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

Spirits Run on the Rocks a Waukegan 5k

Waukegan, Illinois, United States

May 16, 2026 (Sat)

Running

5K

Barrington Mother's Day 5K Run/Walk

Barrington, Illinois, United States

May 10, 2026 (Sun)

Running, Walking

5K +2

Quad Cities Distance Classic

Moline, Illinois, United States

May 10, 2026 (Sun)

Running

Half-Marathon 5K

Quarryman Challenge

Lemont, Illinois, United States

May 9, 2026 (Sat)

Running

16.1K 5K

Maryville Police Donut Dash 5K Walk/Run

Maryville, Illinois, United States

May 9, 2026 (Sat)

Running

5K

2026 Mother's Day Virtual 5k - Aurora

Aurora, Illinois, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

Pink 5k Oak Brook Park District

Oak Brook, Illinois, United States

May 9, 2026 (Sat)

Running

5K

2026 Mother's Day Virtual 5k - Rockford

Rockford, Illinois, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Peoria

Peoria, Illinois, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Naperville

Naperville, Illinois, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

5k Dokie Run

Wheeling, Illinois, United States

May 9, 2026 (Sat)

Running, Walking

5K 1.6K

Run for the Badge 5K

Sterling, Illinois, United States

May 9, 2026 (Sat)

Running

5K