Race Calendar in Illinois, United States

Oct

18

Marklund Run, Walk & Roll 5K/1Mile

Geneva, Illinois, United States

Running

Marklund Run, Walk & Roll

Oct

18

23rd Annual This Run's For Jack 2026

Glen Ellyn, Illinois, United States

Running

5K 16.1K

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

Paws for a Cause 5k

Urbana, Illinois, United States

Running

5K

Oct

17

The Burrito Bolt

Paris, Illinois, United States

Running

5K 1.6K

Oct

17

Cook Cancer 5K Run/Walk

Franklin Grove, Illinois, United States

Running

5K

Oct

17

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

Wheaton, Illinois, United States

Running

5K 1.6K

Oct

17

Lawrenceville Halloween Hustle 5K

Sumner, Illinois, United States

Running

5K

Oct

17

Popeye's Fall Festival 5K

Chester, Illinois, United States

Running Walking

5K 2.4K

Oct

17

Chicago Public League Championship

Chicago, Illinois, United States

Running

Primary

Oct

17

Harvard Dia de Los Muertos 5K

Harvard, Illinois, United States

Running

5K

Oct

17

St. Francis of Assisi 5K

Harrisburg, Illinois, United States

Running

5K