2024-2025 Illinois Half Marathon Race Calendar

Illinois Half Marathons by Date

Browse all Illinois half marathons in 2024 and 2025 by month and by city below.

For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up. When you view a race, you might also find contact info if you’re having problems with your registration or need to contact the race directors.

We dedicated dozens of hours every month searching for races to include in the Illinois half marathons calendar.

If you happen to see any half marathon not included, contact us at info@halfmarathons.net to submit your race.

Looking for the best Illinois half marathons for you? Beneath the Illinois half marathon calendar we’ve provided answers to frequently asked questions.

You may also like our list of the Best Chicago Half Marathons.

Upcoming 2024 Illinois Half Marathons

April 2024

Deer Grove Trail Half Marathon & 10K

May 2024

June 2024

Sat Jun 1 Hometown Half Marathon 10k & 5k Chicago IL
Sat Jun 1 Races for all Paces Half Marathon 10k & 5k Charleston IL
Sat Jun 1 River Bottom Country Runs for St. Jude Half Marathon & 5k Deer Creek IL
Sun Jun 9 Chicago 13.1 Chicago IL
Sat Jun 29 Stars and Stripes Half Marathon 10k & 5k Hoffman Estates IL

July 2024

September 2024

October 2024

November 2024

December 2024

January 2025

February 2025

TBD Feb F^3 Lake Half Marathon & 5k Chicago IL
TBD Feb Iceman Series Half Marathon 10k & 5k Springfield IL
TBD Feb Fly with the Eagles Half Marathon Murphysboro IL

March 2025

The famous Cloud Gate in Chicago home to Illinois half marathons

Frequently Asked Questions About Illinois Half Marathons

What are the most popular Illinois half marathons?

The most popular Illinois half marathon is the Bank of America Chicago 13.1 in 2023 had over 5,000 finishers. Followd by the Life Time Chicago Spring Half in 2024 with 4,828 finishers. And then the Christie Clinic Illinois Race Weekend half marathon with 2,179 finishers.

What are the best Illinois half marathons for beginners in 2024?

When it comes to best half marathons in Illinois for beginners, we recommend the Bank of America Chicago 13.1 for it’s race production and crowds, the Life Time Chicago Spring for the prettiest course through downtown Chicago and along Lake Michigan, and the Quad Cities Half Marathon in Moline because of it’s flat, scenic course.

What’s the best month to run a half marathon in Illinois?

September and October are the most popular months to run a half marathon in Illinois.

What are the most popular cities to run Illinois half marathons?

Chicago is the city that is home to the most Illinois half marathons.