Race Discovery

5K races in Illinois, United States — 2026 running calendar

685 events found

Bloomingdale Trail 5K logo
Sep
26

Bloomingdale Trail 5K

Chicago, Illinois, United States
$5.00 - $35.00
Running
5K 0.8K 0.4K
District 112 FUNd Run and Family Walk logo
Sep
26

District 112 FUNd Run and Family Walk

Highland Park, Illinois, United States
$15.00 - $40.00
Running Walking
5K 1.6K +2
DeKalb Corn Classic logo
Sep
27

DeKalb Corn Classic

Dekalb, Illinois, United States
$30.00 - $40.00
Running
10K 5K
Lester Fun Run 2025 logo
Sep
27

Lester Fun Run 2025

Downers Grove, Illinois, United States
$6.00 - $36.00
Running
5K 1.6K +1
2026 Chi-Care 5K Run/Walk logo
Sep
27

2026 Chi-Care 5K Run/Walk

Chicago, Illinois, United States
$45.00
Running
5K
Route 66 Mother Road 5K Foot Race logo
Sep
27

Route 66 Mother Road 5K Foot Race

Springfield, Illinois, United States
$30.00 - $35.00
Running
5K 1.6K
Northwest CASA Pumpkin Dash 5k / 10k logo
Sep
27

Northwest CASA Pumpkin Dash 5k / 10k

Elk Grove Village, Illinois, United States
$35.00 - $50.00
Running
5K 10K
Plainfield Harvest Run 5k/10k & Kids Miler logo
Sep
27

Plainfield Harvest Run 5k/10k & Kids Miler

Plainfield, Illinois, United States
$20.00 - $50.00
Running
1.6K 5K 10K
Golden Harvest Half Marathon & 5k/10k - Greater Chicago logo
Sep
27

Golden Harvest Half Marathon & 5k/10k - Greater Chicago

Chicago, Illinois, United States
$22.00 - $72.00
Running
5K 10K Half-Marathon 1.6K
Run for Honor
Sep
27

Run for Honor

Springfield, Illinois, United States
$30.00
Running
5K
F3 Naperville 5K Run & Walk for Little Friends logo
Sep
27

F3 Naperville 5K Run & Walk for Little Friends

Warrenville, Illinois, United States
$20.00 - $45.00
Running
5K 0.8K
Run the River for Respect 5K logo
Sep
27

Run the River for Respect 5K

Ottawa, Illinois, United States
$30.00
Running
5K