What is the 2025 Chicago Marathon route? Look at Course Map

2025 Chicago Marathon: Full Race Day route, Course Map, Walking Path Names List

The 2025 Chicago Marathon kicks off and ends in Grant Park, sending runners on a 26.2-mile loop through 29 of the city’s neighborhoods. 

The route weaves past iconic districts like Wrigleyville, Lincoln Park, Chinatown, Pilsen, and Bronzeville, passing through both North and South Sides before returning downtown.

The course is renowned for being flat and fast, and features 20 aid stations spaced roughly 1–2 miles apart, along with cooling, medical, and fuel support zones.

Route Overview & Key Segments

The race starts and finishes in Grant Park, Chicago.

The course winds through 29 neighborhoods across the city.

It’s a flat, fast course — ideal for record attempts — but with plenty of turns and shifts through scenic neighborhoods.

Major Streets, Turns & Landmarks (Mile by Mile Highlights)

Start in Grant Park

Head north via Ashland Ave.

Move through Milwaukee Ave. and Division St.

Turn onto Clybourn Ave.

East on Randolph St.

Through Old Town / Lincoln Park using Sheridan Rd. & Clark St.

Pass Cannon Drive, then Stockton Dr. & Sedgwick St.

Down LaSalle St. & Grand Ave.

Across Halsted St. and Jackson Blvd.

Roosevelt Rd., Taylor St., North Ave., Webster Ave.

East via Broadway

Adams St., Damen Ave.

Cermak Rd.

Wentworth Ave., Michigan Ave. & Indiana Ave.

South to 33rd St., then into DuSable Lakeshore Drive

Wacker Drive, LaSalle Dr., and back toward downtown

Near the end: Columbus Dr., Michigan Ave., Roosevelt Rd.

Finish in Grant Park

On-Course Support

Aid stations roughly every 1–2 miles

Medical tents spread along the route and at the finish

Energy gel depots around miles 12.4, 15.7, 18.1

Biofreeze Pain Relief Zone near Mile 21.2 at Cermak & Archer Ave

When is the Chicago Marathon? Start Times

Race day: Sunday, October 12, 2025

Staggered start waves, beginning around 7:30 a.m.

Course time limit: 6 hours 30 minutes (about a 15-minute pace); full support ends after that

Where is the route Map of the 2025 Chicago Marathon course?

The race both starts and ends in Grant Park, taking runners through streets of Chicago's downtown between. See the full route below:

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