Marathon races in Illinois

Looking for marathons near you in Illinois? There are 13 upcoming marathons listed here. The next one is The Next Loop Endurance Series | Deer Grove East on Sat, Aug 8, 2026 at 1599 Pepper Tree Dr — see the full list below for dates, venues, and registration links, and browse marathons in other cities.

All 5K (257) 10K (67) Half Marathon (53) Marathon (13) Trail Run (22)

Sat, Aug 8, 2026 The Next Loop Endurance Series | Deer Grove East 1599 Pepper Tree Dr · Palatine, IL · From $90 5K10KMarathonTrail Run Trail
Sat, Aug 15, 2026 The Next Loop Endurance Series - Busse Woods E Higgins Rd & Arlington Heights Rd · Elk Grove Village, IL · From $90 5K10KMarathonTrail Run Trail
Sat, Aug 29, 2026 The Next Loop Endurance Series | Half Day Forest Preserve 24225 N HWY 21 · Vernon Hills, IL · From $90 5K10KHalf MarathonMarathonTrail Run Trail
Sun, Sep 13, 2026 Hub City Races: Half, 10K & 5K Lake County Fairgrounds · Crown Point, IN · From $30 5K10KHalf MarathonMarathon Road
Sat, Sep 19, 2026 Run Like A Diva 1410 Special Olympics Dr · Chicago, IL · From $85 5KMarathon Road
Sun, Oct 11, 2026 Bank of America Chicago Marathon Chicago 5KHalf MarathonMarathon Road
Sat, Dec 12, 2026 Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON Lakefront Trail (Course Map will be emailed) · Chicago, IL · From $30 5K10KHalf MarathonMarathon Road
Sat, Jan 16, 2027 Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON Lakefront Trail (Course Map will be emailed) · Chicago, IL · From $30 5K10KHalf MarathonMarathon Road
Sat, Mar 13, 2027 Muddy Shamrock @ The Forge 227 Heritage Quarries Dr. · Lemont, IL · From $40 5KHalf MarathonMarathonTrail Run Trail
Sat, Mar 20, 2027 Sunrise Marathon 5K/10K/13.1 CHICAGO/EVANSTON Lakefront Trail (Course Map will be emailed) · Chicago, IL · From $30 5K10KHalf MarathonMarathon Road
Sun, May 2, 2027 Chicagoland Spring Marathon, Half Marathon & 10K 425 N Martingale Rd · Schaumburg, IL · From $40 5K10KHalf MarathonMarathon Road
Sat, May 8, 2027 F^3 Cap Sauers Trail Marathon & 10 Mile 11200 S Willow Springs Rd · Palos Hills, IL · From $60 10KMarathonTrail Run Trail
Thu, Sep 30, 2027 Illinois Race Weekend TBD · Champaign, IL 5K10KHalf MarathonMarathon Road

Quick answers

When is the next marathon in Illinois?

The next Marathon in Illinois is The Next Loop Endurance Series | Deer Grove East on Sat, Aug 8, 2026 at 1599 Pepper Tree Dr.

How many marathons are coming up near me in Illinois?

There are currently 13 upcoming marathons listed in Illinois, each with a date, venue, and direct registration link.

What's the cheapest Marathon in Illinois?

The lowest listed entry right now is Hub City Races: Half, 10K & 5K at from $30. Registration prices usually rise as race day nears, so early entry is cheapest.