2017 - 2018 Illinois Ultramarathon Calendar

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

25 races

Farmdale Trail Runs

October 07, 2017 Race day in 11 days
USA / East North Central / Illinois / East Peoria
Ultramarathon
Trail

Farmdale Trail Runs

October 07, 2017 Race day in 11 days
USA / East North Central / Illinois / East Peoria
Ultramarathon
Trail

Farmdale Trail Runs

October 07, 2017 Race day in 11 days
USA / East North Central / Illinois / East Peoria
Ultramarathon
Trail

The Hennepin Hundred

October 07, 2017 Race day in 11 days
USA / East North Central / Illinois / Sterling
Ultramarathon

The Hennepin Hundred

October 07, 2017 Race day in 11 days
USA / East North Central / Illinois / Sterling
Ultramarathon
Relay

The Hennepin Hundred

October 07, 2017 Race day in 11 days
USA / East North Central / Illinois / Sterling
Ultramarathon

DPR Trail Races

October 14, 2017 Race day in 18 days
USA / East North Central / Illinois / Lake County Forest Preserve
Ultramarathon
Flat Trail

Ondessonk's Trail Races

October 14, 2017 Race day in 18 days
USA / East North Central / Illinois / Ozark
Ultramarathon
Trail

Chicago Lakefront 50/50

October 28, 2017 Race day in about 1 month
USA / East North Central / Illinois / Chicago
Ultramarathon
Road Running

Chicago Lakefront 50/50

October 28, 2017 Race day in about 1 month
USA / East North Central / Illinois / Chicago
Ultramarathon

Tunnel Hill 100

November 11, 2017 Race day in about 2 months
USA / East North Central / Illinois / Vienna
Ultramarathon
Trail Fast

Tunnel Hill 100

November 11, 2017 Race day in about 2 months
USA / East North Central / Illinois / Vienna
Ultramarathon
Trail Fast
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