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Zip Code 59873 — Thompson Falls, MT

ZIP Code 59873 is associated with Thompson Falls, MT, in Sanders County. The listed population estimate is 2,920; estimated density is 1.5 people per square mile. Among records with population estimates, it ranks #2 of 9 in Sanders County and #69 of 368 in MT.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (47.697200, -115.273570)

Data MetricLocal Statistic
Postal / Zip Code59873
Primary CityThompson Falls
State / ProvinceMT
CountySanders
Total Population2,920
Population Density1.5 people/sq mi
TimezoneAmerica/Denver

How 59873 Compares

MetricZIP 59873Sanders County recordsMT records
Population estimate2,92013,266 (sum)1,117,606 (sum)
Population Density1.5 /sq mi----
County population rank#2 of 9----
State population rank#69 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 59874Trout Creek17.3 mi2,266
ZIP 59830De Borgia20.1 mi102
ZIP 59867Saltese24.1 mi85
ZIP 59859Plains25.1 mi4,360
ZIP 59842Haugan26.4 mi46

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 →