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Event staff and key volunteers

Welcome to the 2023 Bank of America Chicago Marathon Event Staff and Key Volunteer webpage! Below you will find information on the following, which will help you prepare for race week as well as gain a better understanding of event staff expectations.

  • Merchandise and credentials
  • Race Office
  • Event staff payments
  • Transportation options
  • Event-provided meals
  • Expense reimbursement policy
  • Training Videos

Merchandise and credentials
All event staff and key volunteers will be issued a credential and merchandise upon checking in.Your personalized credential must be worn at all times while you are onsite, providing you access to your work area and serving as your ID for meals and equipment check-out.

Merchandise will be assigned based on the sizes selected in your EMOS profile. We ask that you please review and (if necessary) update the sizes selected in your profile. While we will do our best to accommodate merchandise requests, we cannot guarantee you will receive the sizes you requested.

Race Office
Event staff and key volunteers are required to check in at the Abbott Health & Fitness Expo – Volunteer Check-In or the Race Office in Grant Park before reporting to their event roles, depending on their race week confirmation details.

Event staff payments
If you are working in a paid role and are new to the event or have moved since the last time you worked with us, please complete a W-9. Return your completed W-9 to the Race Office or via email to  If we have your current W-9, you can expect to receive your payment within 45 days of the event.

Transportation Options

Public transportation
Grant Park & the Expo are easily accessible by public transit. We highly recommended this option for race week travel. Visit or to view schedules and plan your commute.

Bike to Grant Park
Public bike racks are located around the perimeter of Grant Park. Please note that we do not allow bike storage within the Harrison Volunteer Compound.

Divvy stations are located at the intersection of Michigan Avenue and Jackson Boulevard, as well as the intersection of Michigan Avenue and Ida B. Wells Drive for your convenience. Divvy has provided codes for your use at the event. See below for details on how to redeem.

Event staff and volunteers can use the code TEAMMARATHON23- to redeem three free rides (up to $5). The code can be redeemed in the Divvy or Lyft app under “rewards”.

If you are driving, you must utilize the event provided parking options. Other parking expenses will not be reimbursed. The event provided parking options are listed below:

NEW IN 2023! Parking will be available to all Abbott Health & Fitness Expo attendees at McCormick Place Parking Lot C located on Fort Dearborn Drive for a reduced rate of $12. You must have your parking ticket validated by staff located near the entrance of the Health & Fitness Expo to receive the reduced rate. Reimbursement requests for the above parking must be submitted within 14 days of the event. Proper documentation must be provided with reimbursement requests (receipts, trip records, reason for expense, date/times) via email to Submissions after this date will not be eligible for any expense reimbursement.

Please note, parking is available throughout the McCormick Place campus for $25. Parking Lot C is the only parking lot with the reduced $12 parking rate.

Visit for driving directions to McCormick Place Parking Lot C.

Grant Park
For event staff and key volunteers working in Grant Park, parking will be available at Millennium Garages. Millennium Garages provides multiple parking options at all four convenient underground garages situated beneath Grant Park, Millennium Park and Maggie Daley Park.

For event staff and key volunteers working on the course, please coordinate with your captain on the parking that is available near your Aid Station.

Event-provided meals
The event will provide meals to those who are working race week in Grant Park and at the Expo. If you are working onsite during days that meals are provided and you forgo the provided meal, you will not be eligible to receive reimbursement. If your role requires you to be onsite during a time when meals are not provided or you have food allergies, please contact

Expense Reimbursement Policy
Click here for more information on the event expense reimbursement policy.

Any questions regarding any of the information above can be directed to our team at

Thank you for being a part of our event staff and key volunteer team. We are extremely excited about this year’s event and can’t wait to see you come race week.

Training Videos

Event Overview Recording

Hands Only CPR

Radio Etiquette
Password: CEM

Call 888.384.0445 and enter access code 88001 for race weekend translation services.

The Importance of Queer Inclusion
The Bank of America Chicago Marathon is committed to creating an inclusive event that affirms and celebrates the identities of all participants. The Chicago Marathon has been working with Jake Fedorowski, a non-binary runner, inclusion advocate and Executive Director of the Queer Running Society. Please watch this video from Jake to learn more about the importance of Queer inclusion and how we can collectively create an inclusive experience during race weekend.