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Illinois Half Marathon Calendar 2024-2025

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Explore the best half marathons in Illinois for 2024-2025! Our updated list features 41 exciting races across the state. Find your next race in Illinois below and join the running community at these great events!

April 2025
Apr
5
Saturday

Chi Town Half Marathon

10 km 13 mi
Apr
5
Saturday

Lincoln Presidential Half Marathon

13 mi
Apr
11-12
Fr - Sa

Allerton Races

Trail Run 5 km 10 km 13 mi
Apr
12
Saturday

Donot Stop Half Marathon - Chicago

5 km 10 km 21 km
Apr
19
Saturday

Loud Thunder 50

Trail Run 13 mi 50 km 50 mi
Apr
24-26
Th - Sa

Illinois Race Weekend

5 km 10 km 13 mi 26 mi
May 2025
May
4
Sunday

Chicagoland Spring Marathon

10 km 13 mi 26 mi
May
4
Sunday

Great Western Half-Marathon & 10K

Trail Run 10 km 13 mi
May
18
Sunday

Chicago Spring Half Marathon

10 km 21 km
June 2025
Jun
1
Sunday

Highland Park Run

5 km 21 km
Jun
7
Saturday

River Bottom Country Runs for St Jude

5 km 21 km
Jun
28
Saturday

Hoffman Estates Stars and Stripes Half Marathon

5 km 10 km 13 mi
August 2025
Aug
16
Saturday

RAMP River Run – 1/2 Marathon

3 km 5 km 13 mi
Aug
23-24
Sa - Su

Shawnee Hills Trail Races

Trail Run 13 mi 50 km 100 km 100 mi
September 2025
Sep
21
Sunday

Fox Valley Marathon Races

5 km 13 mi 20 mi 26 mi
Sep
27-28
Sa - Su

Quad Cities Marathon

5 km 10 km 21 km 42 km
October 2025
Oct
18
Saturday

Shake Your Trail Feather Trail Run

Trail Run 5 km 10 km 13 mi 50 km
Oct
18
Saturday

Spooky Sprint - Chicago

5 km 10 km 21 km
Oct
18
Saturday

Run Stephenson County

5 km 10 km 13 mi
Oct
19
Sunday

Naperville Half Marathon

5 km 10 km 13 mi