2026 Rankings

Tioga County, Pennsylvania Home Safety Rankings - 21 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.

Tioga County, Pennsylvania (Pennsylvania) includes 21 tracked ZIP codes and 9 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 (51/100)

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

Top 10 ZIP Codes by Home Safety Score

Rank ZIP City Score Grade
1 16901 Wellsboro 54 D
2 16933 Mansfield 50 D
3 17057 Middletown 49 D

10 Riskiest ZIP Codes

Rank ZIP City Score Grade Risk Factor
1 17057 Middletown 49 D 5 violations
2 16933 Mansfield 50 D 72 violations
3 16901 Wellsboro 54 D 39 violations

Most Common Contaminant Violations

Contaminant Violations ZIPs Affected
Revised Total Coliform Rule 46 10
Groundwater Rule 43 8
Lead and Copper Rule 38 7
Consumer Confidence Report Rule 25 8
Chlorite 12 5
Surface Water Treatment Rule 11 7
E. coli 11 3
Gross Alpha 9 7

Lead Risk

  • Average of reported 90th-percentile lead results: 0.0016 mg/L (below EPA action level)
  • 0 of 5 ZIP codes with known status exceed EPA lead action level
  • 32% of housing built before 1950
  • 48% of housing built before 1970

Cities in This Metro

All 21 ZIP Codes Ranked

View complete ranking
Rank ZIP City Score Grade Violations
1 16901 Wellsboro 54 D 39
2 16933 Mansfield 50 D 72
3 17057 Middletown 49 D 5
4 16911 Arnot — — 29
5 16912 Blossburg — — 29
6 16917 Covington — — 43
7 16920 Elkland — — 22
8 16921 Gaines — — —
9 16928 Knoxville — — 13
10 16929 Lawrenceville — — 22
11 16930 Liberty — — —
12 16932 Mainesburg — — —
13 16935 Middlebury Center — — 22
14 16936 Millerton — — —
15 16938 Morris — — —
16 16939 Morris Run — — —
17 16942 Osceola — — 22
18 16946 Tioga — — 22
19 16950 Westfield — — 13
20 17034 Highspire — — 3

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). Tioga County, Pennsylvania Home Safety Rankings - 21 ZIPs. https://zipcheckup.com/rankings/metro/tioga-pennsylvania/
BibTeX
@misc{zipcheckup-rankings-metro-tioga-pennsylvania,
  author = {{ZipCheckup}},
  title  = {{Tioga County, Pennsylvania Home Safety Rankings - 21 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/tioga-pennsylvania/}
}

Page version: October 2026.

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