Illinois Half Marathon Calendar 2025-2026

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Explore the best half marathons in Illinois for 2025-2026! Our updated list features 53 exciting races across the region. Find your next race in Illinois below and join the running community at these great events!

November 2025
Nov
15
Saturday

The Best Races - Evanston

5 km 10 km 13 mi
Nov
29
Saturday

The Best Races - Evanston

5 km 10 km 13 mi
Nov
29
Saturday

Schaumburg Turkey Trot Half Marathon

5 km 13 mi
December 2025
Dec
13
Saturday

The Best Races - Chicago

5 km 10 km 13 mi
Dec
13
Saturday

The Best Races - Evanston

5 km 10 km 13 mi
Dec
27
Saturday

The Best Races - Chicago

5 km 10 km 13 mi
January 2026
Jan
31
Saturday

F3 Lake Half Marathon

5 km 13 mi
March 2026
Mar
14
Saturday

Muddy Shamrock @ The Forge

Trail Run 6 mi 13 mi
Mar
28
Saturday

Rend Lake Marathon

10 km 13 mi 26 mi
April 2026
Apr
11
Saturday

Lincoln Presidential Half Marathon

13 mi
Apr
23-25
Th - Sa

Illinois Race Weekend

5 km 10 km 21 km 42 km
May 2026
May
17
Sunday

Chicago Spring Half Marathon

10 km 13 mi
May
31
Sunday

North Shore Classic

5 km 13 mi
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