ZIP Code 37888

ZIP code 37888 is classified by USPS as a standard delivery area and covers roughly 141.3 square miles in Washburn, Grainger County, Tennessee. The area is home to 2,741 residents, producing a population density of 19 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 37888 against Tennessee and the nation.

On the economic side, the median household income for ZIP 37888 sits at $45,669 (31% below the Tennessee average), while per-capita income is $22,567. The poverty rate stands at 23.0% and the unemployment rate at 8.3%. On housing, the median home value is $137,400 (44% below the state average) with median rent at $907 per month, and 78.7% of occupied units are owner-occupied, a direct signal of whether 37888 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 14.1% of adults hold a bachelor's degree or higher, the median age is 48.6, and the average commute is 42 minutes. We also surface 5 nearby ZIP codes within roughly 10 miles and 4 additional ZIPs sharing Grainger County, so you can benchmark 37888 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 →