| | Region | State | Month | | | Closing | | % Filled | |
|
| SOUTH | AL | Dec |
Recover from the Holidays 50K
Huntsville, AL
Wed Dec 31, 2025
| 50K | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Malibu Canyon Trail Races
Malibu, CA
Sat Jun 6, 2026
| 100K | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Malibu Canyon Trail Races
Malibu, CA
Sat Jun 6, 2026
| 50 mile | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Malibu Canyon Trail Races
Malibu, CA
Sat Jun 6, 2026
| 50K | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Malibu Canyon Trail Races
Malibu, CA
Sat Jun 6, 2026
| 30K | | Register Now! | 99% |
|
|
| PAC | CA | Jun |
Malibu Canyon Trail Races
Malibu, CA
Sat Jun 6, 2026
| Half Marathon | | Register Now! | 99% |
|
|
| Intl | Intl | Sep |
The Grand Bernese Oberland Traverse
Schwarzwaldalp, Intl
Thu Sep 3, 2026
| Sep 3-14 | | Register Now! | 99% |
|
|
| MID-W | OH | Mar |
Ohio's Backyard Ultra
Lucasville, OH
Sat Mar 21, 2026
| Last Person Standing | | Register Now! | 98% |
|
|
| CAN | AB | May |
The Oldman Backyard Ultra
Lethbridge, AB
Sat May 2, 2026
| Backyard Ultra | | Register Now! | 98% |
|
|
| SOUTH | NC | May |
Quest for the Crest 50k/25k/11k
Burnsville, NC
Sat May 16, 2026
| 50K | | Register Now! | 98% |
|
|
| SOUTH | NC | May |
Quest for the Crest 50k/25k/11k
Burnsville, NC
Sat May 16, 2026
| 25K | | Register Now! | 98% |
|
|
| WEST | TX | Dec |
Nature Nate's Naughty Hog
Valley View, TX
Sat Dec 20, 2025
| 50K | Dec 19 | Register Now! | 97% |
|
|
| SOUTH | FL | Jan |
Forgotten Florida
Christmas, FL
Sat Jan 31, 2026
| 100 Miler | | Register Now! | 97% |
|
|
| PAC | OR | Apr |
Gorge Waterfalls
Cascade Locks, OR
Sat Apr 11, 2026
| 100K | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Fri Sep 11, 2026
| Full Pint | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Fri Sep 11, 2026
| Half Pint | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Fri Sep 11, 2026
| 5K | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Fri Sep 11, 2026
| 3K | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Sat Sep 12, 2026
| 60K | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Sat Sep 12, 2026
| 30K | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Sun Sep 13, 2026
| 16K | | Register Now! | 97% |
|
|
| CAN | BC | Sep |
The Golden Ultra
Golden, BC
Sun Sep 13, 2026
| 11K | | Register Now! | 97% |
|
|
| SOUTH | FL | Dec |
Jupiter Ridge Sand Spur
Jupiter, FL
Sat Dec 27, 2025
| 1/2 Marathon | Dec 23 | Register Now! | 96% |
|
|
| MID-W | MO | Jan |
The Shippey Endurance Runs and Relays
High Ridge, MO
Sat Jan 17, 2026
| 100K | | Register Now! | 96% |
|
|
| SOUTH | GA | Jan |
Huff N' Puff Trail Races
Jackson, GA
Sat Jan 17, 2026
| Huff n Puff Marathon | | Register Now! | 95% |
|
|
| SOUTH | VA | Apr |
Troublesome Hollow 50K
bristol, VA
