2021 - F3 Naperville 5K Run & Walk for Little Friends
2021 distances
Running
F3 Naperville 5k
F3 Naperville 5k Kids!
We want everyone in the family to participate so if your kid needs a kid's sized shirt, please register for this event! As a reminder, any kid 10 and older will have to run the 5k with their family. The kids races are only for those 9 and younger. Thank you!
Race-day weather
Conditions on September 26, 2021 — historical Open-Meteo data.
The sun rises at 6:44 AM and sets at 6:42 PM local time (CDT) in Warrenville on September 26, 2021 — 11h 58m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Other races near Warrenville
Different organizers, within 40 miles, in the next three months
Hot Cider Hustle - Wheaton 8 Mile Run & 5K Run/Walk
Turkey Day 5K (Danada - Naperville)
Cantigny 5K Run/Walk 2026 - Benefiting The Midwest Shelter for Homeless Veterans
Jingle Bell Run - Western Suburbs, IL
🏃 Plan Your Next Race in Warrenville
Find upcoming events by distance:
- Warrenville 5K Races 3 races
- Warrenville Running Calendar 2026 4 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 4 Warrenville events
Spotted something wrong? Tell us and we'll fix it.