Chicago Marathon 2025: Course map, tips for spectators and participants — and how to drive downtown (or avoid it)

chicagotribune.com/2025/10/10/chicago-marathon-2025-course-guide

The 26.2-mile Chicago Marathon course is flat, fast and ready to welcome more than 53,000 runners this Sunday.
The race begins in waves starting at 7:20 a.m. in Grant Park and follows a route through 29 neighborhoods.
What began as the Mayor Daley Marathon in 1977 has become more…

This story appeared on chicagotribune.com, 2025-10-10 11:00:39.
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