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Marshall County, Kentucky Zip Codes
Zip Code
City
Population
42025
Benton
18,836
42029
Calvert City
6,092
42044
Gilbertsville
3,953
42048
Hardin
2,314
Population is the most recent figure from the U.S. Census Bureau's 2022
American Community Survey (ACS) 5-Year Estimates
.