St. Charles close

Half Marathon Calendar near St. Charles 2026-2027

Monthly updates for St. Charles

Get new running races (and updates) in your inbox every month.

Explore the top half marathons near St. Charles for 2026-2027! We've gathered 11 exciting races in the area. Check out our detailed list below to find your next local race.

March 2026
Mar
14
Sa

Muddy Shamrock @ The Forge

Trail Run 7 mi 13 mi
Mar
15
Su

March Madness Half Marathon

Half Marathon
April 2026
Apr
19
Su

Naperville Women's Half Marathon

5 km Half Marathon
May 2026
May
3
Su

Chicagoland Spring Marathon

10 km Half Marathon Marathon
May
3
Su

Great Western Half-Marathon & 10K

Trail Run 10 km Half Marathon
September 2026
Sep
5
Sa

Naperville Trails Half Marathon

Trail Run 10 km Half Marathon
Sep
6
Su

Crystal Lake Half Marathon

12 km Half Marathon
Sep
20
Su

Fox Valley Marathon Races

5 km Half Marathon 20 mi Marathon
October 2026
Oct
18
Su

Naperville Half Marathon

5 km 6 mi 13 mi
November 2026
Nov
8
Su

Ooh Lala Chocolate Run Walk

5 km 10 km Half Marathon
Nov
28
Sa

Bodies Race Company - Hammel Woods

5 km 10 km Half Marathon