Iberville Parish, Louisiana ZIP codes
9 ZIP codes are in Iberville Parish. It's part of the Baton Rouge, LA metro area.
- ZIP codes
- 9
- Population in these ZIPs
- 30,972
- Avg. median income
- $61,900population-weighted
- Cities & towns
- 8
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ZIP codes in Iberville Parish
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 70721 | Carville | 447 | $2,499 | $209,400 |
| 70740 | Grosse Tete | 975 | $57,371 | $124,200 |
| 70757 | Maringouin | 2,356 | $51,707 | $162,100 |
| 70764 | Plaquemine | 14,757 | $55,352 | $172,300 |
| 70765 PO Box | Plaquemine | — | — | — |
| 70772 | Rosedale | 1,020 | — | $121,500 |
| 70776 | Saint Gabriel | 7,100 | $96,843 | $269,600 |
| 70780 | Sunshine | 487 | $88,878 | $254,000 |
| 70788 | White Castle | 3,830 | $33,079 | $129,300 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Iberville Parish
Nearby parishes
Frequently asked questions
How many ZIP codes are in Iberville Parish, Louisiana?
9 ZIP codes are mainly in Iberville Parish.
What cities are in Iberville Parish?
ZIP codes in Iberville Parish use the city names Carville, Grosse Tete, Maringouin, Plaquemine, Rosedale, Saint Gabriel, Sunshine and White Castle.
What metro area is Iberville Parish in?
Iberville Parish is part of the Baton Rouge, LA metropolitan statistical area.