US Ultramarathons

Browse our Ultramarathon Calendar for races organized in the USA.

1,406 races

Hachie 50 Marathon, Ultra and Relay

May 06, 2017 The race has already taken place.
USA / West South Central / Texas / Waxahachie
Ultramarathon

Hachie 50 Marathon, Ultra and Relay

May 06, 2017 The race has already taken place.
USA / West South Central / Texas / Waxahachie
Ultramarathon

Hachie 50 Marathon, Ultra and Relay

May 06, 2017 The race has already taken place.
USA / West South Central / Texas / Waxahachie
Ultramarathon
Relay

Blazing 7s

October 01, 2016 The race has already taken place.
USA / West South Central / Texas / Cat Spring
Ultramarathon

Blazing 7s

October 01, 2016 The race has already taken place.
USA / West South Central / Texas / Cat Spring
Ultramarathon

Blazing 7s

October 01, 2016 The race has already taken place.
USA / West South Central / Texas / Cat Spring
Ultramarathon

Blazing 7s

October 01, 2016 The race has already taken place.
USA / West South Central / Texas / Cat Spring
Ultramarathon

Blazing 7s

October 01, 2016 The race has already taken place.
USA / West South Central / Texas / Cat Spring
Ultramarathon

Rocky 50 Trail Run

February 11, 2017 The race has already taken place.
USA / West South Central / Texas / Huntsville
Ultramarathon
Tejas Trails Trail

Rocky 50 Trail Run

February 11, 2017 The race has already taken place.
USA / West South Central / Texas / Huntsville
Ultramarathon
Tejas Trails Trail

Pandora's BoX of RoX Trail Run

April 29, 2017 The race has already taken place.
USA / West South Central / Texas / Reveille Peak Ranch, Texas
Ultramarathon
Tejas Trails Trail

Tinajas Ultras

March 04, 2017 The race has already taken place.
USA / West South Central / Texas / Bend
Ultramarathon
Tejas Trails Trail