344 races
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December 2026
29 races
SAT
12
Seth's Fat Ass 50K
ULTRA
Springfield, MA, US
50 km
SAT
12
Naughty Hog
ULTRA
Valley View, TX, US
100 km50 km25 km10 km5 km
SAT
12
Doomsday
ULTRA
Cool, CA, US
50 km21 km
SAT
12
PIGTAILS RUN
ULTRA
Maple Valley, WA, US
50 km42 km21 km
SAT
12
Texmas Trail Race
ULTRA
Smithville, TX, US
104 km57 km34 km23 km11 km
SAT
12
Bell Ringer Trail Run
ULTRA
Montgomery Bell State Park, TN, US
50 km25 km15 km
SAT
12
Magnolia Magic River Trail Run
ULTRA
Pilot Hill, CA, US
50 km42 km30 km21 km12 km5 km
SAT
12
PhoMo 50k
ULTRA
Phoenix, AZ, US
50 km
SAT
12
The Frosty Buck Trail Race
ULTRA
Glenmont, OH, US
50 km25 km
SAT
12
Beast of the East 100
ULTRA
Kings Mountain, NC, US
161 km100 km81 km42 km21 km
SAT
12
TUDC Tallahassee Ultra Distance Classic
ULTRA
Tallahassee, FL, US
50 km25 km10 km
SUN
13
Lokalz 50 KM
ULTRA
Peoria, IL, US
50 km
FRI
18
Quiet Silence
ULTRA
Lake Mills, WI, US
50 km28 km
SAT
19
Lookout Mountain Trail Race
ULTRA
Lookout Mountain, GA, US
81 km29 km10 km
SAT
19
Woodside Ramble
ULTRA
Redwood City, CA, US
50 km35 km21 km10 km
SAT
19
Rudolph & Roses
ULTRA
Tyler, TX, US
100 km50 km30 km20 km10 km
SAT
19
River Bluff Trail Runs
ULTRA
St. Joseph, MO, US
50 km25 km10 km
SAT
19
8 Hours of Christmas
ULTRA
Molena, GA, US
50 km
SAT
19
Magnolia Magic River Trail Run
ULTRA
Pilot Hill, CA, US
50 km42 km30 km21 km12 km5 km
SAT
19
Naked Nick
ULTRA
Leesport, PA, US
50 km25 km
SUN
20
Charleston Itty Bitty 50
ULTRA
Mount Pleasant, SC, US
81 km
SAT
26
Jupiter Ridge Sand Spur
ULTRA
Jupiter, FL, US
50 km30 km21 km
SAT
26
Going Running….
ULTRA
Kennesaw, GA, US
85 km69 km53 km37 km
SUN
27
Last Supper 100k
ULTRA
Roxbury, NJ, US
100 km
SUN
27
Round the Bay Relay and Ultra
ULTRA
Fort Walton Beach, FL, US
59 km
MON
28
Across the Years
ULTRA
Peoria, AZ, US
322 km161 km100 km42 km
THU
31
Run Undead Ultra Trail Party
ULTRA
Pelham, AL, US
161 km100 km81 km50 km25 km
THU
31
Recover from the Holidays 50K
ULTRA
Huntsville, AL, US
50 km
THU
31
2027 Texas Ultra Series
ULTRA
Multiple Cities, TX, US
100 km50 km15 km10 km5 km
January 2027
21 races
FRI
1
The Next Loop Endurance Weekend | 01/01/27
ULTRA
St. Louis, MO, US
100 km50 km
SAT
2
Yankee Springs Winter Challenge
ULTRA
Middleville, MI, US
50 km25 km10 km5 km
SAT
2
Hacienda Hills Trail Run - Winter
ULTRA
San Jose, CA, US
50 km42 km30 km21 km15 km10 km5 km
SAT
2
Croom Zoom
ULTRA
Brooksville, FL, US
50 km32 km16 km
SAT
2
Wild Azalea Trail Challenge
ULTRA
Alexandria, LA, US
81 km44 km21 km10 km
SAT
2
WinterRock
ULTRA
Independence, KS, US
163 km101 km25 km12 km
SAT
2
Hard Times 100
ULTRA
Paris, TX, US
161 km100 km50 km
SUN
3
Willis River
ULTRA
Cumberland, VA, US
50 km35 km20 km
FRI
8
Frozen: H3
ULTRA
Bethera, SC, US
161 km81 km50 km25 km10 km
SAT
9
San Tan Scramble
ULTRA
Queen Creek, AZ, US
50 km26 km17 km9 km5 km
SAT
9
Angela Ivory Memorial Runs
ULTRA
Felton, DE, US
161 km50 km
SAT
9
St. Croix 40 Winter Ultra
ULTRA
Hinckley, MN, US
64 km
SAT
9
Return to Lake Lure
ULTRA
Lake Lure, NC, US
50 km32 km16 km5 km
SAT
9
No Hands Trail Run
ULTRA
Auburn, CA, US
50 km35 km21 km8 km
SAT
9
The Great Scorpion Trail Run
ULTRA
Meridian, MS, US
50 km25 km13 km
SAT
9
Perpetua FatAss
ULTRA
Yachats, OR, US
50 km30 km20 km15 km
SAT
9
Frozen Gnome
ULTRA
Crystal Lake, IL, US
50 km10 km
SAT
9
Pullman Winter Ultras | January
ULTRA
Pullman, WA, US
50 km38 km25 km13 km
SUN
10
Atlanta Fat Ass 50K
ULTRA
Lithia Springs, GA, US
50 km25 km
TUE
12
Fierce Dragon (H9)
ULTRA
Blairsville, GA, US
322 km161 km100 km64 km40 km
SAT
16
Ouachita Switchbacks
ULTRA
Big Cedar, OK, US
50 km25 km16 km
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