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Zip Code 59003 — Ashland, MT

ZIP Code 59003 is associated with Ashland, MT, in Powder River County. The listed population estimate is 1,334; estimated density is 0.7 people per square mile. Among records with population estimates, it ranks #1 of 7 in Powder River County and #115 of 368 in MT.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (45.481790, -106.201530)

Data MetricLocal Statistic
Postal / Zip Code59003
Primary CityAshland
State / ProvinceMT
CountyPowder River
Total Population1,334
Population Density0.7 people/sq mi
TimezoneAmerica/Denver

How 59003 Compares

MetricZIP 59003Powder River County recordsMT records
Population estimate1,3342,886 (sum)1,117,606 (sum)
Population Density0.7 /sq mi----
County population rank#1 of 7----
State population rank#115 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 59043Lame Deer22.3 mi2,727
ZIP 59062Otter22.4 mi51
ZIP 59012Birney23.1 mi44
ZIP 59351Volborg30.8 mi202
ZIP 59317Broadus34.5 mi1,108

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 →