There are 7 zip codes in Barren County, Kentucky. The most populated is 42141, located in Glasgow. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4214131,732Glasgow
421276,915Cave City
421602,192Park City
421231,279Austin
42156270Lucas
42130157Eighty Eight
42131116Etoile
showing: 7 rows

Zip Codes in Barren County, Kentucky by Population (2024)