McDowell Mountain Frenzy
📍 Fountain Hills, AZ•📅 Saturday, Dec 5, 2026•1 events
50 Miler, 50K, 25K, 10 Miler, 5 Miler
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Yeti Winter Trail Series
📍 Dixon, IL•📅 Saturday, Dec 5, 2026•1 events
20K, 15K, 10K, 5K
Small Town Christmas 34 Hour
📍 valley, AL•📅 Saturday, Dec 5, 2026•1 events
34Hr
Freight Train 100k/50k
📍 Farmville, VA•📅 Saturday, Dec 5, 2026•1 events
100K, 50K, 50K Hiker, 1/2 Marathon, Half Marathon Hiker
Mayhem Night Trail
📍 Fort McDowell, AZ•📅 Saturday, Dec 5, 2026•1 events
25K, 10 Miler, 5 Miler
Southern Arizona Triple 50
📍 Tucson/Oracle/Sonoita, AZ•📅 Saturday, Dec 5, 2026•1 events
Three 50 Milers
Amicalola Falls Marathon
📍 Dawsonville, GA•📅 Saturday, Dec 5, 2026•1 events
Marathon, Half Marathon
Anza Borrego Cuyamaca 50 Mile Run
📍 Julian, CA•📅 Saturday, Dec 5, 2026•1 events
50 Miler
Holiday 5K, & 10K at New Cumberland, PA (49)
📍 New Cumberland, PA•📅 Saturday, Dec 5, 2026•2 events
5K10K
Quick registration
5K
Starts 12/5/2026, 8:30:00 AM
Register 5K
Alerts
10K
Starts 12/5/2026, 8:30:00 AM
Register 10K
Alerts
First State Bank Key Largo Bridge 10k/5k Run/Walk
📍 Key Largo, FL•📅 Saturday, Dec 5, 2026•2 events
5K10K
Quick registration
5K
Starts 12/5/2026, 7:30:00 AM• Current price: $30
Register 5K
Alerts
10K
Starts 12/5/2026, 7:30:00 AM• Current price: $35
Register 10K
Alerts
Wildwood Trail Marathon
📍 Wildwood, MO•📅 Saturday, Dec 5, 2026•1 events
Marathon, 1/2 Marathon, 10K
Longhorn Last Person Standing
📍 Dripping Springs, TX•📅 Saturday, Dec 5, 2026•1 events
Last Person Standing
Ray Miller 50/50
📍 Malibu, CA•📅 Saturday, Dec 5, 2026•1 events
50 Miler, 50K, 30K
The Backland
📍 Gordonville, TX•📅 Saturday, Dec 5, 2026•1 events
LAST MAN STANDING
Loup Garou Trail Run
📍 Ville Platte, LA•📅 Saturday, Dec 5, 2026•1 events
100 Miler, 60 Miler, 40 Miler, 20 Miler
Last Chance Ultra
📍 Springfield, MO•📅 Saturday, Dec 5, 2026•1 events
100 Miler, 100K, 50 Miler, 50K, 10 miler
Colossal-Vail 50/50
📍 Vail, AZ•📅 Saturday, Dec 5, 2026•1 events
50 Miler, 55K, 13 Miler NIGHT, 13 Miler
Devil Dog Ultras
📍 Triangle, VA•📅 Saturday, Dec 5, 2026•1 events
100-Mile, 100K, 50K
HAROC (aka Hanging Rock Challenge)
📍 Danbury, NC•📅 Saturday, Dec 5, 2026•1 events
50k, 25k
Cloudland Canyon 50 Mile/50K/25K/5 MIle
📍 Rising Fawn, GA•📅 Saturday, Dec 5, 2026•1 events
50 Miler, 50K, 25K, 5 Miler