St. James Parish, Louisiana
8 ZIP codes · Avg score 98/100 · Grade A · Updated
ZipCheckup grade for St. James Parish: A.
No federal data flags a major home-safety concern for this ZIP.
Water utilities serving St. James Parish's 8 ZIP codes have built a consistent compliance record - the parish's above-average grade reflects years of data showing low violation rates and no systemic health concerns.
How St. James Parish Compares
How St. James Parish Compares
St. James Parish scores 6 points above the Louisiana state average (92/100) and 25 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: St. James 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 10.5%, diabetes 16.5%)
Estimated additional annual cost per homeowner: $4,550, driven primarily by sea_level
52.9% of homes built before 1978 (lead paint era)
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across St. James Parish water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 11 violations. Past 5 years: 21 total (21 health-based).
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: $4,550
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
9,234 housing units in St. James 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 St. James Parish
Remediation costs are relatively manageable for most homeowners in St. James 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 St. James Parish residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving St. James Parish
6 community water systems serving St. James Parish.
- A
- A
- A
- A
- A
Systems with the most violations in St. James Parish
5 water systems with recorded EPA violations.
- A
- A
- A
- A
All ZIP Codes in St. James Parish
8 ZIP codes tracked in St. James Parish.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 70052 | Gramercy | 99 | A | 6 (5 health) | $211K |
| 2 | 70723 | Convent | 99 | A | 1 (1 health) | — |
| 3 | 70071 | Lutcher | 98 | A | 3 (2 health) | $194K |
| 4 | 70090 | Vacherie | 95 | A | 15 (8 health) | $190K |
| 5 | 70086 | Saint James | — | — | 1 | $106K |
| 6 | 70743 | Hester | — | — | 1 (1 health) | $189K |
| 7 | 70763 | Paulina | — | — | 4 (3 health) | $265K |
| 8 | 70792 | Uncle Sam | — | — | — |
Recommended Buyer Guides for St. James Parish
Retailer arrangements don't shape what appears here - the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 52.9% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for St. James Parish, Louisiana
Overview
St. James Parish in Louisiana covers 8 tracked ZIP records with an average Home Safety Score of A (98/100) across 4 scored records.
7 of 7 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 8 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.