ZIP code · Louisville · Kentucky · United States
ZIP code 40243 — Louisville
ZIP code 40243 serves Louisville, Kentucky.
- Postal code
- 40243Single source Value from one source, not cross-checked.
- City
- Louisville
- County
- Jefferson
- State
- Kentucky
- Country
- United States
- Coordinates
- 38.2422, -85.5353 — precision precise (locality)
View on OpenStreetMap - Population
- 12,049 (ZCTA, ACS 5-year)
- Median household income
- $75,859
- Median age
- 47.8
- Time zone
- America/Kentucky/Louisville (UTC−5 / UTC−4 DST)
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 · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page