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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 338 exciting races across the region. Find your next race in Illinois below and join the running community at these great events!

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The Single & Mingle 5K at the VFW A festive 5K in Warrenville on the Illinois Prairie Path with a costume contest, drinks and games at the VFW and an out and back course.
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