ZIP Code 66842

ZIP code 66842 is classified by USPS as a standard delivery area and covers roughly 294.5 square miles in Cassoday, Butler County, Kansas. The area is home to 324 residents, producing a population density of 1 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 66842 against Kansas and the nation.

On the economic side, the median household income for ZIP 66842 sits at $73,125 (2% above the Kansas average), while per-capita income is $65,657. The poverty rate stands at 15.8% and the unemployment rate at 1.5%. On housing, the median home value is $136,800 (15% below the state average) with median rent at — per month, and 88.5% of occupied units are owner-occupied, a direct signal of whether 66842 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 37.0% of adults hold a bachelor's degree or higher, the median age is 47.1, and the average commute is 30 minutes. We also surface 1 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Butler County, so you can benchmark 66842 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 →