| | Region | State | Month | | | Closing | | % Filled | |
|
| SOUTH | GA | May |
Cruel Jewel 100
Blue Ridge, GA
Fri May 15, 2026
| 100 Miler | May 14 | Register Now! | 99% |
|
|
| SOUTH | GA | May |
Cruel Jewel 50
Blue Ridge, GA
Sat May 16, 2026
| 50 Miler | May 15 | Register Now! | 99% |
|
|
| NEW-E | CT | May |
Run Ragged Last Person Standing
Berlin, CT
Sat May 16, 2026
| Last Person Standing | May 15 | Register Now! | 99% |
|
|
| CAN | BC | May |
Soup 2 Nutz
Vernon, BC
Sun May 24, 2026
| Solo Duathlon 20km | May 14 | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Coolest Ride and Tie and Equathon
Cool, CA
Sat Jun 6, 2026
| Ride and Tie Long Course | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Coolest Ride and Tie and Equathon
Cool, CA
Sat Jun 6, 2026
| Equathon Long Course | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Coolest Ride and Tie and Equathon
Cool, CA
Sat Jun 6, 2026
| Equathon Short Course | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Coolest Ride and Tie and Equathon
Cool, CA
Sat Jun 6, 2026
| Ride and Tie Short Course | | 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% |
|
|
| PAC | CA | Dec |
Ray Miller 50/50
Malibu, CA
Sat Dec 5, 2026
| 50 Miler | | Register Now! | 99% |
|
|
| PAC | CA | Dec |
Ray Miller 50/50
Malibu, CA
Sat Dec 5, 2026
| 50K | | Register Now! | 99% |
|
|
| PAC | CA | Dec |
Ray Miller 50/50
Malibu, CA
Sat Dec 5, 2026
| 30K | | Register Now! | 99% |
|
|
| MID-A | PA | Jun |
Slate Run Trail Race
Slate Run, PA
Sat Jun 6, 2026
| Slate Run Half | | Register Now! | 98% |
|
|
| MID-A | PA | Jun |
Slate Run Trail Race
Slate Run, PA
Sat Jun 6, 2026
| 25K | | Register Now! | 98% |
|
|
| PAC | OR | Jul |
Oregon Cascades 100
Sisters, OR
Sat Jul 25, 2026
| 100 Miler | | Register Now! | 98% |
|
|
| WEST | CO | May |
Sky Pilots Ouray Backyard Ultra
Ouray, CO
Sat May 16, 2026
| Last Person Standing | May 13 | Register Now! | 97% |
|
|
| PAC | CA | May |
Run The Rim
Arnold, CA
Sun May 31, 2026
| 5K | | Register Now! | 97% |
|
|
| PAC | CA | May |
Run The Rim
Arnold, CA
Sun May 31, 2026
| 10K | | Register Now! | 97% |
|
|
| PAC | CA | May |
Run The Rim
Arnold, CA
Sun May 31, 2026
| 21K | | Register Now! | 97% |
|
|
| PAC | CA | May |
Run The Rim
Arnold, CA
Sun May 31, 2026
| 35K | | Register Now! | 97% |
|
|
| PAC | CA | May |
Run The Rim
Arnold, CA
Sun May 31, 2026
| 50K | | Register Now! | 97% |
|
|
| PAC | CA | Jun |
The Broken Arrow Skyrace
Lake Tahoe, CA
Fri Jun 19, 2026
| Triple Crown | | Register Now! | 97% |
|
|
| NEW-E | NH | Aug |
Jigger Johnson Ultras
Waterville valley, NH
Fri Aug 14, 2026
| 100 Mile | | Register Now! | 97% |
|
|
| WEST | TX | Dec |
The Backland
Gordonville, TX
Sat Dec 5, 2026
| LAST MAN STANDING | | Register Now! | 95% |
|
|
| PAC | WA | May |
Leavenworth Trail Fest
Leavenworth, WA
Sat May 23, 2026
| 25k Elite | | Register Now! | 94% |
|
|
| PAC | OR | May |
Smith Rock Classic
Terrebonne, OR
Sat May 30, 2026
| 10 Mile | | Register Now! | 94% |
|
|
| PAC | OR | May |
Smith Rock Classic
Terrebonne, OR
Sat May 30, 2026
| 50K | | Register Now! | 94% |
|
|
| PAC | OR | May |
Smith Rock Classic
Terrebonne, OR
Sat May 30, 2026
| 50 Mile | | Register Now! | 94% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 50 Miler | | Register Now! | 94% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 50K | | Register Now! | 94% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 30K | | Register Now! | 94% |
|
|
| WEST | UT | Jun |
Bears Ears Ultra
Monticello, UT
Sat Jun 20, 2026
| 13K | | Register Now! | 94% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 32K | | Register Now! | 94% |
|
|
| WEST | NV | Jul |
