ZIP Code 59531 — Joplin CDP, MT Demographics & Data

ZIP code 59531 covers Joplin, MT in Liberty County with a population of about 409.

At a glance, the area shows median age of 31.1 versus a U.S. median of about 38.9.

It sits in telephone area code 406; U.S. House district MT-2; the GREAT FALLS media market.

Median household income in ZIP 59531 is about $52,321 — about 30% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 22.3%; unemployment rate near 0.0%; 26.2% of adults with a bachelor’s degree or higher (about 7.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Agriculture, and Retail trade; about 20.7% of workers reporting work-from-home (about 5.5 points above the U.S. share (15.2%)); a mean commute of about 130.0 minutes (U.S. average near 26.8).

Median home value is about $102,400 — about 71% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 86.7% (about 21.3 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 59531 in Joplin, MT, a household would need roughly $28,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $658. That sits below the local median household income ($52,321), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Joplin CDP, MT as Very Low (composite score 6.3), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (17.1) and flood (11.9). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Joplin CDP, MT show little to no average snow and around 11.3 inches of annual precipitation.

IRS migration statistics show a net inflow of about 22 for ZIP 59531 (Joplin CDP, MT) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.