Erwinville is a community in West Baton Rouge Parish, Louisiana, home to about 2,420 people across 9.5 square miles. It has no ZIP code of its own: it’s part of 70729 and 70767.
Homes sold for a median of $170 per square foot across 2 ZIP codes in the three months ending August 2026, and 1 of 2 were seller’s markets.
Part is in Erwinville
Mostly Port Allen; part is in Erwinville
Each card is that ZIP code’s whole market, including any part outside Erwinville. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Erwinville’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Erwinville well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Louis Armstrong New Orleans International Airport (MSY)68 miles away |
|---|---|
| Closer regional airport | Baton Rouge Metropolitan Airport (BTR)8 miles away |
| Nearest city of 250,000+ | New Orleans, LA84 miles away |
| Nearest city of 1 million+ | Houston, TX251 miles away |
Straight-line distances from the center of Erwinville; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Erwinville had 2,275 residents in the 2020 census, up 4% since 2010.
It’s the 173rd largest of 487 towns in Louisiana by population.
West Baton Rouge Parish grew from 10,285 residents in 1900 to 27,199 in 2020.
West Baton Rouge Parish, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 92°F in summer, and winter lows average 40°F. About 64.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Brusly 2 W, LA weather station (6 miles away).
11,187 jobs at 594 businesses in West Baton Rouge Parish. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
58 doctors and other health care providers list an office in Erwinville’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 6 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 19 |
| Mental health providers | 18 |
| Physical and occupational therapists | 5 |
| Optometrists | 2 |
| Chiropractors | 2 |
| Pharmacies | 8 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by West Baton Rouge Parish. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Caneview K-8 SchoolPort Allen | Pre-K–8 | 483 | Public | 7.6 mi |
| Port Allen Elementary SchoolPort Allen | Pre-K–2 | 345 | Public | 3.2 mi |
| Cohn Elementary SchoolPort Allen | 3–5 | 217 | Public | 2.7 mi |
| Port Allen Middle SchoolPort Allen | 6–8 | 204 | Public | 3.2 mi |
| Port Allen High SchoolPort Allen | 9–12 | 452 | Public | 1.0 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Holy Family SchoolPort Allen | Pre-K–8 | 376 | Roman Catholic | 3.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Port Allen.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.