ZIP Code 42021

ZIP code 42021 is classified by USPS as a standard delivery area and covers roughly 149.0 square miles in Arlington, Carlisle County, Kentucky. The area is home to 1,505 residents, producing a population density of 10 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 42021 against Kentucky and the nation.

On the economic side, the median household income for ZIP 42021 sits at $56,477 (5% below the Kentucky average), while per-capita income is $34,819. The poverty rate stands at 14.0% and the unemployment rate at 10.9%. On housing, the median home value is $94,800 (40% below the state average) with median rent at — per month, and 81.5% of occupied units are owner-occupied, a direct signal of whether 42021 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 9.8% of adults hold a bachelor's degree or higher, the median age is 45, and the average commute is 27 minutes. We also surface 3 nearby ZIP codes within roughly 10 miles and 2 additional ZIPs sharing Carlisle County, so you can benchmark 42021 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 →