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2026 Bank of America Chicago Marathon: The application window for the 2026 Bank of America Chicago Marathon is closed. Entries are available through the official Tour Program.

Chicago is your start line in

VOLUNTEER

Volunteers at the 2025 Bank of America Chicago Marathon

Volunteer registration for the 2026 Bank of America Chicago Marathon is now open! Volunteer opportunities are available for individual volunteers, volunteer groups, medical volunteers and key volunteers.  

Please find an opportunity that best suits you below. All registered volunteers will receive a detailed confirmation email on race week which will include check-in location, transportation recommendations and preparation tips. It will also include a detailed Know Before You Go Guide to help you prepare for your role.


Individual volunteers

The Bank of America Chicago Marathon depends on each volunteer to provide the best possible experience for race participants. The following roles are open to individual volunteers. Click on an event to learn more and to register!

Participant packet preparation
Friday, September 18 through Sunday, September 20

Abbott Health & Fitness Expo
Thursday, October 8 through Saturday, October 10

Abbott Chicago 5K
Saturday, October 10

Bank of America Chicago Marathon
Sunday, October 11
Course marshal, gear check, information team, start corrals and the Post-Race Party beer tent opportunities are open to individual volunteers on race day.


Volunteer groups

Join the fleet of more than 200 volunteer groups that make up the Bank of America Chicago Marathon volunteer team! Group leaders recruit volunteers, share assignment information, relay registration instructions and keep their group on task and organized on the day of the event. Visit the group leader application to learn more about group registration and to apply. Please note, non-profit groups, clubs or organizations that check-in 20 or more volunteers on race day or at the Abbott Health & Fitness Expo and meet event qualifications are eligible for a modest donation starting at $300.

Group leader application


Medical volunteers

Medical volunteers are a vital part of the events we produce, lending support to participants on race day. Medical volunteer opportunities are available to both groups and individuals at the Abbott Chicago 5K and the Bank of America Chicago Marathon. Visit the Medical Volunteer webpage to learn more!

Medical volunteer opportunties


Key volunteers

Key volunteers help fulfill critical leadership and management roles on race weekend. Becoming a key volunteer is a great opportunity for people looking to translate their experience, enthusiasm and passion into a higher-level commitment to the event. Visit the key volunteer application to learn more about key volunteer roles and to apply.

Key volunteer application


RESOURCES


Bank of America Abbott World Marathon Majors logo Abbott World Marathon Majors. Marathon Tours & Travel Age Group World Championships

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