There are 9 zip codes in St. Charles Parish, Louisiana. The most populated is 70070, located in Luling. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
7007014,207Luling
7004713,467Destrehan
700877,238Saint Rose
700574,564Hahnville
700303,820Des Allemands
700792,809Norco
700392,240Boutte
700311,392Ama
70080685Paradis

Zip Codes in St. Charles Parish, Louisiana by Population (2024)