ZIP Code 37656

ZIP code 37656 is classified by USPS as a standard delivery area and covers roughly 79.9 square miles in Fall Branch, Sullivan County, Tennessee. The area is home to 3,677 residents, producing a population density of 46 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 37656 against Tennessee and the nation.

On the economic side, the median household income for ZIP 37656 sits at $63,617 (4% below the Tennessee average), while per-capita income is $32,397. The poverty rate stands at 12.0% and the unemployment rate at 6.5%. On housing, the median home value is $236,600 (4% below the state average) with median rent at $794 per month, and 87.3% of occupied units are owner-occupied, a direct signal of whether 37656 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 22.4% of adults hold a bachelor's degree or higher, the median age is 51.7, and the average commute is —. We also surface 7 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Sullivan County, so you can benchmark 37656 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 →