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Half Marathon Calendar near Oswego 2026-2027

Monthly updates for Oswego

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Explore the top half marathons near Oswego for 2026-2027! We've gathered 14 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
April 2026
Apr
19
Su

Naperville Women's Half Marathon

5 km Half Marathon
May 2026
May
2
Sa

Lincoln-Way Half Marathon

6 mi 13 mi
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
June 2026
Jun
27
Sa

Hoffman Estates Stars and Stripes Half Marathon

5 km 10 km Half Marathon
July 2026
Jul
18
Sa

Christmas in July Half Marathon

5 km 13 mi
September 2026
Sep
5
Sa

Naperville Trails Half Marathon

Trail Run 10 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
Nov
28
Sa

Bodies Race Company - Shorewood

5 km 10 km Half Marathon
Nov
28
Sa

Schaumburg Turkey Trot Half Marathon

5 km Half Marathon