Berwick, LA ZIP code
The ZIP code for Berwick, Louisiana is 70342. It is in St. Mary Parish.
- Population in these ZIPs
- 4,607
- Avg. median income
- $51,600population-weighted
- Typical home value
- $152,700population-weighted
- Metro area
- Morgan City, LA
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Berwick, LA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 70342 | 4,607 | $51,580 | $152,700 |
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 near Berwick
- Morgan City 4 mi
- Patterson 5 mi
- Centerville 12 mi
- Pierre Part 15 mi
- Labadieville 16 mi
- Gibson 17 mi
- Franklin 17 mi
- Donner 18 mi
- Napoleonville 18 mi
- Charenton 21 mi
- Baldwin 22 mi
- Schriever 23 mi
Frequently asked questions
What is the ZIP code for Berwick, LA?
The ZIP code for Berwick, LA is 70342.
What county is Berwick, Louisiana in?
Berwick ZIP codes are in St. Mary Parish.