ZIP Code 66427

ZIP code 66427 is classified by USPS as a standard delivery area and covers roughly 533.8 square miles in Frankfort, Marshall County, Kansas. The area is home to 1,281 residents, producing a population density of 2 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 66427 against Kansas and the nation.

On the economic side, the median household income for ZIP 66427 sits at $79,481 (11% above the Kansas average), while per-capita income is $38,217. The poverty rate stands at 11.7% and the unemployment rate at 0.9%. On housing, the median home value is $133,600 (17% below the state average) with median rent at $748 per month, and 83.8% of occupied units are owner-occupied, a direct signal of whether 66427 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 23.9% of adults hold a bachelor's degree or higher, the median age is 45.1, and the average commute is 20 minutes. Use the benchmarks above to see where 66427 sits relative to Kansas and the national baseline rather than viewing the numbers in isolation. 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 →