Chicago Half Marathon

USATF Certified

Sunday, September 27, 2026

Chicago, Illinois

USATFCourse

Course Information

USATF Certified Course

IL24034NM · Expires 2034

Certified Course Name

Chicago Fall Half Marathon

Net Drop

+0.19

m/km

Separation

1.4%

start to finish

This course is relatively flat with minimal net elevation change. Loop course — start and finish are close together.

View USATF Course Map (PDF)

Race Details

Race Day

Sunday, September 27, 2026

Course

Loop

Also Offers

5K run

Registration

Race Website

Official race information

Historical Weather

☀

Avg High

71°F

☽

Avg Low

59°F

☂

Precip

0.08 in

🍃

Wind

13.4 mph

75% humidity·Based on 5-year historical data

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Course Information

USATF Certified Course

IL24034NM · Expires 2034

Certified Course Name

Chicago Fall Half Marathon

Net Drop

+0.19

m/km

Separation

1.4%

start to finish

This course is relatively flat with minimal net elevation change. Loop course — start and finish are close together.

View USATF Course Map (PDF)

Race Details

Race Day

Sunday, September 27, 2026

Course

Loop

Also Offers

5K run

Registration

Race Website

Official race information