2018 - 2019 Illinois Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in Illinois among 26 races.

26 races

Clinton Lake Ultra

03/24/2018 - 07:30
North America / USA / East North Central / Illinois / Dewitt
Ultramarathon
Trail Running Solo

Super Awesome! Illinois Edition

50K
04/08/2018 - 07:00
North America / USA / East North Central / Illinois / Metropolis
Ultramarathon
Running

Chicago Lakefront 50/50

Chicago Lakefront 50K
04/14/2018 - 08:30
North America / USA / East North Central / Illinois / Chicago
Ultramarathon
Road Running

Reebok Ragnar Chicago

05/18/2018 - 05:00
North America / USA / East North Central / Illinois / Chicago
Ultramarathon
Running

Arctic Frog

50K
12/01/2018 - 08:00
North America / USA / East North Central / Illinois / Libertyville
Ultramarathon
Running

Potawatomi Trail Runs

Potawatomi 50 Mile Trail Run
04/08/2016 - 06:00
North America / USA / East North Central / Illinois / Pekin
Ultramarathon
Trail Running Hilly

Potawatomi Trail Runs

Potawatomi 30 Mile Trail Fun Run
04/08/2016 - 20:00
North America / USA / East North Central / Illinois / Pekin
Ultramarathon
Night Race Trail Running Hilly

Potawatomi Trail Runs

Potawatomi 100 Mile Trail Run
04/08/2016 - 06:00
North America / USA / East North Central / Illinois / Pekin
Ultramarathon
Trail Running Hilly

Rock Cut Hobo Trail Runs

50K
09/09/2016 - 08:00
North America / USA / East North Central / Illinois / Rockford
Ultramarathon
Trail Running

Clinton Lake Ultra

03/25/2017 - 07:30
North America / USA / East North Central / Illinois / Dewitt
Ultramarathon
Running

Potawatomi Trail Runs

Potawatomi 150 Mile Trail Run
04/07/2017 - 12:00
North America / USA / East North Central / Illinois / Pekin
Ultramarathon
Trail Running Hilly

Chicago Lakefront 50K George Cheung Memorial Race

04/08/2017 - 08:30
North America / USA / East North Central / Illinois / Chicago
Ultramarathon
Running
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