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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of London, OH

London, OH Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 43140StandardMadison24,066

Timezone(s):Eastern (GMT -05:00)
Counties:MADISON, OH
Population:9,904 (More Details)
Male Population:4,643
Female Population:5,261
Median Age:37
ZIP Codes:1
Area Codes:1
Total Area:467 square miles (county)
Land Area:466 square miles (county)
Water Area:1 square miles (county)

London, OH Demographic Information *

Total population9,904
Male population4,643
Female population5,261
Median age (years)37.1
White Population8,830
Black Population596
Indian Population30
Asian Population100
Hawaiian Population0
Hispanic Population169
Median age (Male)35.7
Median age (Female)38.5
Total households3,991
Family households (families)2,511
Average household size2.43
Average family size3
Total housing units4,410
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 11/1/2022],
  2. Internal Data Creation [Last Updated: 11/1/2022],
  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],