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Zip Code 42123 — Austin, KY

42123 is a ZIP Code associated with Austin, KY, located within Barren. The postal region supports an estimated population of 1,149 residents across Data Pending housing units, with a population density of 20.2 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (36.820390, -85.995730)

Data MetricLocal Statistic
Postal / Zip Code42123
Primary CityAustin
State / ProvinceKY
CountyBarren
Total Population1,149
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density20.2 people/sq mi
TimezoneAmerica/Chicago

How 42123 Compares

MetricZIP 42123Barren CountyKY State Average
Population1,14940,1164,542,460
Median IncomeData PendingN/AN/A
Population Density20.2 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 42156Lucas4.0 mi235N/A
Zip 42131Etoile4.8 mi72N/A
Zip 42133Fountain Run7.1 mi1,456N/A
Zip 42141Glasgow9.9 mi31,506N/A
Zip 42153Holland10.0 mi18N/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 →