Jacques Dupre House · Photo: Jerrye & Roy Klotz, MD · CC BY-SA 4.0Living in Erwinville, LA: what to set up and who to call
Erwinville has no town government of its own, so West Baton Rouge Parish runs its elections and most services, and its children attend West Baton Rouge Parish School District. Tap water in Erwinville comes from Wbr District 4 -Section Road Winterville, which has a clean five-year EPA record (about 20% of systems its size had a health-based violation) and a latest lead result below detection.
I’m new in town
What to set up in Erwinville, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Erwinville.
Power comes from Pointe Coupee Elec Member
Pointe Coupee Elec Member (Pointe Coupee Elec Member Corp), a cooperative utility, serves all of Erwinville. Its homes paid an average of 14.8¢ per kWh in 2025, about $178 a month (its average across Louisiana).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Wbr District 4 -Section Road Winterville
Wbr District 4 -Section Road Winterville supplies almost all of Erwinville. It draws ground water (EPA lists Wbr Public Utilities as seller) and serves 5,571 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. LA1121027.
5 home internet providers serve Erwinville
93% of 1,008 addresses can get 100/20 Mbps; 10% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Cox Communications | Cable | 86% | 2,000/35 |
| AT&T | Fixed wireless, Fiber | 66% | 25/3 |
| Star Telephone Company | Fiber | 10% | 2,000/2,000 |
| Verizon | Fixed wireless | 80% | 300/20 |
| T-Mobile | Fixed wireless | 61% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Erwinville’s trash rules yet
Pickup rules, the dump and recycling in Erwinville.
Where your child goes to school
Public school districts and the school path by grade.
Erwinville is in West Baton Rouge Parish School District.
B+School gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
No town hall: the county runs things
Erwinville is unincorporated, so West Baton Rouge Parish is the local government.
Election office: FVAP local election office directory, updated Aug 2015; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Erwinville spans 2 ZIP codes
ZIP codes where Erwinville residents live, with the share of the town in each.
| ZIP | Post office name | Share of Erwinville | ZIP’s residents in Erwinville |
|---|---|---|---|
| 70767 | Port Allen, LA | 96% | 14% |
| 70729 | Erwinville, LA | 4% | 9% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Erwinville
Who supplies Erwinville’s drinking water, and has it had violations?
Wbr District 4 -Section Road Winterville (EPA ID LA1121027). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in Erwinville?
Pointe Coupee Elec Member (Pointe Coupee Elec Member Corp), a cooperative utility. Its homes paid about 14.8¢ per kWh in 2025 (EIA).
What internet providers serve Erwinville?
Cox Communications, AT&T, Star Telephone Company, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Erwinville?
70767 (96%), 70729 (4%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Erwinville in?
West Baton Rouge Parish School District.
How do I register to vote in Erwinville?
In Louisiana you can register online until 20 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the W Baton Rouge Parish Registrar of Voters. Check your registration at voterportal.sos.la.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Aug 3, 2026 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.