# When does 2027 Bank of America Chicago Marathon registration open?

The ballot for 2027 Bank of America Chicago Marathon is open now (read 2026-10-27 on the organiser's page); it closes 2026-10-29, the organiser's date. The ballot has opened in October for every edition on record (2027, 2026, 2025).

- Organiser: Chicago Event Management
- Sport: marathon
- Where: Chicago, US
- Site: https://www.chicagomarathon.com/
- Registration page: https://www.chicagomarathon.com/apply/
- Race day: 2027-10-10
- Registration status: ballot open (checked 2026-10-27)
- Entry route: ballot
- Registration window: 2026-10-08 to 2026-10-29
- Ballot: 2026-10-08 to 2026-10-29, results 2026-12-08. Non-guaranteed entry drawing: names selected from the full pool after the window closes (Thu Oct 8 8 a.m. to Thu Oct 29 2 p.m. CT); no fee to apply; status emailed Tuesday, December 8.
- Entry fee, as stated: U.S. residents, non-charity: $250 (USD); Non-U.S. residents, non-charity: $260 (USD); charity $325 / $335 (USD) (https://www.chicagomarathon.com/apply/)

Guaranteed entry paths: time qualifiers (e.g. men 16-34 2:50:00, women 3:20:00; window Jan 1, 2025 to Oct 29, 2026), legacy finishers (5+ finishes in 10 years), charity (raise at least $2,500), tour operators (open to Aug 10, 2027), Chicago Distance Series.

## Quick answers

**When does 2027 Bank of America Chicago Marathon registration open?**

The ballot for 2027 Bank of America Chicago Marathon is open now (read 2026-10-27 on the organiser's page); it closes 2026-10-29, the organiser's date. The ballot has opened in October for every edition on record (2027, 2026, 2025).

**When does 2027 Bank of America Chicago Marathon registration usually open?**

The ballot has opened in October for every edition on record (2027, 2026, 2025).

**What are the odds in the 2027 Bank of America Chicago Marathon ballot?**

200,000 applied for 55,000 places in the 2026 ballot (about 3.6 applicants per place), as the source states.

**How do I find out the moment 2027 Bank of America Chicago Marathon registration opens?**

Race Entry Watch reads the registration page every night, hourly in the week before a stated opening date and every ten minutes on the day itself. The free weekly digest is on this page; the same-day email, the moment it opens, is the membership (4 USD a month) or a 30-day pass (5 USD once).

## Past editions

- 2026: opened 2025-10-21; closed 2025-11-18 (https://cdn.chicagomarathon.com/app/uploads/2025/12/24120403/100225_BACM-BAHM-BASS_2026-Event-Annmt-1.pdf)
- 2026: 200,000 ballot applicants; 55,000 places (https://cdn.chicagomarathon.com/app/uploads/2025/12/24120403/121125_WAGNER_2026_BACM_Press-Release_Drawing-Selection-Charity-FINAL.pdf)
- 2025: opened 2024-10-22; closed 2024-11-21 (https://newsroom.bankofamerica.com/content/newsroom/press-releases/2024/10/registration-for-the-2025-bank-of-america-chicago-marathon--chic.html)
- 2025: 160,000 ballot applicants; 53,000 places (https://newsroom.bankofamerica.com/content/newsroom/press-releases/2024/12/event-record-160-000-people-apply-for-the-2025-bank-of-america-c.html)

## Sources

- https://www.chicagomarathon.com/apply/ (read 2026-10-24)

## Changes

- 2026-10-24: record added
- 2026-10-24: past editions added: 2025 (2 source row(s))
- 2026-10-25: past editions added: 2026 (2 source row(s))

Canonical: https://bikoosh.com/races/when-does-chicago-marathon-registration-open
Race Entry Watch is an independent, sourced tracker, not affiliated with any organiser. Every status is read on the event's own registration page on the date shown; dates and fees are quoted as the organiser states them; an entry is yours to make on the organiser's site.