Illinois · Marathon · 5K

Bank of America Chicago Marathon

Bank of America Chicago Marathon is a marathon and 5K event held in Chicago, Illinois. Its next confirmed date is Sunday, October 10, 2027. About 55,000 runners take part across all distances.

Race day
October 10, 2027
Location
Chicago, IL
Field size
~55,000 runners

Race details

Date
Sunday, October 10, 2027
Distances
Marathon, 5K
Field size
About 55,000 runners
Course
~130 ft
Registration
raceroster.com
Official website
chicagomarathon.com

Registration, course & weather

Start time
7:30 AM CDT
Course profile
Loop course; Road surface; 243 ft gain, 238 ft loss (estimated from third-party elevation data); Boston qualifier

About the Bank of America Chicago Marathon

Chicago's flagship marathon and a World Marathon Major, sending roughly 55,000 runners through 29 neighborhoods on a famously flat, fast course. It has welcomed over one million finishers since 1977.

Rankings and notes

Rankings and awards
FindMyMarathon Top 50 BQ Races 2026 — #16 (BQ rate 17.7%, PR score 99.8, Very Flat); World Marathon Major; one of the world's six majors; USATF/AIMS-certified; among the largest marathons globally and a top Boston-qualifier and world-record course
Notes
World Marathon Majors event

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Bank of America Chicago Marathon: common questions

When is the Bank of America Chicago Marathon?
The next confirmed date is Sunday, October 10, 2027.
Where is the Bank of America Chicago Marathon held?
In Chicago, Illinois.
What distances does the Bank of America Chicago Marathon offer?
Marathon and 5K.
How many people run the Bank of America Chicago Marathon?
About 55,000 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
How do I register for the Bank of America Chicago Marathon?
Registration is handled by the organiser at raceroster.com. Entry fees, caps and deadlines are set there.
Is registration open for the Bank of America Chicago Marathon?
Registration status as last checked October 7, 2026: lottery upcoming. Listed fee for the longest distance, $250 (from chicagomarathon.com, checked October 7, 2026).
What time does the Bank of America Chicago Marathon start?
7:30 AM CDT.
What is the course like at the Bank of America Chicago Marathon?
Loop course; Road surface; 243 ft gain, 238 ft loss (estimated from third-party elevation data); Boston qualifier.