Erwinville, LA ZIP code
The ZIP code for Erwinville, Louisiana is 70729. It is in West Baton Rouge Parish.
- Population in these ZIPs
- 1,004
- Avg. median income
- $109,700population-weighted
- Typical home value
- $300,000population-weighted
- Metro area
- Baton Rouge, LA
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Erwinville, LA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 70729 | 1,004 | $109,653 | $300,000 |
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 Erwinville
Frequently asked questions
What is the ZIP code for Erwinville, LA?
The ZIP code for Erwinville, LA is 70729.
What county is Erwinville, Louisiana in?
Erwinville ZIP codes are in West Baton Rouge Parish.