Running Race Calendar in Illinois, United States

Oct

18

Frank Lloyd Wright Races

Oak Park, Illinois, United States

Running Walking

10K 5K 1.6K Lil Runners - 3 Year Old +3

Oct

18

23rd Annual This Run's For Jack 2026

Glen Ellyn, Illinois, United States

Running

5K 16.1K

Oct

18

Paws for a Cause 5k

Urbana, Illinois, United States

Running

5K

Oct

18

Richardson Farm Fall 5K & 10K with Family 1 Mile Adventure Run

Spring Grove, Illinois, United States

Obstacle race Running

5K 10K 1.6K +6

Oct

18

Marklund Run, Walk & Roll 5K/1Mile

Geneva, Illinois, United States

Running

Marklund Run, Walk & Roll

Oct

17

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

Chicago, Illinois, United States

Running

Half-Marathon 10K 5K +7

Oct

17

Tunnel to Towers 5K Run & Walk - Quincy, IL

Quincy, Illinois, United States

Running

5K +1

Oct

17

Trojan Classic XC

Charleston, Illinois, United States

Running

4.8K OPEN RACE

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

Jmh 5K/10K

Jacksonville, Illinois, United States

Running

5K 10K

Oct

17

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

Wheaton, Illinois, United States

Running

5K 1.6K