Chicago Marathon Registration 2027
The Chicago Marathon offers both lottery and qualifying entry. Registration usually opens in October and closes within weeks. Missing the window means waiting another year.
When does Chicago Marathon registration open?
Chicago Marathon registration for 2026 and 2027 cycles historically opens in October for the following October race. Chicago Marathon lottery registration runs for a limited period, then results are announced. If you need Chicago Marathon registration dates for 2026 or 2027, use the official Bank of America Chicago Marathon announcements.
How does entry work?
You can enter via lottery, time qualifier, legacy finisher rules (when offered), charity, or international tour partners. Each path has its own Chicago Marathon registration timeline.
Key dates
- Registration opens: Oct (typical lottery application period)
- Registration closes: A few weeks later (see official schedule)
- Race day: Oct 11, 2026 (example year; confirm 2027 when published)
Don’t miss registration
RaceDrop emails you once—24 hours before the published signup window—for the Abbott World Marathon Majors you select on the home page. Get notified before Chicago Marathon registration opens.
FAQ
When does Chicago Marathon registration open?
Typically October for the lottery application window for the next year’s race.
Does Chicago have a lottery?
Yes—most non-qualifying runners enter through the lottery; qualifiers use a separate process.
How fast does Chicago Marathon registration close?
The application window ends on a fixed date—missing it means waiting for the next cycle.