ZIP Code 59638

ZIP code 59638 is classified by USPS as a standard delivery area and covers roughly 246.8 square miles in Jefferson City, Jefferson County, Montana. The area is home to 617 residents, producing a population density of 3 people per square mile, and falls within the Denver time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 59638 against Montana and the nation.

On the economic side, the median household income for ZIP 59638 sits at $126,723 (81% above the Montana average), while per-capita income is $48,581. The poverty rate stands at 0.0% and the unemployment rate at 0.0%. On housing, the median home value is — with median rent at — per month, and 97.8% of occupied units are owner-occupied, a direct signal of whether 59638 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 30.5% of adults hold a bachelor's degree or higher, the median age is 45.1, and the average commute is —. We also surface 1 nearby ZIP codes within roughly 10 miles and 3 additional ZIPs sharing Jefferson County, so you can benchmark 59638 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 →