There are 5 zip codes in Decatur County, Indiana. The most populated is 47240, located in Greensburg. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4724021,755Greensburg
472833,770Westport
472721,720Saint Paul
47263206New Point
4722519Clarksburg

Zip Codes in Decatur County, Indiana by Population (2024)