Running Races in Illinois — 2026

There are 387 running races in Illinois in 2026 across 212 cities. The next upcoming race is the SAO HYROX Full SIM in Oswego on October 11. Popular distances include 5K races, half marathons, ultras.

Browse by City

Chicago 166 Springfield 37 Rockford 19 Bloomington 19 Lake Zurich 17 Palatine 17 Normal 15 Wheaton 14 Decatur 14 Aurora 14 Joliet 13 Elk Grove Village 13 Marion 11 Urbana 11 Belleville 11 Hudson 11 Champaign 11 Lisle 11 Edwardsville 10 Herrin 10 Evanston 9 Peoria 9 Crystal Lake 9 Rock Island 8 Lemont 8 New Lenox 8 Mattoon 8 Ottawa 7 Naperville 7 Schaumburg 7

Miles for Mae

Sat, Oct 10 · Effingham, IL Effingham
Road Miles for Mae 5KMae's Mini Mile (Kids Lap)
From $10 Open Closing Soon
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We Love Teachers 5K - Chicago

Sat, Oct 10 · Elk Grove Village, IL Elk Grove Village
Virtual We Love Teachers 5K VirtualWe Love Teachers 5KWe Love Teachers 5K - Educator Entry +1
From $20 Open Closing Soon
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Welcome Run 5K

Sat, Oct 10 · Lansing, IL Lansing
Virtual Welcome Run Virtual 5KWelcome Run 5KWelcome Run Kids Race (10 and under)
From $5 Open Closing Soon
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SAO HYROX Full SIM

Sun, Oct 11 · Oswego, IL Oswego
SAO RUNNING ROX 10:00 WOMEN OPEN SINGLE/DOUBLESAO ROX Sim 7:50am MEN PROSAO ROX Sim 8:00 AM WOMEN PRO/ MEN OPEN +19
From $25 Open Closing Soon 3 spots left
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Train Up 5K and Fun Run

Sat, Oct 17 · Northfield, IL Northfield
Road 1 Mile Fun Run/Walk | CHA Students 1st grade+1 Mile Fun Run/Walk | Adults, non-CHA students5K | Adults, non-CHA students +3
From $10 Open Closing Soon
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JAIMIE COX MEMORIAL RUN

Sat, Oct 17 · Roscoe, IL Roscoe
Virtual Virtual Supporter5K Run or 2- Mile Walk ParticipantKids Registration (12 and under -- Youth T-Shirt Only)
From $20 Open Closing Soon
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