Thousands of runners and walkers participate in the event which takes place in Grant Park and the downtown area.

The Shamrock Shuffle is the first of three races in the Bank of America Chicago Distance Series, followed by the Chicago 13.1 on June 7 and the Chicago Marathon on Oct. 11.

More than 20,000 runners are slated to take over downtown Chicago streets in the unofficial kickoff to outdoor spring running season this month. It's all part of the popular Bank of America Shamrock ...

Thousands of runners will descend on Chicago for the 2026 Bank of America Shamrock Shuffle 8K race this weekend, an annual event that kicks off outdoor running season in the city. One week after the ...