ZIP code · Lewistown · Illinois · United States
ZIP code 61542 — Lewistown
ZIP code 61542 serves Lewistown, Illinois.
- Postal code
- 61542Single source Value from one source, not cross-checked.
- City
- Lewistown
- County
- Fulton
- State
- Illinois
- Country
- United States
- Coordinates
- 40.3830, -90.1563 — precision precise (locality)
View on OpenStreetMap - Population
- 3,306 (ZCTA, ACS 5-year)
- Median household income
- $65,529
- Median age
- 44.4
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