Home > MT > Big Horn County > Hardin > Zip 59034

Zip Code 59034 — Hardin, MT

ZIP Code 59034 is associated with Hardin, MT, in Big Horn County. The listed population estimate is 5,008; estimated density is 2.4 people per square mile. Among records with population estimates, it ranks #1 of 11 in Big Horn County and #47 of 368 in MT.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (45.701210, -107.707800)

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

How 59034 Compares

MetricZIP 59034Big Horn County recordsMT records
Population estimate5,00811,997 (sum)1,117,606 (sum)
Population Density2.4 /sq mi----
County population rank#1 of 11----
State population rank#47 of 368----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in MT

ZIP CodeCityDistancePopulation estimate
ZIP 59064Pompeys Pillar14.7 mi211
ZIP 59031Garryowen21.1 mi391
ZIP 59075Saint Xavier21.6 mi125
ZIP 59022Crow Agency23.0 mi2,307
ZIP 59006Ballantine23.1 mi586

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 →