Zip Code 59436 — Fairfield, MT

ZIP Code 59436 is associated with Fairfield, MT, in Teton County. The listed population estimate is 2,039; estimated density is 3.2 people per square mile. Among records with population estimates, it ranks #2 of 6 in Teton County and #91 of 368 in MT.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (47.613500, -112.090700)

Data MetricLocal Statistic
Postal / Zip Code59436
Primary CityFairfield
State / ProvinceMT
CountyTeton
Total Population2,039
Population Density3.2 people/sq mi
TimezoneAmerica/Denver

How 59436 Compares

MetricZIP 59436Teton County recordsMT records
Population estimate2,0396,424 (sum)1,117,606 (sum)
Population Density3.2 /sq mi----
County population rank#2 of 6----
State population rank#91 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 59443Fort Shaw12.8 mi705
ZIP 59477Simms12.9 mi334
ZIP 59483Sun River19.8 mi247
ZIP 59487Vaughn20.8 mi1,548
ZIP 59468Power22.6 mi858

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 →