Sun Apr 26, 2026
| 25K | | Register Now! | 95% |
|
|
| SOUTH | AL | Dec |
Run Undead Ultra Trail Party
Pelham, AL
Wed Dec 31, 2025
| 25K | Dec 21 | Register Now! | 92% |
|
|
| SOUTH | GA | May |
Cruel Jewel 100
Blue Ridge, GA
Fri May 15, 2026
| 100 Miler | | Register Now! | 92% |
|
|
| WEST | TX | Dec |
Nature Nate's Naughty Hog
Valley View, TX
Sat Dec 20, 2025
| 10K | Dec 19 | Register Now! | 91% |
|
|
| SOUTH | TN | Dec |
Trail of Fears
Jackson, TN
Sat Dec 27, 2025
| Variable Distance | | Register Now! | 90% |
|
|
| MID-A | WV | Feb |
Cabin Fever 50K
New River Gorge National Park, WV
Sat Feb 21, 2026
| 50 K | | Register Now! | 90% |
|
|
| MID-A | PA | Mar |
The Bullshit Backyard Ultra
Lenoxville, PA
Sat Mar 21, 2026
| Last Person Standing | | Register Now! | 90% |
|
|
| PAC | CA | Jun |
The Broken Arrow Skyrace
Lake Tahoe, CA
Fri Jun 19, 2026
| 18K | | Register Now! | 90% |
|
|
| CAN | AB | Jun |
Grassroots Backyard Ultra
Okotoks, AB
Sat Jun 27, 2026
| Backyard15 | | Register Now! | 90% |
|
|
| SOUTH | MS | Jan |
The Great Scorpion Trail Run
Meridian, MS
Sat Jan 3, 2026
| 50K | | Register Now! | 89% |
|
|
| SOUTH | MS | Jan |
The Great Scorpion Trail Run
Meridian, MS
Sat Jan 3, 2026
| 25K | | Register Now! | 89% |
|
|
| SOUTH | MS | Jan |
The Great Scorpion Trail Run
Meridian, MS
Sat Jan 3, 2026
| 12.5K | | Register Now! | 89% |
|
|
| MID-W | IL | Jan |
Frozen Gnome
Crystal Lake, IL
Sat Jan 10, 2026
| 50k Relay - 5 Per | | Register Now! | 88% |
|
|
| MID-W | IL | Jan |
Frozen Gnome
Crystal Lake, IL
Sat Jan 10, 2026
| 50k Relay - 2 Per | | Register Now! | 88% |
|
|
| MID-W | IL | Jan |
Frozen Gnome
Crystal Lake, IL
Sat Jan 10, 2026
| 50K | | Register Now! | 88% |
|
|
| MID-W | IL | Jan |
Frozen Gnome
Crystal Lake, IL
Sat Jan 10, 2026
| 10K | | Register Now! | 88% |
|
|
| WEST | TX | Jan |
Cowboy YETI
Bastrop, TX
Sat Jan 17, 2026
| 100K | | Register Now! | 88% |
|
|
| WEST | TX | Jan |
Cowboy YETI
Bastrop, TX
Sat Jan 17, 2026
| 60K | | Register Now! | 88% |
|
|
| WEST | TX | Jan |
Cowboy YETI
Bastrop, TX
Sat Jan 17, 2026
| 40K | | Register Now! | 88% |
|
|
| WEST | TX | Jan |
Cowboy YETI
Bastrop, TX
Sat Jan 17, 2026
| 20K | | Register Now! | 88% |
|
|
| WEST | TX | Jan |
Cowboy YETI
Bastrop, TX
Sat Jan 17, 2026
| 20K RUCK | | Register Now! | 88% |
|
|
| WEST | TX | Jan |
Cowboy YETI
Bastrop, TX
Sat Jan 17, 2026
| 7K | | Register Now! | 88% |
|
|
| SOUTH | VA | Jun |
Dam Yeti 50
Abingdon, VA
Sun Jun 7, 2026
| PEPSI CHALLENGE | | Register Now! | 88% |
|
|
| PAC | WA | Dec |
Loop Out the Year
Lakewood, WA
Sat Dec 27, 2025
| 3 Hrs | | Register Now! | 86% |
|
|
| SOUTH | TN | Jan |
MAD Backyard Ultra
East Ridge , TN
Sat Jan 17, 2026
| Backyard Ultra | | Register Now! | 86% |
|
|
| SOUTH | MS | Jan |
Live Oak Ultra
Biloxi, MS
Sat Jan 31, 2026
