Home > MT > Liberty County > Joplin > Zip 59531

Zip Code 59531 — Joplin, MT

59531 is a ZIP Code associated with Joplin, MT, located within Liberty. The postal region supports an estimated population of 351 residents across Data Pending housing units, with a population density of 0.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (48.772940, -110.783340)

Data MetricLocal Statistic
Postal / Zip Code59531
Primary CityJoplin
State / ProvinceMT
CountyLiberty
Total Population351
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density0.5 people/sq mi
TimezoneAmerica/Denver

How 59531 Compares

MetricZIP 59531Liberty CountyMT State Average
Population3512,1361,117,606
Median IncomeData PendingN/AN/A
Population Density0.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 59530Inverness12.6 mi141N/A
Zip 59540Rudyard15.2 mi430N/A
Zip 59522Chester17.1 mi1,315N/A
Zip 59528Hingham19.3 mi249N/A
Zip 59545Whitlash22.9 mi55N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →