ZIP Code 37174

ZIP code 37174 is classified by USPS as a standard delivery area and covers roughly 177.7 square miles in Spring Hill, Williamson County, Tennessee. The area is home to 26,418 residents, producing a population density of 149 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 37174 against Tennessee and the nation.

On the economic side, the median household income for ZIP 37174 sits at $105,181 (58% above the Tennessee average), while per-capita income is $47,757. The poverty rate stands at 4.3% and the unemployment rate at 1.8%. On housing, the median home value is $491,300 (99% above the state average) with median rent at $1,828 per month, and 74.1% of occupied units are owner-occupied, a direct signal of whether 37174 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 45.8% of adults hold a bachelor's degree or higher, the median age is 37.4, and the average commute is 31 minutes. We also surface 2 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Williamson County, so you can benchmark 37174 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 →