Tahoe Rim Trail Endurance Runs
Carson City, NV
Sat Jul 18, 2026
| TRTER 100M | | Register Now! | 94% |
|
|
| WEST | CO | Aug |
Telluride Mountain Run
Telluride, CO
Sat Aug 22, 2026
| 65 Miler | | Register Now! | 94% |
|
|
| SOUTH | TN | Jun |
Asphalt Jackal Marathon
Jackson, TN
Mon Jun 15, 2026
| Marathon | | Register Now! | 93% |
|
|
| SOUTH | TN | Jun |
Asphalt Jackal Marathon
Jackson, TN
Mon Jun 15, 2026
| 1/2 Marathon | | Register Now! | 93% |
|
|
| MID-W | WI | Jun |
Six Days in the Dome
Milwaukee, WI
Tue Jun 23, 2026
| 24-Hour | | Register Now! | 93% |
|
|
| WEST | TX | May |
Panther City Ultra
Fort Worth, TX
Sat May 16, 2026
| 50k | May 14 | Register Now! | 92% |
|
|
| WEST | TX | May |
Panther City Ultra
Fort Worth, TX
Sat May 16, 2026
| 25k | May 14 | Register Now! | 92% |
|
|
| WEST | TX | May |
Panther City Ultra
Fort Worth, TX
Sat May 16, 2026
| 10k | May 14 | Register Now! | 92% |
|
|
| WEST | TX | May |
Panther City Ultra
Fort Worth, TX
Sat May 16, 2026
| 5k | May 14 | Register Now! | 92% |
|
|
| SOUTH | GA | May |
Rabun Half Marathon
Sky Valley, GA
Sun May 31, 2026
| 1/2 Marathon | | Register Now! | 92% |
|
|
| SOUTH | VA | Jun |
OSS/CIA 50 Mile Night Run
Triangle, VA
Sat Jun 13, 2026
| 50 Miler | | Register Now! | 92% |
|
|
| SOUTH | VA | Jun |
OSS/CIA 50 Mile Night Run
Triangle, VA
Sat Jun 13, 2026
| 25M | | Register Now! | 92% |
|
|
| SOUTH | VA | Jun |
OSS/CIA 50 Mile Night Run
Triangle, VA
Sat Jun 13, 2026
| 10 Miler | | Register Now! | 92% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 55K | | Register Now! | 92% |
|
|
| WEST | CO | Jul |
Ouray 100 Mile Endurance Run
Ouray, CO
Fri Jul 17, 2026
| 100 Miler | | Register Now! | 92% |
|
|
| CAN | NL | Sep |
Rockcut Ultra, Halfcut and Shortcut
Twillingate, NL
Sat Sep 26, 2026
| 23K | | Register Now! | 92% |
|
|
| WEST | NV | May |
Silver State
Reno, NV
Sat May 16, 2026
| 50 Miler | May 13 | Register Now! | 91% |
|
|
| WEST | NV | May |
Silver State
Reno, NV
Sat May 16, 2026
| 50K | May 13 | Register Now! | 91% |
|
|
| WEST | NV | May |
Silver State
Reno, NV
Sat May 16, 2026
| 1/2 Marathon | May 13 | Register Now! | 91% |
|
|
| MID-W | WI | May |
Sugar Badger 50/50 and Half
Belleville, WI
Sat May 23, 2026
| 50K | | Register Now! | 91% |
|
|
| SOUTH | NC | Jun |
Ridge to Rails 50k, Half, & 10k
Old Fort, NC
Sat Jun 6, 2026
| 50k | | Register Now! | 91% |
|
|
| PAC | WA | Jun |
Wild Woman Trail Race Weekend
Trout Lake, WA
Sat Jun 20, 2026
| 50K | | Register Now! | 91% |
|
|
| MID-W | WI | Jun |
Six Days in the Dome
Milwaukee, WI
Tue Jun 23, 2026
| 72-Hour | | Register Now! | 91% |
|
|
| WEST | WY | Jul |
Bear River Trail Race
Evanston, WY
Sat Jul 11, 2026
| 17 Miler | | Register Now! | 91% |
|
|
| WEST | WY | Jul |
Bear River Trail Race
Evanston, WY
Sat Jul 11, 2026
| 10K | | Register Now! | 91% |
|
|
| WEST | WY | Jul |
Bear River Trail Race
Evanston, WY
Sat Jul 11, 2026
| Half Marathon | | Register Now! | 91% |
|
|
| PAC | CA | Oct |
No Name Trail Races
Agoura, CA
Sat Oct 24, 2026
| 50K | | Register Now! | 91% |
|
|
| NEW-E | CT | May |
Forgotten Forest Ultra Run
Stratford, CT
Sat May 16, 2026
| 9hrs | May 15 | Register Now! | 90% |
|
|
| PAC | OR | May |
Tillamook Burn
Tillamook State Forest, OR
Sat May 16, 2026
| 50 miler | May 10 | Register Now! | 90% |
|
|
| PAC | CA | May |
Western States Health and Athletics Annual Conference
Auburn, CA
Fri May 22, 2026
| CME | | Register Now! | 90% |
|
|
| PAC | CA | May |
Western States Health and Athletics Annual Conference
Auburn, CA
Fri May 22, 2026
| No CME | | Register Now! | 90% |
|
|
| MID-W | WI | Jun |
Six Days in the Dome
Milwaukee, WI
Thu Jun 18, 2026
