ZIP Code 40906

ZIP code 40906 is classified by USPS as a standard delivery area and covers roughly 320.8 square miles in Barbourville, Knox County, Kentucky. The area is home to 11,132 residents, producing a population density of 35 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 40906 against Kentucky and the nation.

On the economic side, the median household income for ZIP 40906 sits at $23,375 (61% below the Kentucky average), while per-capita income is $19,550. The poverty rate stands at 42.1% and the unemployment rate at 10.8%. On housing, the median home value is $129,100 (19% below the state average) with median rent at $693 per month, and 63.7% of occupied units are owner-occupied, a direct signal of whether 40906 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 20.4% of adults hold a bachelor's degree or higher, the median age is 40, and the average commute is —. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Knox County, so you can benchmark 40906 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 →