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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2022

ZIP Codes for City of Martinsville, OH

Martinsville, OH Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 45146StandardClinton1,580937

Timezone(s):Eastern (GMT -05:00)
Counties:CLINTON, OH
Population:463 (More Details)
Male Population:230
Female Population:233
Median Age:33
ZIP Codes:1
Area Codes:1
Total Area:412 square miles (county)
Land Area:409 square miles (county)
Water Area:4 square miles (county)

Martinsville, OH Demographic Information *

Total population463
Male population230
Female population233
Median age (years)32.8
White Population445
Black Population6
Indian Population0
Asian Population1
Hawaiian Population0
Hispanic Population13
Median age (Male)35.4
Median age (Female)31.1
Total households149
Family households (families)118
Average household size3.11
Average family size3.34
Total housing units166
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 10/1/2022],
  2. Internal Data Creation [Last Updated: 10/1/2022],
  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],