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2026 Rankings

Washington County, Rhode Island Home Safety Rankings - 28 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.

Washington County, Rhode Island (Rhode Island) includes 28 tracked ZIP codes and 18 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: D (46/100)

Grade	ZIP Codes	%
A	0	0%
B	0	0%
C	3	23%
D	6	46%
F	4	31%

Top 10 ZIP Codes by Home Safety Score

Rank	ZIP	City	Score	Grade
1	02888	Warwick	66	C
2	02889	Warwick	66	C
3	02807	Block Island	63	C
4	02852	North Kingstown	50	D
5	02886	Warwick	49	D
6	02818	East Greenwich	48	D
7	02882	Narragansett	42	D
8	02808	Bradford	41	D
9	02891	Westerly	41	D
10	02874	Saunderstown	33	F

10 Riskiest ZIP Codes

Rank	ZIP	City	Score	Grade	Risk Factor
1	02892	West Kingston	33	F	49 violations
2	02881	Kingston	33	F	47 violations
3	02879	Wakefield	33	F	59 violations
4	02874	Saunderstown	33	F	53 violations
5	02891	Westerly	41	D	25 violations
6	02808	Bradford	41	D	25 violations
7	02882	Narragansett	42	D	18 violations
8	02818	East Greenwich	48	D	6 violations
9	02886	Warwick	49	D	3 violation(s)
10	02852	North Kingstown	50	D	—

Most Common Contaminant Violations

Contaminant	Violations	ZIPs Affected
Haloacetic Acids (HAA5)	59	6
Consumer Confidence Report Rule	18	12
Stage 1 DBP Rule	12	10
Lead and Copper Rule	10	10
Total Trihalomethanes (TTHM)	9	6
Surface Water Treatment Rule	8	7
BHC-GAMMA	7	6
Methoxychlor	7	6

Lead Risk

Average of reported 90th-percentile lead results: 0.0031 mg/L (below EPA action level)
0 of 19 ZIP codes with known status exceed EPA lead action level
25% of housing built before 1950
50% of housing built before 1970

Cities in This Metro

Warwick, RI — 4 ZIP codes
Wakefield, RI — 2 ZIP codes
Ashaway, RI — 1 ZIP code
Block Island, RI — 1 ZIP code
Bradford, RI — 1 ZIP code
Carolina, RI — 1 ZIP code
Charlestown, RI — 1 ZIP code
East Greenwich, RI — 1 ZIP code
Exeter, RI — 1 ZIP code
Hope Valley, RI — 1 ZIP code
Hopkinton, RI — 1 ZIP code
Kenyon, RI — 1 ZIP code
North Kingstown, RI — 1 ZIP code
Rockville, RI — 1 ZIP code
Saunderstown, RI — 1 ZIP code
Shannock, RI — 1 ZIP code
Slocum, RI — 1 ZIP code
Kingston, RI — 1 ZIP code
Narragansett, RI — 1 ZIP code
Peace Dale, RI — 1 ZIP code
Westerly, RI — 1 ZIP code
West Kingston, RI — 1 ZIP code
Wood River Junction, RI — 1 ZIP code
Wyoming, RI — 1 ZIP code

All 28 ZIP Codes Ranked

View complete ranking

Rank	ZIP	City	Score	Grade	Violations
1	02888	Warwick	66	C	3
2	02889	Warwick	66	C	3
3	02807	Block Island	63	C	12
4	02852	North Kingstown	50	D	0
5	02886	Warwick	49	D	3
6	02818	East Greenwich	48	D	6
7	02882	Narragansett	42	D	18
8	02808	Bradford	41	D	25
9	02891	Westerly	41	D	25
10	02874	Saunderstown	33	F	53
11	02879	Wakefield	33	F	59
12	02881	Kingston	33	F	47
13	02892	West Kingston	33	F	49
14	02804	Ashaway	—	—	—
15	02812	Carolina	—	—	4
16	02813	Charlestown	—	—	62
17	02822	Exeter	—	—	—
18	02832	Hope Valley	—	—	4
19	02833	Hopkinton	—	—	—
20	02873	Rockville	—	—	—
21	02875	Shannock	—	—	4
22	02894	Wood River Junction	—	—	4
23	02898	Wyoming	—	—	4

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). Washington County, Rhode Island Home Safety Rankings - 28 ZIPs. https://zipcheckup.com/rankings/metro/washington-rhode-island/

BibTeX

@misc{zipcheckup-rankings-metro-washington-rhode-island,
  author = {{ZipCheckup}},
  title  = {{Washington County, Rhode Island Home Safety Rankings - 28 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/washington-rhode-island/}
}

Page version: October 2026.

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