ZIP Code 50140

ZIP code 50140 is classified by USPS as a standard delivery area and covers roughly 239.4 square miles in Lamoni, Decatur County, Iowa. The area is home to 2,969 residents, producing a population density of 12 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 50140 against Iowa and the nation.

On the economic side, the median household income for ZIP 50140 sits at $57,443 (25% below the Iowa average), while per-capita income is $28,524. The poverty rate stands at 19.4% and the unemployment rate at 4.9%. On housing, the median home value is $121,900 (31% below the state average) with median rent at $684 per month, and 63.5% of occupied units are owner-occupied, a direct signal of whether 50140 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 44.6% of adults hold a bachelor's degree or higher, the median age is 30.3, and the average commute is 14 minutes. We also surface 4 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Decatur County, so you can benchmark 50140 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 →