Zip Code 60543 — Oswego, IL
60543 is a ZIP Code associated with Oswego, IL, located within Kendall. The postal region supports an estimated population of 43,047 residents across Data Pending housing units, with a population density of 396.2 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (41.665370, -88.324420)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 60543 |
| Primary City | Oswego |
| State / Province | IL |
| County | Kendall |
| Total Population | 43,047 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 396.2 people/sq mi |
| Timezone | America/Chicago |
How 60543 Compares
| Metric | ZIP 60543 | Kendall County | IL State Average |
|---|
| Population | 43,047 | 137,344 | 12,694,745 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 396.2 /sq mi | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →