Marshall County ZIP Codes

List of ZIP Codes in Marshall County

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


S.N. Zip Code Latitude Longitude City Population Density
1 42025 36.85764 -88.33441 Benton 19,238 37.2
2 42029 37.00963 -88.38947 Calvert City 5,733 48.0
3 42044 36.95744 -88.26417 Gilbertsville 4,344 71.0
4 42048 36.76676 -88.23533 Hardin 1,838 26.5


About Marshall County ZIP Codes

Marshall County in Kentucky (KY) is served by approximately 4 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 31,153 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 Marshall County are located in cities such as Benton, Calvert City, Gilbertsville, Hardin. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Marshall County, Kentucky follow the America/Chicago time zone.