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

May

17

2026 Willard 5k Fun Run

River Forest, Illinois, United States

Running

5K

May

16

S2 Faction 5K - Bloomington

Bloomington, Illinois, United States

Running

5K

May

16

2026 LOGOS MISSIONS RUN FOR LOVE

Glenview, Illinois, United States

Running Walking

5K 1.6K

May

16

Summer Rec Jamboree 5k

Martinsville, Illinois, United States

Running

5K 1.6K

May

16

Run for Brain Health

Chadwick, Illinois, United States

Running

5K

May

16

Cary Hero Dash 5KM Walk/Run

Cary, Illinois, United States

Running

5K

May

16

Armed Forces Day: America's Kids Run + Run the Rock 5K/10K

Rock Island, Illinois, United States

Running

5K

May

16

BeACTIVE

Joliet, Illinois, United States

Running

5K

May

16

Spirits Run on the Rocks a Waukegan 5k

Waukegan, Illinois, United States

Running

5K

May

16

Family Service Association 5k

Elgin, Illinois, United States

Running

5K

May

16

Hope Series

Sterling, Illinois, United States

Running

5K

May

16

2026 Harlem Huskie Hustle 5K Walk/Run & 1 Mile Walk/Run and Kids Fun Run

Machesney Park, Illinois, United States

Running

5K 1.6K