| 10-DAY | | Register Now! | 90% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 108K | | Register Now! | 90% |
|
|
| MID-A | MD | Jun |
Catoctin 50k Trail Run & Half Cat
Frederick, MD
Sat Jun 20, 2026
| 25K | | Register Now! | 90% |
|
|
| PAC | OR | Jul |
Oregon Cascades 100
Sisters, OR
Sat Jul 25, 2026
| 50 MILE | | Register Now! | 90% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 100 Miler | | Register Now! | 90% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 100 mile team relay | | Register Now! | 90% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 50 Miler | | Register Now! | 90% |
|
|
| MID-W | IL | Oct |
The Hennepin Hundred
Sterling, IL
Sat Oct 3, 2026
| 50K | | Register Now! | 90% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Race-100m, 50m, 50k & 25k
Max Meadows, VA
Sat Oct 10, 2026
| 100 Miler | | Register Now! | 90% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Race-100m, 50m, 50k & 25k
Max Meadows, VA
Sat Oct 10, 2026
| 50 Miler | | Register Now! | 90% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Race-100m, 50m, 50k & 25k
Max Meadows, VA
Sat Oct 10, 2026
| 50k | | Register Now! | 90% |
|
|
| SOUTH | VA | Oct |
Virginia Trail Race-100m, 50m, 50k & 25k
Max Meadows, VA
Sat Oct 10, 2026
| 25k | | Register Now! | 90% |
|
|
| MID-W | IA | Oct |
Yippee-Ki-Yay Races
Council Bluffs, IA
Sat Oct 24, 2026
| 50KM | | Register Now! | 90% |
|
|
| SOUTH | NC | May |
Momentus BackYard Ultra
Monroe, NC
Sat May 30, 2026
| Momentus Back Yard Ultra | | Register Now! | 89% |
|
|
| SOUTH | NC | Jun |
Ridge to Rails 50k, Half, & 10k
Old Fort, NC
Sat Jun 6, 2026
| Half Marathon | | Register Now! | 89% |
|
|
| PAC | OR | Aug |
Elkhorn Crest 50
Sumpter, OR
Sat Aug 8, 2026
| 50K | | Register Now! | 89% |
|
|
| PAC | OR | Aug |
Elkhorn Crest 50
Sumpter, OR
Sat Aug 8, 2026
| 50 Miler | | Register Now! | 89% |
|
|
| NEW-E | NH | Aug |
Jigger Johnson Ultras
Waterville valley, NH
Sat Aug 15, 2026
| 50 Mile | | Register Now! | 89% |
|
|
| MID-W | IL | May |
Galena Sky Trail Races
Galena, IL
Sat May 16, 2026
| 8hrs | May 10 | Register Now! | 88% |
|
|
| MID-W | IL | May |
Galena Sky Trail Races
Galena, IL
Sat May 16, 2026
| 4hrs | May 10 | Register Now! | 88% |
|
|
| MID-W | MN | May |
Blacks Grove Backyard Ultra Presented by Agony of DeFeet Wadena Run Club
Wadena, MN
Fri May 22, 2026
| Backyard Ultra | | Register Now! | 88% |
|
|
| MID-W | WI | Jun |
Kettle Moraine
LaGrange, WI
Sat Jun 13, 2026
| 100M Relay | | Register Now! | 88% |
|
|
| WEST | CO | Aug |
Telluride Mountain Run
Telluride, CO
Sat Aug 22, 2026
| 24 Miler | | Register Now! | 88% |
|
|
| SOUTH | GA | Oct |
Georgia Sky to Summit
Sky Valley, GA
Sat Oct 24, 2026
| 50K | | Register Now! | 88% |
|
|
| SOUTH | GA | Oct |
Georgia Sky to Summit
Sky Valley, GA
Sun Oct 25, 2026
| 25K | | Register Now! | 88% |
|
|
| CAN | BC | Jul |
Kaslo Wild Ultra
Kaslo, BC
Sun Jul 12, 2026
| RIVER 22 KM | | Register Now! | 87% |
|
|
| SOUTH | FL | Nov |
Wild Florida Trail Run
White Springs, FL
Sat Nov 7, 2026
| 50K | | Register Now! | 87% |
|
|
| SOUTH | FL | Nov |
Wild Florida Trail Run
White Springs, FL
Sat Nov 7, 2026
| 25K | | Register Now! | 87% |
|
|
| SOUTH | FL | Nov |
Wild Florida Trail Run
White Springs, FL
Sat Nov 7, 2026
| 10K | | Register Now! | 87% |
|
|
| MID-W | IA | May |
The Hill Raisin' Half & Fun Run
Little Sioux, IA
Sat May 16, 2026
| 5.3 mi Fun Run | May 13 | Register Now! | 86% |
|
|
| MID-A | NY | Jul |
Finger Lakes 50s
Hector, NY
Sat Jul 4, 2026
| 50 Miler | | Register Now! | 86% |
|
|
| MID-A | NY | Jul |
Finger Lakes 50s
Hector, NY
Sat Jul 4, 2026
| 25K | | Register Now! | 86% |
|
