ZIP Code 40020

ZIP code 40020 is classified by USPS as a standard delivery area and covers roughly 1.2 square miles in Fairfield, Nelson County, Kentucky. The area is home to 109 residents, producing a population density of 89 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 40020 against Kentucky and the nation.

On the economic side, the median household income for ZIP 40020 sits at $90,712 (52% above the Kentucky average), while per-capita income is $31,321. The poverty rate stands at 2.0% and the unemployment rate at 2.9%. On housing, the median home value is — with median rent at — per month, and 97.5% of occupied units are owner-occupied, a direct signal of whether 40020 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 13.0% of adults hold a bachelor's degree or higher, the median age is 59.9, and the average commute is —. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Nelson County, so you can benchmark 40020 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 →