Miami County ZIP Codes

List of ZIP Codes in Miami County

The following table lists ZIP Codes associated with Miami 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 45312 40.06028 -84.07976 Casstown 1,109 15.7
2 45318 40.12745 -84.35391 Covington 5,338 44.0
3 45326 40.14201 -84.09039 Fletcher 1,509 24.9
4 45337 39.98019 -84.42095 Laura 1,750 32.5
5 45339 40.00826 -84.34315 Ludlow Falls 982 27.1
6 45356 40.16252 -84.23097 Piqua 25,155 128.6
7 45359 40.05067 -84.3511 Pleasant Hill 2,041 57.2
8 45361 39.96374 -84.41484 Potsdam 325 281.5
9 45371 39.93885 -84.16357 Tipp City 22,521 169.8
10 45373 40.03353 -84.19588 Troy 37,274 164.1
11 45383 39.9572 -84.3337 West Milton 6,883 113.2


About Miami County ZIP Codes

Miami County in Ohio (OH) is served by approximately 11 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 104,887 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 Miami County are located in cities such as Troy, Piqua, Tipp City, West Milton, Covington. These cities and towns help define the economic and demographic character of the county.

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