Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2021

ZIP Codes for City of Mason, OH

Mason, OH Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 45036StandardWarren37,504513
ZIP Code 45039StandardWarren22,814513
ZIP Code 45040StandardWarren50,627513

Timezone(s):Eastern (GMT -05:00)
Counties:WARREN, OH
Population:30,712 (More Details)
Male Population:14,889
Female Population:15,823
Median Age:38
ZIP Codes:3
Area Codes:1
Total Area:407 square miles (county)
Land Area:401 square miles (county)
Water Area:6 square miles (county)

Mason, OH Demographic Information *

Total population30,712
Male population14,889
Female population15,823
Median age (years)38.4
White Population26,141
Black Population1,013
Indian Population50
Asian Population2,757
Hawaiian Population35
Hispanic Population988
Median age (Male)37.2
Median age (Female)39.2
Total households11,016
Family households (families)8,205
Average household size2.77
Average family size3.3
Total housing units11,471
* Demographic data is based on 2010 Census.

Mason, OH Other Information

103 Cities within 30 miles of Mason, OH Products


  1. U.S. Postal Service [Last Updated: 12/1/2021],
  2. Internal Data Creation [Last Updated: 12/1/2021],
  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],