
The Bank of America Chicago Marathon, held in October, attracts over 53,000 runners to its world-class event. The route showcases the city’s diverse neighborhoods and stunning skyline, ending with an exhilarating finish in Grant Park. Known for its flat, fast course and ideal running conditions, Chicago is a favorite among athletes aiming for personal bests. The marathon’s supportive crowds and efficient organization ensure a memorable race day for all who participate.
Facts & Figures
First held
1977
Participants
54000
Spectators
~1.7 million
Date
12/10/2025
Course type
Flat and fast
Temperature
10–18°C
Elevation
20 meters
1
Ideal for Personal Bests
2
Course Records
3
Scenic City Route
4
World‑Class Organization
5
Global Crowd Vibe

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