ZIP Code 57334

ZIP code 57334 is classified by USPS as a standard delivery area and covers roughly 279.7 square miles in Ethan, Davison County, South Dakota. The area is home to 895 residents, producing a population density of 3 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 57334 against South Dakota and the nation.

On the economic side, the median household income for ZIP 57334 sits at $62,167 (19% below the South Dakota average), while per-capita income is $33,721. The poverty rate stands at 16.7% and the unemployment rate at 0.4%. On housing, the median home value is $206,500 (8% above the state average) with median rent at $983 per month, and 71.6% of occupied units are owner-occupied — a direct signal of whether 57334 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 25.9% of adults hold a bachelor's degree or higher, the median age is 33, and the average commute is 26 minutes. We also surface 1 nearby ZIP codes within roughly 10 miles and 3 additional ZIPs sharing Davison County, so you can benchmark 57334 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 →