Chicago Half Marathon

Race Date

Sep 27, 2026

Location

Chicago, IL

Logistics

Race Day

Sunday, September 27, 2026

Start Time

TBA

Start Location

Chicago, IL

Directions

Course Info

USATF Certified

Course Type

Loop Course

Terrain

road

Difficulty

Ultra-Flat

Net Drop/km

+0.19 m

Separation

1.4%

Also Offers

5K run

USATF Certified Course

IL24034NM · Expires 2034 · Chicago Fall Half Marathon

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

Historical Performance

Median Finish

2:17:13

10:28/mi

Winning Time

0:17:02

1:18/mi

Finishers (2025)

8,944

States Represented

49 / 50

Gender Split

53% Female47% Male

Finish Time Distribution

0:154:10

FASTER 25%

1:59:21

MEDIAN

2:17:13

SLOWER 25%

2:37:53

Average runner age: 33

See Full Results

Race Day Weather

5-year historical avg

Start (Low)

59°

Afternoon (High)

71°

Warm — hydration strategy is key, start conservatively

0.1"

Precipitation

13 mph

Wind

75%

Humidity

Explore More Journeys

Can't make it to Chicago? Discover other experiences that match your running style.

Search All Races

Lake Zurich, IL • Mar 26

Stars and Stripes - America's 250th Anniversary Challenge

Effingham, IL • Apr 4

Lake Sara Dam Run 5K, 8 Mile & Half Marathon