Zip Code 40229 — Louisville, KY

ZIP Code 40229 is associated with Louisville, KY, in Jefferson County. The listed population estimate is 41,299; estimated density is 910.7 people per square mile. Among records with population estimates, it ranks #4 of 36 in Jefferson County and #16 of 765 in KY.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.090740, -85.655970)

Data MetricLocal Statistic
Postal / Zip Code40229
Primary CityLouisville
State / ProvinceKY
CountyJefferson
Total Population41,299
Population Density910.7 people/sq mi
TimezoneAmerica/Kentucky/Louisville

How 40229 Compares

MetricZIP 40229Jefferson County recordsKY records
Population estimate41,299788,809 (sum)4,542,460 (sum)
Population Density910.7 /sq mi----
County population rank#4 of 36----
State population rank#16 of 765----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in KY

ZIP CodeCityDistancePopulation estimate
ZIP 40228Louisville3.7 mi18,085
ZIP 40219Louisville3.8 mi39,909
ZIP 40291Louisville4.9 mi41,222
ZIP 40118Fairdale5.4 mi10,697
ZIP 40109Brooks5.8 mi2,376

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 →