5K races in Illinois, United States — 2026 running calendar

Oct

17

Jmh 5K/10K

Jacksonville, Illinois, United States

Running

5K 10K

Oct

17

Firehouse 5K

Oconee, Illinois, United States

Running Walking

5K 1.6K

Oct

17

Train Up 5K and Fun Run

Northfield, Illinois, United States

Running Walking

5K 1.6K 6.4K 50 Yard Kids' Dash | Preschool and Kindergarten +2

Oct

17

Ham City Fall Fest 5k Run/Walk

Effingham, Illinois, United States

Running

5K 1.6K

Oct

17

JAIMIE COX MEMORIAL RUN

Roscoe, Illinois, United States

Running

5K

Oct

17

Rosehill Cemetery 'Crypt' 5K Run/Walk

Chicago, Illinois, United States

Running

5K

Oct

17

Greenville University Panther 5K

Greenville, Illinois, United States

Running

5K Kids Fun Run (ages 4-8)

Oct

17

Run Stephenson County

Orangeville, Illinois, United States

Running

Half-Marathon 5K 10K

Oct

17

Chicago Fall Classic Half Marathon, 10K & Hot Cider Hustle 5K

Chicago, Illinois, United States

Running

Half-Marathon 10K 5K +7

Oct

17

Cantigny 5K Run/Walk 2026 - Benefiting The Midwest Shelter for Homeless Veterans

Wheaton, Illinois, United States

Running

5K 1.6K

Oct

17

Cook Cancer 5K Run/Walk

Franklin Grove, Illinois, United States

Running

5K

Oct

17

The Burrito Bolt

Paris, Illinois, United States

Running

5K 1.6K