ZIP Code 59858

ZIP code 59858 is classified by USPS as a standard delivery area and covers roughly 2197.1 square miles in Philipsburg, Granite County, Montana. The area is home to 1,538 residents, producing a population density of 1 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 59858 against Montana and the nation.

On the economic side, the median household income for ZIP 59858 sits at $56,719 (19% below the Montana average), while per-capita income is $36,155. The poverty rate stands at 13.5% and the unemployment rate at 7.8%. On housing, the median home value is $380,000 (16% above the state average) with median rent at - per month, and 71.3% of occupied units are owner-occupied, a direct signal of whether 59858 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 45.5% of adults hold a bachelor's degree or higher, the median age is 56.8, and the average commute is —. Use the benchmarks above to see where 59858 sits relative to Montana and the national baseline rather than viewing the numbers in isolation. 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 →