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Zip Code 59034 — Hardin, MT

59034 is a ZIP Code associated with Hardin, MT, located within Big Horn. The postal region supports an estimated population of 5,008 residents across Data Pending housing units, with a population density of 2.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (45.701210, -107.707800)

Data MetricLocal Statistic
Postal / Zip Code59034
Primary CityHardin
State / ProvinceMT
CountyBig Horn
Total Population5,008
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.4 people/sq mi
TimezoneAmerica/Denver

How 59034 Compares

MetricZIP 59034Big Horn CountyMT State Average
Population5,00811,9971,117,606
Median IncomeData PendingN/AN/A
Population Density2.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 59064Pompeys Pillar14.7 mi211N/A
Zip 59031Garryowen21.1 mi391N/A
Zip 59075Saint Xavier21.6 mi125N/A
Zip 59022Crow Agency23.0 mi2,307N/A
Zip 59006Ballantine23.1 mi586N/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 →