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Zip Code 40223 — Louisville, KY

40223 is a ZIP Code associated with Louisville, KY, located within Jefferson. The postal region supports an estimated population of 22,798 residents across Data Pending housing units, with a population density of 730.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.261530, -85.543280)

Data MetricLocal Statistic
Postal / Zip Code40223
Primary CityLouisville
State / ProvinceKY
CountyJefferson
Total Population22,798
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density730.1 people/sq mi
TimezoneAmerica/Kentucky/Louisville

How 40223 Compares

MetricZIP 40223Jefferson CountyKY State Average
Population22,798788,8094,542,460
Median IncomeData PendingN/AN/A
Population Density730.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 40243Louisville1.7 mi12,002N/A
Zip 40242Louisville2.8 mi11,168N/A
Zip 40241Louisville3.4 mi30,696N/A
Zip 40222Louisville3.7 mi21,470N/A
Zip 40056Pewee Valley4.3 mi3,441N/A

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 →