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Illinois Running Calendar 2026-2027

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Monthly updates for Illinois

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

Explore the best running races in Illinois for 2026-2027! Our updated list features 633 exciting races across the region. Find your next race in Illinois below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
November 2026
Nov
28
Sa

Schaumburg Turkey Trot Half Marathon

5 km Half Marathon
December 2026
Dec
5
Sa

Lions Charities Reindeer Run

5 km
Dec
5
Sa

Da Deer Run Run

Trail Run 4 km 8 km
Dec
5
Sa

Santa Hustle Chicago

5 km 10 km
Dec
6
Su

Insane Candy Cane 5K Run/Walk

5 km
Dec
6
Su

Frostbite Festival

2 mi 10 mi
Dec
12
Sa

Run Run Rudolph - Peoria

5 km
Dec
12
Sa

RC Athletic Club Grand Prix

5 km 4 mi
Dec
19
Sa

Chase the Elf 10k

5 km 10 km
Dec
19
Sa

Jingle Jog 5K - Pontiac

5 km
January 2027
Jan
1
Fr

Resolution Run - Olympia Fields

6 km
Jan
30
Sa

F3 Lake Half Marathon

February 2027
Feb
13-21
Sa - Su

Fly with the Eagles Half Marathon

Half Marathon