St. Charles County, LA Zip Codes
11 zip codes across 11 cities in St. Charles County, LA
About St. Charles County
St. Charles County, Louisiana (LA) contains 11 unique zip codes spanning 11 cities and communities. Each zip code covers a different area within the county, with varying demographics, income levels, and housing markets.
Browse the complete list below to find detailed population, income, home values, cost of living, and climate data for any zip code in St. Charles County.
Cities in St. Charles County
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All Zip Codes in St. Charles County, LA
| Zip Code | City |
|---|---|
| 70030 | Des Allemands |
| 70031 | Ama |
| 70039 | Boutte |
| 70047 | Destrehan |
| 70057 | Hahnville |
| 70066 | Killona |
| 70070 | Luling |
| 70079 | Norco |
| 70080 | Paradis |
| 70087 | Saint Rose |
| 700XX | Zcta 700xx |
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Frequently Asked Questions
How many zip codes are in St. Charles County, LA?
St. Charles County, LA has 11 zip codes across 11 cities.
What cities are in St. Charles County?
Cities in St. Charles County include Ama, Boutte, Des Allemands, Destrehan, Hahnville, Killona, Luling, Norco, Paradis, Saint Rose, Zcta 700xx.
What state is St. Charles County in?
St. Charles County is located in Louisiana (LA).
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.