | 95% |
|
|
| SOUTH | VA | May |
Grayson Highlands 50 Mile / 50k / 25k
Mouth of Wilson, VA
Sat May 1, 2027
| 50K | | Register Now! | 95% |
|
|
| SOUTH | VA | May |
Grayson Highlands 50 Mile / 50k / 25k
Mouth of Wilson, VA
Sun May 2, 2027
| 25K | | Register Now! | 95% |
|
|
| SOUTH | VA | May |
Grayson Highlands 50 Mile / 50k / 25k
Mouth of Wilson, VA
Sun May 2, 2027
| 8 Miler | | Register Now! | 95% |
|
|
| WEST | NM | Jun |
Trails & Rails
Cloudcroft, NM
Sat Jun 13, 2026
| 8 Miler | Jun 12 | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Holcomb Valley: Big Bear Peaks & Pines
Big Bear Lake, CA
Sat Jun 13, 2026
| 15M | Jun 9 | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Fri Jun 19, 2026
| 100K | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Fri Jun 19, 2026
| 24hrs | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| 50K Early Start | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| 50K AM | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| Marathon | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| 30K | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| 12hrs | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| 10K | | Register Now! | 94% |
|
|
| PAC | CA | Jun |
Orange Curtain
Cerritos, CA
Sat Jun 20, 2026
| 6hrs | | Register Now! | 94% |
|
|
| SOUTH | GA | Oct |
Georgia Sky to Summit
Sky Valley, GA
Sat Oct 24, 2026
| 50K | | Register Now! | 94% |
|
|
| SOUTH | GA | Oct |
Georgia Sky to Summit
Sky Valley, GA
Sun Oct 25, 2026
| 25K | | Register Now! | 94% |
|
|
| SOUTH | NC | Nov |
Tideland 24
Cedar Point, NC
Sat Nov 7, 2026
| 24hrs | | Register Now! | 94% |
|
|
| SOUTH | FL | Nov |
Wild Florida Trail Run
White Springs, FL
Sat Nov 7, 2026
| 50K | | Register Now! | 94% |
|
|
| SOUTH | FL | Nov |
Wild Florida Trail Run
White Springs, FL
Sat Nov 7, 2026
| 25K | | Register Now! | 94% |
|
|
| SOUTH | FL | Nov |
Wild Florida Trail Run
White Springs, FL
Sat Nov 7, 2026
| 10K | | Register Now! | 94% |
|
|
| SOUTH | FL | Jun |
Wings of the West Urban Ultra
Deltona, FL
Sat Jun 13, 2026
| 55K | Jun 12 | Register Now! | 93% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 32K | | Register Now! | 93% |
|
|
| SOUTH | AL | Jun |
Night Howler 50
Hoover, AL
Sat Jun 27, 2026
| 50 Miler | | Register Now! | 93% |
|
|
| SOUTH | FL | Jul |
The Trident Trail Races
Jupiter, FL
Sat Jul 25, 2026
| A Series of Unfortunate 5Ks | | Register Now! | 93% |
|
|
| SOUTH | FL | Jul |
The Trident Trail Races
Jupiter, FL
Sat Jul 25, 2026
| The Twilight Trident - Night Half | | Register Now! | 93% |
|
|
| MID-W | OH | Jun |
Night Owl Trail Marathon, Half, and 10K
Waynesville, OH
Sat Jun 13, 2026
| Half Marathon | Jun 10 | Register Now! | 92% |
|
|
| PAC | CA | Jun |
Holcomb Valley: Big Bear Peaks & Pines
Big Bear Lake, CA
Sun Jun 14, 2026
| 5M | Jun 9 | Register Now! | 92% |
|
|
| NEW-E | NH | Jul |
Spaulding Woods 50K
Northfield, NH
Sat Jul 11, 2026
| 50K | | Register Now! | 92% |
|
|
| PAC | AK | Aug |
Kesugi Ridge Traverse & Half Traverse
Denali State Park, AK
Sat Aug 8, 2026
| 30 Miler | | Register Now! | 92% |
|
|
| PAC | AK | Aug |
Kesugi Ridge Traverse & Half Traverse
Denali State Park, AK
Sat Aug 8, 2026
| 15.5 Miler | | Register Now! | 92% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 55K | | Register Now! | 91% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 108K | | Register Now! | 90% |
|
|
| MID-W | WI | Jun |
Six Days in the Dome
Milwaukee, WI
Tue Jun 23, 2026
| 24-Hour | | Register Now! | 90% |
|
|
| WEST | CO | Jul |
Ouray 100 Mile Endurance Run
Ouray, CO
Fri Jul 17, 2026
| 100 Miler | | Register Now! | 90% |
|
|
| SOUTH | FL | Jul |
The Trident Trail Races
Jupiter, FL
Sat Jul 25, 2026
| Immolation - 24 Hour/80 Miler | | Register Now! | 90% |
|
|
| CAN | BC | Jul |
Elk Valley Ultra
Fernie, BC
Sat Jul 25, 2026
| 50K | | Register Now! | 90% |
|
|
| CAN | BC | Jul |
Elk Valley Ultra
Fernie, BC
Sat Jul 25, 2026
| 50K YOUTH | | Register Now! | 90% |
|
|
| CAN | BC | Jul |
Elk Valley Ultra
Fernie, BC
Sat Jul 25, 2026
| 50K YOUTH COMBO | | Register Now! | 90% |
|
|
| CAN | BC | Jul |
Elk Valley Ultra
Fernie, BC
Sat Jul 25, 2026
| 50K COMBO | | Register Now! | 90% |
|
|
| WEST | CO | Sep |
Crested Butte Ultra
Crested Butte, CO
Sat Sep 26, 2026
| 50 Miler | | Register Now! | 90% |
|
|
| WEST | AZ | Mar |
Arizona Monster 300
Superior, AZ
Mon Mar 29, 2027
| 300 Miler | | Register Now! | 90% |
|
|
| SOUTH | AL | Jun |
Wild Thangs Trail Series
Huntsville, AL
Sat Jun 20, 2026
| Long Series | | Register Now! | 89% |
|
|
| SOUTH | AL | Jun |
Wild Thangs Trail Series
Huntsville, AL
Sat Jun 20, 2026
| Short Series | | Register Now! | 89% |
|
|
| MID-A | NY | Jul |
Finger Lakes 50s
Hector, NY
Sat Jul 4, 2026
| 50 Miler | | Register Now! | 89% |
|
|
| PAC | CA | Aug |
The Bulldog Ultra
Calabasas, CA
Sat Aug 15, 2026
| 25k Trail | | Register Now! | 89% |
|
|
| SOUTH | FL | Jan |
Forgotten Florida
Christmas, FL
Sat Jan 30, 2027
| 100 Miler | | Register Now! | 89% |
|
|
| SOUTH | FL | Jan |
Forgotten Florida
Christmas, FL
Sat Jan 30, 2027
| 50 Miler | | Register Now! | 89% |
|
|
| SOUTH | FL | Jan |
Forgotten Florida
Christmas, FL
Sat Jan 30, 2027
| 8 Miler | | Register Now! | 89% |
|
