ZIP Code 42123

ZIP code 42123 is classified by USPS as a standard delivery area and covers roughly 61.3 square miles in Austin, Barren County, Kentucky. The area is home to 840 residents, producing a population density of 14 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 42123 against Kentucky and the nation.

On the economic side, the median household income for ZIP 42123 sits at $61,010 (2% above the Kentucky average), while per-capita income is $32,949. The poverty rate stands at 16.6% and the unemployment rate at 1.5%. On housing, the median home value is — with median rent at — per month, and 77.6% of occupied units are owner-occupied, a direct signal of whether 42123 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 15.0% of adults hold a bachelor's degree or higher, the median age is 33, and the average commute is —. We also surface 3 nearby ZIP codes within roughly 10 miles and 5 additional ZIPs sharing Barren County, so you can benchmark 42123 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →