ZIP Code 59421

ZIP code 59421 is classified by USPS as a standard delivery area and covers roughly 1831.0 square miles in Cascade, Cascade County, Montana. The area is home to 1,831 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 59421 against Montana and the nation.

On the economic side, the median household income for ZIP 59421 sits at $78,125 (12% above the Montana average), while per-capita income is $58,072. The poverty rate stands at 8.1% and the unemployment rate at 4.5%. On housing, the median home value is $377,900 (16% above the state average) with median rent at $850 per month, and 86.2% of occupied units are owner-occupied, a direct signal of whether 59421 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 29.2% of adults hold a bachelor's degree or higher, the median age is 53.4, and the average commute is 29 minutes. Use the benchmarks above to see where 59421 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 →