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2026 Rankings

Cattaraugus County, New York Home Safety Rankings - 27 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.

Cattaraugus County, New York (New York) includes 27 tracked ZIP codes and 11 mapped community water systems; confirm service for a specific address. Below are the water quality rankings for metro ZIPs with all required inputs.

Most Common Contaminant Violations

Contaminant	Violations	ZIPs Affected
Endrin	10	5
BHC-GAMMA	10	5
Methoxychlor	10	5
Toxaphene	10	5
Dalapon	10	5
Di(2-ethylhexyl) adipate	10	5
OXAMYL	10	5
Simazine	10	5

Lead Risk

Average of reported 90th-percentile lead results: 0.0029 mg/L (below EPA action level)
0 of 15 ZIP codes with known status exceed EPA lead action level
43% of housing built before 1950
58% of housing built before 1970

Cities in This Metro

Hoffmeister, NY — 1 ZIP code
Newport, NY — 1 ZIP code
Allegany, NY — 1 ZIP code
Cattaraugus, NY — 1 ZIP code
Ceres, NY — 1 ZIP code
Conewango Valley, NY — 1 ZIP code
East Otto, NY — 1 ZIP code
East Randolph, NY — 1 ZIP code
Ellicottville, NY — 1 ZIP code
Franklinville, NY — 1 ZIP code
Great Valley, NY — 1 ZIP code
Hinsdale, NY — 1 ZIP code
Kill Buck, NY — 1 ZIP code
Leon, NY — 1 ZIP code
Limestone, NY — 1 ZIP code
Little Genesee, NY — 1 ZIP code
Little Valley, NY — 1 ZIP code
Olean, NY — 1 ZIP code
Otto, NY — 1 ZIP code
Portville, NY — 1 ZIP code
Randolph, NY — 1 ZIP code
Saint Bonaventure, NY — 1 ZIP code
Salamanca, NY — 1 ZIP code
Steamburg, NY — 1 ZIP code
Westons Mills, NY — 1 ZIP code
Bradford, NY — 1 ZIP code
Tyrone, NY — 1 ZIP code

All 27 ZIP Codes Ranked

View complete ranking

Rank	ZIP	City	Score	Grade	Violations
1	13353	Hoffmeister	—	—	—
2	13416	Newport	—	—	—
3	14706	Allegany	—	—	96
4	14719	Cattaraugus	—	—	4
5	14721	Ceres	—	—	—
6	14726	Conewango Valley	—	—	3
7	14729	East Otto	—	—	—
8	14731	Ellicottville	—	—	0
9	14737	Franklinville	—	—	—
10	14741	Great Valley	—	—	0
11	14743	Hinsdale	—	—	—
12	14748	Kill Buck	—	—	76
13	14753	Limestone	—	—	76
14	14754	Little Genesee	—	—	14
15	14755	Little Valley	—	—	1
16	14760	Olean	—	—	26
17	14770	Portville	—	—	5
18	14772	Randolph	—	—	1
19	14778	Saint Bonaventure	—	—	0
20	14779	Salamanca	—	—	77
21	14783	Steamburg	—	—	76
22	14788	Westons Mills	—	—	—
23	14815	Bradford	—	—	—

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). Cattaraugus County, New York Home Safety Rankings - 27 ZIPs. https://zipcheckup.com/rankings/metro/cattaraugus-new-york/

BibTeX

@misc{zipcheckup-rankings-metro-cattaraugus-new-york,
  author = {{ZipCheckup}},
  title  = {{Cattaraugus County, New York Home Safety Rankings - 27 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/cattaraugus-new-york/}
}

Page version: October 2026.

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