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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

ZIP Codes for City of Cascade, MT

Cascade, MT Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 59421StandardCascade1,831

Timezone(s):Mountain (GMT -07:00)
Counties:CASCADE, MT
Population:685 (More Details)
Male Population:324
Female Population:361
Median Age:48
ZIP Codes:1
Area Codes:1
Total Area:2,711 square miles (county)
Land Area:2,698 square miles (county)
Water Area:13 square miles (county)

Cascade, MT Demographic Information *

Total population685
Male population324
Female population361
Median age (years)47.6
White Population650
Black Population0
Indian Population17
Asian Population0
Hawaiian Population0
Hispanic Population17
Median age (Male)47
Median age (Female)48.5
Total households287
Family households (families)188
Average household size2.32
Average family size2.87
Total housing units328
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 1/1/2023],
  2. Internal Data Creation [Last Updated: 1/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],