Iberville Parish, Louisiana
8 ZIP codes · Avg score 91/100 · Grade A · Updated
ZipCheckup grade for Iberville Parish: A.
No federal data flags a major home-safety concern for this ZIP.
In current tracking cycles, Iberville Parish - spanning 8 ZIP codes - records above-average water quality outcomes; the parish's compliance history over recent years shows few departures from federal standards.
How Iberville Parish Compares
How Iberville Parish Compares
Iberville Parish scores 1 points below the Louisiana state average (92/100) and 18 points above the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Iberville Parish, Louisiana
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.7 (asthma 10.6%, diabetes 16.5%)
Estimated additional annual cost per homeowner: $4,648, driven primarily by sea_level
45.3% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↓ Improving trendEPA violation counts by year across Iberville Parish water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 28 violations. Past 5 years: 49 total (49 health-based). Health-based violations are declining versus the prior 2-year window.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
Parish Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $4,648
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
12,586 housing units in Iberville Parish
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Iberville Parish
Remediation costs are relatively manageable for most homeowners in Iberville Parish, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Iberville Parish residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Iberville Parish
8 community water systems serving Iberville Parish.
- C
- C
- A
- C
- A
- A
Show all 8 water systems
- C
- A
Systems with the most violations in Iberville Parish
3 water systems with recorded EPA violations.
- C
- C
- A
All ZIP Codes in Iberville Parish
8 ZIP codes tracked in Iberville Parish.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 70721 | Carville | 100 | A | 0 | $216K |
| 2 | 70776 | Saint Gabriel | 100 | A | 0 | $280K |
| 3 | 70772 | Rosedale | 99 | A | 2 (1 health) | $116K |
| 4 | 70740 | Grosse Tete | 91 | A | 15 (13 health) | $126K |
| 5 | 70764 | Plaquemine | 67 | C | 27 (18 health) | $175K |
| 6 | 70765 | Plaquemine | — | — | — | |
| 7 | 70780 | Sunshine | — | — | 0 | — |
| 8 | 70788 | White Castle | — | — | 26 (18 health) | $146K |
Recommended Buyer Guides for Iberville Parish
Designed to find the guide that fits the county, not the other way around - the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Iberville Parish, Louisiana
Overview
Iberville Parish in Louisiana covers 8 tracked ZIP records with an average Home Safety Score of A (91/100) across 5 scored records.
4 of 7 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 19 health-based violations appear in the available health breakdown.
← Back to Louisiana Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.