PARISH REPORT LA

St. Charles Parish, Louisiana

9 ZIP codes · Home Safety Score unavailable · 0 of 9 tracked ZIP records scored

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData

Unavailable
0 of 9 tracked ZIP records scored
9
ZIP Codes
$225K
Median Home Value
$500
Avg Remediation (0.22% of home value)

ZIP Code Risk Map

Water Quality Map: St. Charles Parish, Louisiana

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 13.8 (asthma 9.9%, diabetes 13.2%)

Modeled additional annual cost estimate per homeowner: $5,050, largest modeled factor: Flood

38% of homes built before 1980 (lead paint was banned for residential use in 1978)

Parish Health Indicators vs National Average

Asthma 9.9% (national: 8.9%)
Diabetes 13.2% (national: 10.5%)
Obesity 37.7% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1983
Median Build Year
38%
Pre-1980 Housing
41/100
Infrastructure Stress Indicator
50%
ZIPs with High Infrastructure Stress
Moderate
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $5,050

Flood $2,333/yr
Sea Level Rise $2,333/yr
Energy Code Gap $338/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

18,298 housing units in St. Charles Parish

Pre-1940 3%
1940–1959 9%
1960–1979 26%
1980–1999 41%
2000+ 21%

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. Charles Parish

$225K
Median Home Value
$500
Est. Remediation Cost
0.2%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in St. Charles Parish can be compared with the median property value; actual costs vary by property.

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. Charles Parish residents

Asthma 9.9% (US avg: 8.9%)
Diabetes 13.2% (US avg: 11%)
Obesity 37.7% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems mapped to St. Charles Parish ZIP codes

1 community water system mapped to St. Charles Parish ZIP codes; EPA may list more systems serving the parish.

All ZIP Codes in St. Charles Parish

9 ZIP codes tracked in St. Charles Parish.

# ZIP Code City Safety Score Grade Violations Home Value
1 70031 Ama — — 0 $213K
2 70039 Boutte — — 0 $243K
3 70047 Destrehan — — 0 $294K
4 70057 Hahnville — — 0 $218K
5 70070 Luling — — 0 $268K
6 70078 New Sarpy — — —
7 70079 Norco — — 0 $232K
8 70080 Paradis — — 0 $187K
9 70087 Saint Rose — — 0 $211K

Recommended Buyer Guides for St. Charles Parish

Which guides appear depends on what the county data show.

Overview

St. Charles Parish in Louisiana covers 9 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

The available EPA record reports 0 violations for 8 ZIP codes with a reported violation count.

← Back to Louisiana Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

How many water systems serve St. Charles Parish?
We map 1 public water system to the 9 ZIP codes of St. Charles Parish. EPA may list more systems serving the parish, so this is not a full count.
What is the biggest environmental risk in St. Charles Parish?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in St. Charles Parish is flood. Across all modeled risk factors, the estimated average additional annual cost is $5,050 per homeowner; actual costs vary by home.
How old are homes in St. Charles Parish?
The median home build year in St. Charles Parish is 1983. 38% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). St. Charles Parish, Louisiana Home Safety Profile. https://zipcheckup.com/county/louisiana/st-charles/
BibTeX
@misc{zipcheckup-county-louisiana-st-charles,
  author = {{ZipCheckup}},
  title  = {{St. Charles Parish, Louisiana Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/louisiana/st-charles/}
}

Page version: October 2026.

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