2017 - 2018 Illinois Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in Illinois among 25 races.

25 races

Super Awesome! Illinois Edition

April 08, 2018 Race day in 5 months
USA / East North Central / Illinois / Metropolis
Ultramarathon

Reebok Ragnar Chicago

May 18, 2018 Race day in 6 months
USA / East North Central / Illinois / Chicago
Ultramarathon

Potawatomi Trail Runs

April 08, 2016 The race has already taken place.
USA / East North Central / Illinois / Pekin
Ultramarathon
Hilly Trail

Potawatomi Trail Runs

April 08, 2016 The race has already taken place.
USA / East North Central / Illinois / Pekin
Ultramarathon
Hilly Trail Night

Potawatomi Trail Runs

April 08, 2016 The race has already taken place.
USA / East North Central / Illinois / Pekin
Ultramarathon
Hilly Trail

Rock Cut Hobo Trail Runs

September 09, 2016 The race has already taken place.
USA / East North Central / Illinois / Rockford
Ultramarathon
Trail

Arctic Frog

December 03, 2016 The race has already taken place.
USA / East North Central / Illinois / Libertyville
Ultramarathon

Frozen Gnome

January 07, 2017 The race has already taken place.
USA / East North Central / Illinois / Crystal Lake
Ultramarathon
Trail Snow

Clinton Lake Ultra

March 25, 2017 The race has already taken place.
USA / East North Central / Illinois / Dewitt
Ultramarathon

Potawatomi Trail Runs

April 07, 2017 The race has already taken place.
USA / East North Central / Illinois / Pekin
Ultramarathon
Hilly Trail

Chicago Lakefront 50K George Cheung Memorial Race

April 08, 2017 The race has already taken place.
USA / East North Central / Illinois / Chicago
Ultramarathon

Evergreen Lake Ultras

September 09, 2017 The race has already taken place.
USA / East North Central / Illinois / Hudson
Ultramarathon
Trail Fast
Refine by