ZIP Code 62239

ZIP code 62239 is classified by USPS as a standard delivery area and covers roughly 20.4 square miles in Dupo, St. Clair County, Illinois. The area is home to 4,954 residents, producing a population density of 243 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 62239 against Illinois and the nation.

On the economic side, the median household income for ZIP 62239 sits at $61,191 (24% below the Illinois average), while per-capita income is $31,056. The poverty rate stands at 7.2% and the unemployment rate at 4.9%. On housing, the median home value is $111,400 (42% below the state average) with median rent at $913 per month, and 67.1% of occupied units are owner-occupied, a direct signal of whether 62239 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 17.7% of adults hold a bachelor's degree or higher, the median age is 43, and the average commute is 25 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing St. Clair County, so you can benchmark 62239 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 →