There are 6 zip codes in Oldham County, Kentucky. The most populated is 40031, located in La Grange. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4003125,091La Grange
4001423,009Crestwood
400266,345Goshen
400563,406Pewee Valley
40077547Westport
40010521Buckner
showing: 6 rows

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