ZIP code · Sandwich · Illinois · United States
ZIP code 60548 — Sandwich
ZIP code 60548 serves Sandwich, Illinois.
- Postal code
- 60548Single source Value from one source, not cross-checked.
- City
- Sandwich
- County
- DeKalb
- State
- Illinois
- Country
- United States
- Coordinates
- 41.6353, -88.6393 — precision precise (locality)
View on OpenStreetMap - Population
- 11,233 (ZCTA, ACS 5-year)
- Median household income
- $83,774
- Median age
- 41.2
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page