Running Races in Chicago, Illinois

64 upcoming races in Chicago, updated nightly. For radius search from your exact zip, use the Race Finder.

Racing in Chicago: what the calendar looks like

There are 64 upcoming races on the Chicago calendar over the next 12 months, with at least one in every month. October is the busiest month, with 13 races. That makes Chicago the busiest racing city in Illinois.

Of those, 54 offer a 5K, 36 offer a 10K and 34 offer a Half Marathon. The next marathon on the calendar is 2026 Bank of America Chicago Marathon on October 11. The next half marathon is Chicago Fall Classic Half Marathon, 10K & 5K on October 17. Where fees are published, the median entry in Chicago is $30, above the Illinois median of $25.

Close enough for a race-day drive: Wheaton (6 races, 24 miles), Lake Zurich (11 races, 28 miles).

Races by month

Going deep on one race

Bank of America Chicago Marathon: fly the course in 3D

Fly the full course in 3D over real buildings, bridges and terrain, with the elevation profile, every named climb, and typical race day weather.

October 2026

November 2026

December 2026

January 2027

February 2027

March 2027

April 2027

May 2027

June 2027

July 2027

September 2027

October 2027

Where to stay in Chicago

Race-weekend hotel search, dates prefilled for check-in the night before.

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Planning a race

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