2017 - 2018 USA X-hour race Calendar

Browse our Calendar for X-hour races (races where the duration is fixed) organized in USA among 321 races.

321 races

Desert Solstice Invitational Track Meet

December 09, 2017 Race day in 15 days
USA / Mountain Region / Arizona / Phoenix
X-hour race
Invitation only Track Aravaipa Running

McKinney Roughs

December 09, 2017 Race day in 15 days
USA / West South Central / Texas / McKinney Roughs, Austin
X-hour race
Trail Spectrum Trail Racing Series Relay

Ugly Sweater Fun Run/Walk feat. Brooks Demo Shoes

December 11, 2017 Race day in 17 days
USA / East North Central / Michigan / Midland
X-hour race
Walk

Ugly Sweater Fun Run/Walk feat. New Balance Demo Shoes

December 12, 2017 Race day in 18 days
USA / East North Central / Michigan / Saginaw
X-hour race
Walk

Houston Running Festival

December 17, 2017 Race day in 23 days
USA / West South Central / Texas / Houston
X-hour race
Flat

Houston Running Festival

December 17, 2017 Race day in 23 days
USA / West South Central / Texas / Houston
X-hour race
Flat

S.C.U.M. Runners New Year Ultra Running BASH!

December 30, 2017 Race day in about 1 month
USA / South Atlantic / South Carolina / Mauldin
X-hour race

S.C.U.M. Runners New Year Ultra Running BASH!

December 30, 2017 Race day in about 1 month
USA / South Atlantic / South Carolina / Mauldin
X-hour race

S.C.U.M. Runners New Year Ultra Running BASH!

December 30, 2017 Race day in about 1 month
USA / South Atlantic / South Carolina / Mauldin
X-hour race

GET LIT New Years Eve Trail Run

December 31, 2017 Race day in about 1 month
USA / East North Central / Ohio / Piqua
X-hour race

GET LIT New Years Eve Trail Run

December 31, 2017 Race day in about 1 month
USA / East North Central / Ohio / Piqua
X-hour race

Resolution Run Travelers Rest

December 31, 2017 Race day in about 1 month
USA / South Atlantic / South Carolina / Travelers Rest
X-hour race
Charity