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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Miamisburg, OH

Miamisburg, OH Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 45342StandardMontgomery36,784937
ZIP Code 45343P.O. BoxMontgomery0937

Timezone(s):Eastern (GMT -05:00)
Population:20,181 (More Details)
Male Population:9,598
Female Population:10,583
Median Age:40
ZIP Codes:2
Area Codes:1
Total Area:464 square miles (county)
Land Area:462 square miles (county)
Water Area:3 square miles (county)

Miamisburg, OH Demographic Information *

Total population20,181
Male population9,598
Female population10,583
Median age (years)40.2
White Population18,939
Black Population615
Indian Population35
Asian Population206
Hawaiian Population2
Hispanic Population327
Median age (Male)39.1
Median age (Female)41.4
Total households7,948
Family households (families)5,570
Average household size2.5
Average family size2.98
Total housing units8,604
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],