ZIP Code 37681

ZIP code 37681 is classified by USPS as a standard delivery area and covers roughly 173.9 square miles in Limestone, Washington County, Tennessee. The area is home to 6,121 residents, producing a population density of 35 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 37681 against Tennessee and the nation.

On the economic side, the median household income for ZIP 37681 sits at $65,857 (1% below the Tennessee average), while per-capita income is $37,405. The poverty rate stands at 15.3% and the unemployment rate at 1.2%. On housing, the median home value is $177,300 (28% below the state average) with median rent at $767 per month, and 87.2% of occupied units are owner-occupied, a direct signal of whether 37681 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 14.7% of adults hold a bachelor's degree or higher, the median age is 50.2, and the average commute is 35 minutes. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Washington County, so you can benchmark 37681 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 →