2026 Rankings

Navajo County, Arizona Home Safety Rankings - 16 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.

Navajo County, Arizona (Arizona) includes 16 tracked ZIP codes and 14 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: C (67/100)

Grade ZIP Codes %
A 0 0%
B 0 0%
C 3 100%
D 0 0%
F 0 0%

Top 10 ZIP Codes by Home Safety Score

Rank ZIP City Score Grade
1 85929 Lakeside 67 C
2 85935 Pinetop 67 C
3 85937 Snowflake 67 C

10 Riskiest ZIP Codes

Rank ZIP City Score Grade Risk Factor
1 85937 Snowflake 67 C 59 violations
2 85935 Pinetop 67 C 119 violations
3 85929 Lakeside 67 C 86 violations

Most Common Contaminant Violations

Contaminant Violations ZIPs Affected
Revised Total Coliform Rule 139 7
Consumer Confidence Report Rule 94 7
Surface Water Treatment Rule 48 7
Stage 1 DBP Rule 32 7
Lead and Copper Rule 28 5
Total Trihalomethanes (TTHM) 23 6
Haloacetic Acids (HAA5) 23 6
Groundwater Rule 13 5

Lead Risk

  • Average of reported 90th-percentile lead results: 0.0073 mg/L (below EPA action level)
  • 0 of 7 ZIP codes with known status exceed EPA lead action level
  • 3% of housing built before 1950
  • 14% of housing built before 1970

Cities in This Metro

All 16 ZIP Codes Ranked

View complete ranking
Rank ZIP City Score Grade Violations
1 85929 Lakeside 67 C 86
2 85935 Pinetop 67 C 119
3 85937 Snowflake 67 C 59
4 85911 Cibecue — — —
5 85912 White Mountain Lake — — 96
6 85923 Clay Springs — — —
7 85926 Fort Apache — — —
8 85930 Mcnary — — —
9 85934 Pinedale — — 37
10 85939 Taylor — — 59
11 85941 Whiteriver — — —
12 86029 Sun Valley — — 18
13 86031 Indian Wells — — —
14 86032 Joseph City — — —
15 86034 Keams Canyon — — —

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). Navajo County, Arizona Home Safety Rankings - 16 ZIPs. https://zipcheckup.com/rankings/metro/navajo-arizona/
BibTeX
@misc{zipcheckup-rankings-metro-navajo-arizona,
  author = {{ZipCheckup}},
  title  = {{Navajo County, Arizona Home Safety Rankings - 16 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/navajo-arizona/}
}

Page version: October 2026.

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