South Wilmington, IL ZIP Codes, Coordinates & Counties
South Wilmington, Illinois has 1 ZIP code in Grundy county. The approximate center of South Wilmington is 41.186, -88.266. South Wilmington has about 9,884 known street addresses.
ZIP codes in South Wilmington, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 60474 | Grundy | 41.186 | -88.266 |
Counties South Wilmington spans
Grundy
Most common streets in South Wilmington
Lake, Oak, Eighth, Seventh, Third, Rice, First, Second, Lynn, Sixth
Frequently asked questions
What ZIP codes are in South Wilmington, IL?
South Wilmington, Illinois has 1 ZIP code, ranging from 60474 to 60474. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is South Wilmington, IL in?
South Wilmington is in Grundy county.
What are the latitude and longitude of South Wilmington, IL?
The approximate center of South Wilmington, Illinois is latitude 41.186, longitude -88.266. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does South Wilmington, IL have?
South Wilmington has 1 ZIP code.
How many addresses are in South Wilmington, IL?
South Wilmington, Illinois has about 9,884 known street addresses in the sthan.io US address database.
What are the most common streets in South Wilmington, IL?
Some of the most common street names in South Wilmington are Lake, Oak, Eighth, Seventh, Third, Rice.
What cities are near South Wilmington, IL?
Cities near South Wilmington include Braceville (3 mi), Gardner (3 mi), Essex (5 mi), Braidwood (6 mi), Reddick (6 mi).
Cities near South Wilmington
Braceville, IL (3 mi) Gardner, IL (3 mi) Essex, IL (5 mi) Braidwood, IL (6 mi) Reddick, IL (6 mi) Coal City, IL (7 mi) Mazon, IL (8 mi) Union Hill, IL (8 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database