1051 races
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December 2026
50 races
FRI
11
Boi Preto Ultra
ULTRA
Casa Branca, Minas Gerais, BR
85 km50 km25 km12 km7 km
SAT
12
Seth's Fat Ass 50K
ULTRA
Springfield, MA, US
50 km
SAT
12
Celtic Ultra 2026
ULTRA
Aberdare, South Wales, GB
55 km
SAT
12
Trail de Dinant Winter
ULTRA
Dinant, Wallonie, BE
65 km48 km42 km32 km23 km22 km16 km7 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
Trail du Loup Blanc
ULTRA
Guéret, Nouvelle-Aquitaine, FR
120 km70 km50 km34 km25 km18 km9 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
Rund um den Langenberg Ultra
ULTRA
Liebenau, Hessen, DE
56 km42 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
Trail la Vall
ULTRA
Bellcaire d'Empordà, Cataluña, ES
46 km22 km13 km6 km
SUN
13
Spiegelberger Räuberweglauf
ULTRA
Spiegelberg, Baden-Württemberg, DE
57 km26 km
SUN
13
X-Mas Trail - Weiskirchen
ULTRA
Weiskirchen, Saarland, DE
47 km33 km16 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
Meerdaalwoud Trail
ULTRA
Bierbeek, Vlaanderen, BE
50 km34 km29 km28 km20 km19 km13 km11 km
SAT
19
Rudolph & Roses
ULTRA
Tyler, TX, US
100 km50 km30 km20 km10 km
SAT
19
Tour de Helvellyn 2026
ULTRA
Askham, North West, GB
61 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
Hollands Duin Ultra
ULTRA
Noordwijk, Zuid-Holland, NL
50 km
SAT
19
Beyond the Lune Winter Ultra 2026
ULTRA
Kirkby Lonsdale, North West, GB
65 km
SAT
19
Trail Tana Quest
ULTRA
Almont-les-Junies, Occitanie, FR
70 km42 km26 km12 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
THU
24
Wassermühlen-Ultra Rulle
ULTRA
Wallenhorst, Niedersachsen, DE
47 km23 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
SAT
26
Silbersee-Hüggel UltraTrail
ULTRA
Hasbergen, Niedersachsen, DE
46 km23 km
SUN
27
Sloopsteener Seenrunden Ultramarathon
ULTRA
Westerkappeln, Nordrhein-Westfalen, DE
47 km23 km
SUN
27
Bastogne-Wiltz-Bastogne & Castle Trail Wiltz
ULTRA
Bastogne, Wallonie, BE
100 km70 km50 km30 km18 km
SUN
27
Last Supper 100k
ULTRA
Roxbury, NJ, US
100 km
SUN
27
Midwinter Mortimer Trail 2026
ULTRA
Ludlow, West Midlands, GB
48 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
MON
28
Dörenther Klippen UltraTrail
ULTRA
Ibbenbüren, Nordrhein-Westfalen, DE
46 km
MON
28
Grüntal-Winterultra
ULTRA
Freudenstadt, Baden-Württemberg, DE
50 km
WED
30
Erzsteig über Hüggel-Gipfel UltraTrail
ULTRA
Hasbergen, Niedersachsen, DE
46 km31 km15 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
Silvester-Ultramarathon Breuna
ULTRA
Breuna, Hessen, DE
46 km23 km
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