2017 - 2018 North America Trail Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in North America bearing the tag Trail among 1061 races.

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1,061 races

Coldwater Rumble

100 Mile Trail Run
January 21, 2017 Race day in 2 days
USA / Mountain Region / Arizona / Goodyear
Ultramarathon - 100 miles
Desert Trail Aravaipa Running

Southern Tour Ultra

50K
January 21, 2017 Race day in 2 days
USA / South Atlantic / North Carolina / Wilmington
Ultramarathon - 50 kilometers
Flat Trail

Capitol Peak Mega-Fat Ass

50K
January 21, 2017 Race day in 2 days
USA / Pacific / Washington / Olympia
Ultramarathon - 50 kilometers
Trail

Southern Tour Ultra

50 Mile Relay
January 21, 2017 Race day in 2 days
USA / South Atlantic / North Carolina / Wilmington
Ultramarathon - 50 miles
Flat Trail Relay

Coldwater Rumble

52K
January 21, 2017 Race day in 2 days
USA / Mountain Region / Arizona / Goodyear
Ultramarathon - 52 kilometers
Desert Trail Aravaipa Running

Coldwater Rumble

52 Mile
January 21, 2017 Race day in 2 days
USA / Mountain Region / Arizona / Goodyear
Ultramarathon - 52 kilometers
Desert Trail Aravaipa Running

Crystal Springs Trail Run

Crystal Springs 50 Km Trail Run
January 21, 2017 Race day in 2 days
USA / Pacific / California / Woodside
Ultramarathon - 50 kilometers
Coastal Trail Runs Hilly Trail

Frozen Dead Guy 50km

January 21, 2017 Race day in 2 days
USA / Mountain Region / Colorado / Nederland
Ultramarathon - 50 kilometers
Trail Mountain Snow

Horseshoe Trail Run

Horseshoe Trail Run 50k
January 21, 2017 Race day in 2 days
USA / West South Central / Texas / Hitchcock
Ultramarathon - 50 kilometers
Trail

Salem Lakeshore Frosty Fifty 50k, 25k, and 50k Relay

Salem Lakeshore Frosty 50k Relay
January 21, 2017 Race day in 2 days
USA / South Atlantic / North Carolina / Winston Salem
Ultramarathon - 50 kilometers
Trail Relay

Oracle Rumble 50M, 50K, Half Marathon and 10K

50K
January 28, 2017 Race day in 9 days
USA / Mountain Region / Arizona / Tucson
Ultramarathon - 50 kilometers
Trail

Oracle Rumble 50M, 50K, Half Marathon and 10K

50M
January 28, 2017 Race day in 9 days
USA / Mountain Region / Arizona / Tucson
Ultramarathon - 50 miles
Trail

Folsom South Side Trail Run

Folsom South Side Trail 38 Mile Run
January 28, 2017 To be confirmed Race day in 9 days
USA / Pacific / California / Folsom
Ultramarathon - 38 miles
Hilly Trail

Folsom South Side Trail Run

Folsom South Side Trail 50K Run
January 28, 2017 To be confirmed Race day in 9 days
USA / Pacific / California / Folsom
Ultramarathon - 50 kilometers
Hilly Trail

Mountain Mist 50K Trail Run

January 28, 2017 Race day in 9 days
USA / East South Central / Alabama / Hunstville
Ultramarathon - 50 kilometers
Trail