Ultramarathons in Illinois

6 upcoming ultramarathons in Illinois, with dates and field depth before you enter.

All races 5K races 354 10K races 96 Half marathons 59 Marathons 12 Ultramarathons 6 Races near me

By city

Chicago (61)Springfield (12)Belleville (8)Wheaton (8)Batavia (7)Rockford (7)Edwardsville (6)Elk Grove Village (6)Peoria (6)Charleston (5)Crystal Lake (5)Normal (5)

Which of these could you place in? raceIQ ranks them by where your pace would finish, in your age group and gender.

Find your races

January 2027

Sat, Jan 9Frozen GnomeCrystal Lake10KUltra

March 2027

Sat, Mar 27Chicago Lakefront UltrasChicagoUltra

April 2027

July 2027

Tue, Jul 132027 Heartland Series - Day 4 (IL)Fulton5K10KHalf marathonMarathonUltra