2025 - Chicagoland Spring Marathon, Half Marathon & 10K
2025 distances
Running
Marathon
Half Marathon
10K
Marathon - Extended Online Registration
Half Marathon - Extended Online Registration
10K - Extended Online Registration
Virtual Run - Marathon
You or a family member can't join us on event morning? Run virtually! We'll send you the event shirt.
Virtual Run - Half Marathon
You or a family member can't join us on event morning? Run virtually! We'll send you the event shirt.
Virtual Run - 10K
You or a family member can't join us on event morning? Run virtually! We'll send you the event shirt.
Race-day weather
Conditions on May 4, 2025 — historical Open-Meteo data.
The sun rises at 5:43 AM and sets at 7:54 PM local time (CDT) in Schaumburg on May 4, 2025 — 14h 11m 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 Schaumburg
Different organizers, within 40 miles, in the next three months
Fast Track Cross Country Open
Haunted Wine Run 5k at Busse Woods
We Love Teachers 5K - Chicago
Schaumburg Turkey Trot Half Marathon & 5K
🏃 Plan Your Next Race in Schaumburg
Find upcoming events by distance:
- Schaumburg 5K Races 4 races
- Schaumburg Running Calendar 2026 6 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, 6 Schaumburg events
Spotted something wrong? Tell us and we'll fix it.