There are 4 zip codes in Marshall County, Kentucky. The most populated is 42025, located in Benton. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | City | Population |
---|---|---|
42025 | Benton | 18,836 |
42029 | Calvert City | 6,092 |
42044 | Gilbertsville | 3,953 |
42048 | Hardin | 2,314 |