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2026 Rankings

Calcasieu Parish County, Louisiana Home Safety Rankings - 19 ZIPs

Explore rankings under Home Safety Score model 4.0.0. Only ZIPs with all four required inputs are ranked; missing evidence is not imputed or reweighted.

Calcasieu Parish County, Louisiana (Louisiana) includes 19 tracked ZIP codes and 23 mapped community water systems; confirm service for a specific address. Below are the water quality rankings for metro ZIPs with all required inputs.

Average Home Safety Grade: A (88/100)

Grade	ZIP Codes	%
A	3	27%
B	8	73%
C	0	0%
D	0	0%
F	0	0%

Top 10 ZIP Codes by Home Safety Score

Rank	ZIP	City	Score	Grade
1	70601	Lake Charles	100	A
2	70611	Lake Charles	100	A
3	70668	Vinton	99	A
4	70605	Lake Charles	83	B
5	70607	Lake Charles	83	B
6	70615	Lake Charles	83	B
7	70633	Dequincy	83	B
8	70647	Iowa	83	B
9	70663	Sulphur	83	B
10	70665	Sulphur	83	B

10 Riskiest ZIP Codes

Rank	ZIP	City	Score	Grade	Risk Factor
1	70669	Westlake	83	B	16 violations
2	70665	Sulphur	83	B	9 violations
3	70663	Sulphur	83	B	16 violations
4	70647	Iowa	83	B	32 violations
5	70633	Dequincy	83	B	10 violations
6	70615	Lake Charles	83	B	23 violations
7	70607	Lake Charles	83	B	49 violations
8	70605	Lake Charles	83	B	31 violations
9	70668	Vinton	99	A	1 violation(s)
10	70611	Lake Charles	100	A	—

Most Common Contaminant Violations

Contaminant	Violations	ZIPs Affected
Groundwater Rule	82	9
Surface Water Treatment Rule	22	6
Lead and Copper Rule	22	8
Stage 1 DBP Rule	21	6
Stage 2 DBP Rule	19	8
Consumer Confidence Report Rule	15	3
Haloacetic Acids (HAA5)	6	1

Lead Risk

Average of reported 90th-percentile lead results: 0.0024 mg/L (below EPA action level)
0 of 12 ZIP codes with known status exceed EPA lead action level
8% of housing built before 1950
29% of housing built before 1970

Cities in This Metro

Lake Charles, LA — 11 ZIP codes
Sulphur, LA — 3 ZIP codes
Dequincy, LA — 1 ZIP code
Iowa, LA — 1 ZIP code
Starks, LA — 1 ZIP code
Vinton, LA — 1 ZIP code
Westlake, LA — 1 ZIP code

All 19 ZIP Codes Ranked

View complete ranking

Rank	ZIP	City	Score	Grade	Violations
1	70601	Lake Charles	100	A	0
2	70611	Lake Charles	100	A	0
3	70668	Vinton	99	A	1
4	70605	Lake Charles	83	B	31
5	70607	Lake Charles	83	B	49
6	70615	Lake Charles	83	B	23
7	70633	Dequincy	83	B	10
8	70647	Iowa	83	B	32
9	70663	Sulphur	83	B	16
10	70665	Sulphur	83	B	9
11	70669	Westlake	83	B	16
12	70609	Lake Charles	—	—	0
13	70661	Starks	—	—	—

Data Sources

Water quality: EPA SDWIS
Housing: U.S. Census Bureau American Community Survey
Flood: FEMA NFIP
Flood scope: historical NFIP claim records and claim-rated-zone evidence; this is not current property-map coverage.

Reporting periods vary by source; the page metadata identifies this materialization.

Methodology
Model 4.0.0 averages SDWIS water compliance and UCMR5 PFAS within drinking water, then averages drinking water, county radon, and annual AQI as three equal domains. All four inputs are required. Score methodology → · Rankings methodology →

Disclaimer: Scores are based on EPA SDWIS reported data and are not a guarantee of current water safety. Water quality can change. For the most current information, contact your local water utility or request a Consumer Confidence Report.

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How to cite this page

APA

ZipCheckup. (2026). Calcasieu Parish County, Louisiana Home Safety Rankings - 19 ZIPs. https://zipcheckup.com/rankings/metro/calcasieu-parish-louisiana/

BibTeX

@misc{zipcheckup-rankings-metro-calcasieu-parish-louisiana,
  author = {{ZipCheckup}},
  title  = {{Calcasieu Parish County, Louisiana Home Safety Rankings - 19 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/calcasieu-parish-louisiana/}
}

Page version: October 2026.

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