Running Races in Illinois — 2026

There are 384 running races in Illinois in 2026 across 212 cities. The next upcoming race is the Ham City Fall Fest 5k Run/Walk in Effingham on October 17. Popular distances include 5K races, half marathons, ultras.

Browse by City

Chicago 167 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

SAO HYROX Full SIM

Sun, Oct 11 · Oswego, IL Oswego
SAO ROX SIM 7:40am Women Pro / Men's OpenSAO ROX FULL SIM 7:30am MEN PROSAO RUNNING ROX 10:10 WOMEN OPEN SINGLE/DOUBLE +19
From $25 Open 1 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 | CHA students 3rd grade+ +3
From $10 Open Closing Soon
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JAIMIE COX MEMORIAL RUN

Sat, Oct 17 · Roscoe, IL Roscoe
Virtual Virtual SupporterKids Registration (12 and under -- Youth T-Shirt Only)5K Run or 2- Mile Walk Participant
From $20 Open Closing Soon
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OUTLAST CHICAGO

Sat, Oct 24 · Palatine, IL Palatine
Trail 6 Hour Challenge - Saturday6 Hour Challenge - Sunday6 Hour Challenge - Sunday +1
From $80 Open Closing Soon 100 spots left
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Cardio Kidz Costume Run

Sun, Oct 25 · Palatine, IL Palatine
Road Little Devil's 50-Yard Dash (Age 2)Spooky 100-Yard Sprint (Ages 4)Creepy 1/4 Mile Run (Kindergarten) +10
From $15 Open Closing Soon
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