Madison County ZIP Codes

List of ZIP Codes in Madison County

The following table lists ZIP Codes associated with Madison County, Ohio, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 43029 40.09598 -83.45408 Irwin 524 8.6
2 43064 40.09819 -83.28863 Plain City 17,829 66.4
3 43140 39.88406 -83.42946 London 24,162 42.4
4 43143 39.71801 -83.29672 Mount Sterling 5,609 16.2
5 43151 39.73317 -83.47661 Sedalia 223 331.4
6 43153 39.74071 -83.56781 South Solon 1,193 8.9
7 43162 39.94369 -83.30633 West Jefferson 6,647 54.6


About Madison County ZIP Codes

Madison County in Ohio (OH) is served by approximately 7 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 56,187 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Madison County are located in cities such as London, Plain City, West Jefferson, Mount Sterling, South Solon. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Madison County, Ohio follow the America/New_York time zone.