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Zip Code 40204 — Louisville, KY

40204 is a ZIP Code associated with Louisville, KY, located within Jefferson. The postal region supports an estimated population of 14,034 residents across Data Pending housing units, with a population density of 1,707.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.238730, -85.720800)

Data MetricLocal Statistic
Postal / Zip Code40204
Primary CityLouisville
State / ProvinceKY
CountyJefferson
Total Population14,034
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,707.3 people/sq mi
TimezoneAmerica/Kentucky/Louisville

How 40204 Compares

MetricZIP 40204Jefferson CountyKY State Average
Population14,034788,8094,542,460
Median IncomeData PendingN/AN/A
Population Density1,707.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 40206Louisville1.7 mi20,161N/A
Zip 40217Louisville1.8 mi11,663N/A
Zip 40280Louisville1.9 mi182N/A
Zip 40202Louisville2.0 mi7,261N/A
Zip 40205Louisville2.3 mi24,664N/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 →