| 50K | | Register Now! | 86% |
|
|
| SOUTH | MS | Jan |
Live Oak Ultra
Biloxi, MS
Sat Jan 31, 2026
| Half-Marathon | | Register Now! | 86% |
|
|
| MID-W | MO | Feb |
Flat Branch Ultra
Columbia, MO
Sat Feb 21, 2026
| 50K | | Register Now! | 86% |
|
|
| WEST | CO | Sep |
Run Rabbit Run
Steamboat Springs, CO
Fri Sep 18, 2026
| 100 Mile Tortoises | | Register Now! | 86% |
|
|
| SOUTH | FL | Dec |
Sleigh It (12hr / 6hr / 5 Miler)
Lake Wales, FL
Sat Dec 20, 2025
| 12 Hours | Dec 17 | Register Now! | 85% |
|
|
| SOUTH | FL | Dec |
Sleigh It (12hr / 6hr / 5 Miler)
Lake Wales, FL
Sat Dec 20, 2025
| 6Hours | Dec 17 | Register Now! | 85% |
|
|
| SOUTH | FL | Dec |
Sleigh It (12hr / 6hr / 5 Miler)
Lake Wales, FL
Sat Dec 20, 2025
| 5 Miles | Dec 17 | Register Now! | 85% |
|
|
| SOUTH | TN | Dec |
Moccasin 24
Memphis, TN
Fri Dec 26, 2025
| 4 Miler | | Register Now! | 85% |
|
|
| SOUTH | TN | Dec |
Moccasin 24
Memphis, TN
Sat Dec 27, 2025
| 24hrs | | Register Now! | 85% |
|
|
| SOUTH | TN | Dec |
Moccasin 24
Memphis, TN
Sat Dec 27, 2025
| 24 Hours Relay | | Register Now! | 85% |
|
|
| Intl | Intl | Jan |
St. Croix Scenic
St. Croix, Intl
Sun Jan 18, 2026
| 50K | | Register Now! | 85% |
|
|
| Intl | Intl | Jan |
St. Croix Scenic
St. Croix, Intl
Sun Jan 18, 2026
| 50K Relay 2-3 person | | Register Now! | 85% |
|
|
| CAN | BC | Apr |
BC Backyard Ultra
Sicamous, BC
Fri Apr 24, 2026
| LAST RUNNER STANDING | | Register Now! | 84% |
|
|
| WEST | TX | Dec |
Nature Nate's Naughty Hog
Valley View, TX
Sat Dec 20, 2025
| 25K RUCK | Dec 19 | Register Now! | 83% |
|
|
| WEST | AZ | Jan |
Coldwater Rumble
Goodyear, AZ
Sat Jan 17, 2026
| 100 Miler | | Register Now! | 83% |
|
|
| WEST | AZ | Jan |
Coldwater Rumble
Goodyear, AZ
Sat Jan 17, 2026
| 100K | | Register Now! | 83% |
|
|
| WEST | AZ | Jan |
Coldwater Rumble
Goodyear, AZ
Sat Jan 17, 2026
| 60K | | Register Now! | 83% |
|
|
| WEST | AZ | Jan |
Coldwater Rumble
Goodyear, AZ
Sat Jan 17, 2026
| 40K | | Register Now! | 83% |
|
|
| WEST | AZ | Jan |
Coldwater Rumble
Goodyear, AZ
Sat Jan 17, 2026
| 10 Miler | | Register Now! | 83% |
|
|
| WEST | AZ | Jan |
Coldwater Rumble
Goodyear, AZ
Sat Jan 17, 2026
| 5 Miler | | Register Now! | 83% |
|
|
| SOUTH | SC | Feb |
Dark Horse 24/48hr Ultra Run
Aiken, SC
Fri Feb 27, 2026
| 48 hour solo | | Register Now! | 83% |
|
|
| SOUTH | SC | Feb |
Dark Horse 24/48hr Ultra Run
Aiken, SC
Fri Feb 27, 2026
| 48 hour relay - 2per. | | Register Now! | 83% |
|
|
| SOUTH | SC | Feb |
Dark Horse 24/48hr Ultra Run
Aiken, SC
Fri Feb 27, 2026
| 48 hour relay - 3per. | | Register Now! | 83% |
|
|
| SOUTH | SC | Feb |
Dark Horse 24/48hr Ultra Run
Aiken, SC
Fri Feb 27, 2026
| 48 hour relay - 4per. | | Register Now! | 83% |
|
|
| SOUTH | SC | Feb |
Dark Horse 24/48hr Ultra Run
Aiken, SC
Sat Feb 28, 2026
| 24 hour solo | | Register Now! | 83% |
