South Wilmington, IL ZIP code
The ZIP code for South Wilmington, Illinois is 60474. It is in Grundy County.
- Population in these ZIPs
- 663
- Avg. median income
- $85,500population-weighted
- Typical home value
- $194,600population-weighted
- Metro area
- Chicago-Naperville-Elgin, IL-IN
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South Wilmington, IL ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 60474 | 663 | $85,500 | $194,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near South Wilmington
- Gardner 3 mi
- Braceville 3 mi
- Essex 5 mi
- Reddick 6 mi
- Braidwood 6 mi
- Coal City 7 mi
- Mazon 8 mi
- Union Hill 8 mi
- Dwight 10 mi
- Buckingham 10 mi
- Campus 11 mi
- Wilmington 11 mi
Frequently asked questions
What is the ZIP code for South Wilmington, IL?
The ZIP code for South Wilmington, IL is 60474.
What county is South Wilmington, Illinois in?
South Wilmington ZIP codes are in Grundy County.