| 24 Oct 2021 |
Diez Vista (50k) |
Port Moody, British Columbia, Canada |
| 30 Oct 2021 - 12 Nov 2022 |
Saint Sebastian 100 (100 Miler|50 Miler) |
Brevard County, Florida, United States |
| 30 Oct 2021 |
Javelina Jundred (100 Miler|100K) |
Fountain Hills, Arizona, United States |
| 30 Oct 2021 |
RFYL (5k) |
Bozeman, Montana, United States |
| 30 Oct 2021 |
Oakland Hills Trail Run (1/2 Marathon|35K) |
Oakland, California, United States |
| 30 Oct 2021 |
Island View Trail Run (16 Miler|10 Miler|4 Miler) |
Carpinteria, California, United States |
| 30 Oct 2021 |
Ozark Trail 100 (100 Miles) |
Reynolds, Missouri, United States |
| 31 Oct 2021 |
Tuscobia Winter Ultra (80 Miles) |
Park Falls, Wisconsin, United States |
| 06 Nov 2021 |
Indianapolis Monumental Marathon (Marathon) |
Indianapolis, Indiana, United States |
| 06 Nov 2021 |
Wendover Woods 50 (50 Miles) |
Aylesbury Vale, England, United Kingdom |
| 06 Nov 2021 |
Leona Divide 50/50 (100K|50 Miler|30K|50K) |
Lake Hughes, California, United States |
| 06 Nov 2021 |
Pinhoti Trail Runs (Pinhoti 100) |
Cleburne, Alabama, United States |
| 06 Nov 2021 |
Moab Trail Marathon, Half Marathon, & 5k (Marathon|Half-marathon) |
Moab, Utah, United States |
| 12 Nov 2021 |
tBunk (100 Miler) |
La Grange, Wisconsin, United States |
| 13 Nov 2021 |
Beacons Ultra (46 Miles|Marathon) |
Talybont On Usk, Wales, United Kingdom |
| 13-14 Nov 2021 |
Run The Rock 50 (50K|50 Miler) |
Terrebonne, Oregon, United States |
| 13 Nov 2021 |
Charlotte Marathon (Half Marathon|Marathon) |
Charlotte, North Carolina, United States |
| 13 Nov 2021 |
Children of the Cane 100 (100 Miler) |
Sunrise, Louisiana, United States |
| 13 Nov 2021 |
Tour du Manaslu: The Great Himalayan Route (Tour du Manaslu) |
Thumi, Kosi, Nepal |
| 13 Nov 2021 |
Mt. Tam Trail Run (30K|50K|1/2 Marathon|10K) |
Stinson Beach, California, United States |
| 13 Nov 2021 |
Annapolis Running Classic (10k|Half Marathon) |
Annapolis, Maryland, United States |
| 13 Nov 2021 |
Butch Cassidy 10k/5k (10k|5k) |
Springdale, Utah, United States |
| 13 Nov 2021 |
Tunnel Hill (100 Miler) |
Vienna, Illinois, United States |
| 14 Nov 2021 |
Parkway Subaru Battleship NC Half Marathon (Half Marathon|5K|10K) |
Wilmington, North Carolina, United States |
| 20 Nov 2021 |
Griffith Park Trail Marathon (50K|Marathon|1/2 Marathon) |
Los Angeles, California, United States |
| 20 Nov 2021 |
Dinosaur Valley Endurance Run (100 Miler) |
Somervell County, Texas, United States |
| 20 Nov 2021 |
Griffith Park Trail Run (30K|Half Marathon|10K) |
Los Angeles, California, United States |
| 20 Nov 2021 |
Nine Trails 35 Mile Endurance Run (35 Miler) |
Santa Barbara, California, United States |
| 20 Nov 2021 |
Dead Horse Ultra (30K|50K|50 Miler) |
Moab, Utah, United States |
| 25 Nov 2021 |
Owasso Hog Jog (5K) |
Owasso, Oklahoma, United States |
| 26 Nov 2021 |
Eilat Desert Marathon (42.2k|3K) |
Eilat, Southern District, Israel |
| 27 Nov 2021 |
Quad Dipsea (28.4 Miler) |
Mill Valley, California, United States |
| 27 Nov 2021 |
NCR Marathon (Marathon) |
Sparks, Maryland, United States |
| 27 Nov 2021 |
Ultra Trail Cape Town (100K) |
Cape Town, Western Cape, South Africa |
| 03 Dec 2021 |
Blood Rock (100 Miler) |
Pelham, Alabama, United States |
| 03 Dec 2021 |
Exodus 100 Mile Ultramarathon (100 Miles) |
Felindre, Wales, United Kingdom |
| 04 Dec 2021 |
San Joaquin River Trail Runs (50K|100K) |
Friant, California, United States |
| 04 Dec 2021 |
Devil Dog Ultras (100 Miler) |
Belfair Crossroads, Virginia, United States |
| 04 Dec 2021 |
Ray Miller 50/50 (50 Miler|30K|50K) |
Malibu, California, United States |
| 04 Dec 2021 |
Daytona 100 (100 Miler) |
Duval County, Florida, United States |
| 04 Dec 2021 |
McDowell Mountain Frenzy (50 Miler|50K) |
Fountain Hills, Arizona, United States |
| 04 Dec 2021 |
No Name 5030 (30K|15K|50K) |
Agoura, California, United States |
| 04 Dec 2021 |
Tucson Marathon (Marathon) |
Tucson, Arizona, United States |
| 04 Dec 2021 |
Anza Borrego Cuyamaca 50 (ABC 50) (50 Miler) |
Harrison Park, California, United States |
| 04 Dec 2021 |
Death Valley Trail Marathon & Half Marathon (Marathon|Half Marathon) |
Death Valley, California, United States |
| 05 Dec 2021 |
Over the Hill Track Club High Desert (50K|30K) |
Ridgecrest, California, United States |
| 05 Dec 2021 |
California International Marathon (CIM) (Marathon) |
Sacramento, California, United States |
| 11 Dec 2021 |
Hitchcock Experience (100 Miler) |
Honey Creek, Iowa, United States |
| 12 Dec 2021 |
Santa to the Sea (Half Marathon) |
Oxnard, California, United States |
| 18 Dec 2021 |
ROOT (Running Out Of Time) 12 and 24 Hour Race (5k|12 hr|24 hr) |
San Diego, California, United States |
| 18 Dec 2021 |
Cave Creek Thriller (11K|50K|24K|5K) |
Cave Creek, Arizona, United States |
| 18 Dec 2021 |
Light the Way 5k (Kid's Fun Run|Light the Way 5k) |
Missoula, Montana, United States |
| 18 Dec 2021 |
Paramount Ranch Trail Runs (1/2 Marathon|50K|Marathon|30K|10K) |
Los Angeles, California, United States |
| 27 Dec 2021 |
Charleston 100 (100 Miler) |
Jacksonboro, South Carolina, United States |
| 31 Dec 2021 |
New Year's Resolution 8K Run & 5K Run/Walk (8K Run|5K Run/Walk) |
Flint, Michigan, United States |