Bank of America Chicago Marathon

Flat, fast one-loop tour of 29 neighborhoods with big mid-October crowds; Grant Park start/finish and frequent aid stations make it prime for PRs and BQs.

Fast facts

  • Flat loop built for PRs and BQs
  • Non-guaranteed drawing plus time-qualifier/charity
  • Efficient start/finish logistics in Grant Park
  • Crowds line nearly the entire course
  • Weather usually cool but can swing

What to know about the Bank of America Chicago Marathon

The Bank of America Chicago Marathon delivers a flat, spectator-packed loop through the city’s neighborhoods.

Registration details

Entry opens each fall with a non-guaranteed drawing, time qualifiers, legacy, and charity options.

Bank of America Chicago Marathon course description

A one-loop tour starting and finishing in Grant Park with frequent aid stations and excellent logistics.

Typical weather conditions for the Bank of America Chicago Marathon

Mid-October is typically cool; expect brisk starts and occasional lake breeze.

Historical Bank of America Chicago Marathon dates and results

YearDateStatusResults
2026Sunday, October 11, 2026confirmed
2025Sunday, October 12, 2025completedView results
2024Sunday, October 13, 2024completedView results

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