Zip Code 59643 — Toston, MT

ZIP Code 59643 is associated with Toston, MT, in Broadwater County. The listed population estimate is 867; estimated density is 1.2 people per square mile. Among records with population estimates, it ranks #2 of 3 in Broadwater County and #137 of 368 in MT.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (46.132830, -111.578840)

Data MetricLocal Statistic
Postal / Zip Code59643
Primary CityToston
State / ProvinceMT
CountyBroadwater
Total Population867
Population Density1.2 people/sq mi
TimezoneAmerica/Denver

How 59643 Compares

MetricZIP 59643Broadwater County recordsMT records
Population estimate8675,412 (sum)1,117,606 (sum)
Population Density1.2 /sq mi----
County population rank#2 of 3----
State population rank#137 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 59752Three Forks14.6 mi5,404
ZIP 59632Boulder20.2 mi2,557
ZIP 59644Townsend20.9 mi4,187
ZIP 59647Winston23.4 mi358
ZIP 59714Belgrade24.1 mi24,282

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 →