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Illinois 5K Race Calendar 2026-2027

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Explore the best 5k races in Illinois for 2026-2027! Our updated list features 526 exciting races across the region. Find your next race in Illinois below and join the running community at these great events!

October 2026
Oct
25
Su

Scout Scramble 5K Trail Run

Trail Run 5 km
Oct
30
Fr

The Copper Penny Spirits Halloween Eve 5K

5 km
The Copper Penny Spirits Halloween Eve 5K Enjoy a festive Friday night run through historic Vandalia with a themed 5k event featuring glow in the dark medals and a post race gathering at The Copper Penny.
Oct
30
Fr

Race the Dead

3 mi
Oct
30
Fr

Louisville Fall Festival Glow 5K Run/Walk

5 km
Oct
31
Sa

Race Through the Decades 5K - Oblong

5 km
Monthly updates for Illinois

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Oct
31
Sa

Rock Falls First Responder 5K

5 km
Oct
31
Sa

Halloween Hustle 5K - Johnston City

3 mi
Oct
31
Sa

Carrera de los Muertos

5 km
Oct
31
Sa

Riverview Ramble Half Marathon

3 mi 6 mi 13 mi
Oct
31
Sa

Run the Bluff

5 km
Oct
31
Sa

Howl-O-Ween Hustle

5 km
Oct
31
Sa

Day of the Dead 5K

5 km
Oct
31
Sa

Freedom Ride Animal Rescue 5K Fun Run & 1 Mile Walk & Wag

5 km
Oct
31
Sa

Running with Ghouls

Trail Run 5 km
Oct
31
Sa

Skeleton Trail Shuffle & Tot Trot

Trail Run 5 km
Oct
31
Sa

McLeansboro Halloween Hustle 5K

5 km
Oct
31
Sa

Hope in Motion 5K Fun Run - Herrin

5 km
Oct
31
Sa

Girls on the Run Chicago 5K

5 km
Oct-Nov
31-1
Sa - Su

Gavin's Hallows' Eve 5K

3 mi
Oct
31
Sa

Howling Habitat 5K/Fun Run

5 km
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