|
|
| SOUTH | NC | Feb |
Catawba Falls 15k
Old Fort, NC
Sat Feb 28, 2026
| 15k | | Register Now! | 82% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 108K | | Register Now! | 82% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 55K | | Register Now! | 82% |
|
|
| WEST | ID | Jun |
River of No Return Endurance Runs
Challis, ID
Sat Jun 20, 2026
| 32K | | Register Now! | 82% |
|
|
| CAN | AB | Aug |
Moose Mountain Trail Races
Bragg Creek, AB
Sat Aug 22, 2026
| 50K | | Register Now! | 82% |
|
|
| MID-A | PA | Sep |
Boulder Beast
Lock Haven, PA
Sat Sep 19, 2026
| 24 Miler | | Register Now! | 82% |
|
|
| MID-A | PA | Sep |
Boulder Beast
Lock Haven, PA
Sat Sep 19, 2026
| 25K | | Register Now! | 82% |
|
|
| PAC | CA | Jan |
No Hands Trail Run
Auburn, CA
Sat Jan 10, 2026
| 50K | | Register Now! | 81% |
|
|
| SOUTH | NC | Mar |
Mount Mitchell Heartbreaker
Old Fort, NC
Sat Mar 21, 2026
| 55 Kilometer | | Register Now! | 81% |
|
|
| SOUTH | VA | May |
Freight Train 100k/50k
Farmville, VA
Sat May 9, 2026
| 50K | | Register Now! | 81% |
|
|
| MID-A | MD | Feb |
Saint Marys Lake Trail Series
Leonardtown, MD
Sat Feb 28, 2026
| 50K | | Register Now! | 80% |
|
|
| MID-A | MD | Feb |
Saint Marys Lake Trail Series
Leonardtown, MD
Sat Feb 28, 2026
| 34K | | Register Now! | 80% |
|
|
| MID-A | MD | Feb |
Saint Marys Lake Trail Series
Leonardtown, MD
Sat Feb 28, 2026
| 17K | | Register Now! | 80% |
|
|
| SOUTH | GA | Mar |
The Bootlegger 100 Mile Trail Race
Flovilla, GA
Sat Mar 28, 2026
| 100 Mile | | Register Now! | 80% |
|
|
| PAC | CA | May |
O'Neill Park Trail Races
Trabuco Canyon, CA
Sat May 16, 2026
| 50k | | Register Now! | 80% |
|
|
| PAC | CA | May |
O'Neill Park Trail Races
Trabuco Canyon, CA
Sat May 16, 2026
| Marathon | | Register Now! | 80% |
|
|
| PAC | CA | May |
O'Neill Park Trail Races
Trabuco Canyon, CA
Sat May 16, 2026
| 30k | | Register Now! | 80% |
|
|
| PAC | CA | May |
O'Neill Park Trail Races
Trabuco Canyon, CA
Sat May 16, 2026
| Half Marathon | | Register Now! | 80% |
|
|
| PAC | CA | May |
O'Neill Park Trail Races
Trabuco Canyon, CA
Sat May 16, 2026
| 10k | | Register Now! | 80% |
|
|
| PAC | CA | Jun |
The Broken Arrow Skyrace
Lake Tahoe, CA
Fri Jun 19, 2026
| Triple Crown | | Register Now! | 80% |
|
|
| PAC | CA | Mar |
The Big Alta
Marinwood, CA
Sun Mar 22, 2026
| 28K | | Register Now! | 79% |
|
|
| WEST | AZ | Feb |
Black Canyon Ultras
Mayer, AZ
Sun Feb 15, 2026
| 50K | | Register Now! | 78% |
|
|
| SOUTH | VA | May |
Freight Train 100k/50k
Farmville, VA
Sat May 9, 2026
| 100K | | Register Now! | 78% |
|
|
| SOUTH | VA | May |
Freight Train 100k/50k
Farmville, VA
Sat May 9, 2026
| 1/2 Marathon | | Register Now! | 78% |
|
|
| SOUTH | VA | Jan |
Snowy Owl 10 Mile
Williamsburg, VA
Sun Jan 4, 2026
| 10 MILE | | Register Now! | 77% |
|
