ZIP Code 61537

ZIP code 61537 is classified by USPS as a standard delivery area and covers roughly 152.5 square miles in Henry, Marshall County, Illinois. The area is home to 2,974 residents, producing a population density of 20 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 61537 against Illinois and the nation.

On the economic side, the median household income for ZIP 61537 sits at $67,404 (16% below the Illinois average), while per-capita income is $35,933. The poverty rate stands at 14.7% and the unemployment rate at 2.5%. On housing, the median home value is $118,200 (38% below the state average) with median rent at $685 per month, and 74.3% of occupied units are owner-occupied, a direct signal of whether 61537 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 21.0% of adults hold a bachelor's degree or higher, the median age is 46.2, and the average commute is 28 minutes. We also surface 4 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Marshall County, so you can benchmark 61537 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 →