2026 Rankings

Comanche County, Oklahoma Home Safety Rankings - 17 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.

Comanche County, Oklahoma (Oklahoma) includes 17 tracked ZIP codes and 15 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 (91/100)

Grade ZIP Codes %
A 6 75%
B 2 25%
C 0 0%
D 0 0%
F 0 0%

Top 10 ZIP Codes by Home Safety Score

Rank ZIP City Score Grade
1 73503 Fort Sill 99 A
2 73507 Lawton 97 A
3 73543 Geronimo 96 A
4 73505 Lawton 91 A
5 73501 Lawton 89 A
6 73527 Cache 89 A
7 73541 Fletcher 84 B
8 73538 Elgin 83 B

10 Riskiest ZIP Codes

Rank ZIP City Score Grade Risk Factor
1 73538 Elgin 83 B 91 violations
2 73541 Fletcher 84 B 87 violations
3 73527 Cache 89 A 32 violations
4 73501 Lawton 89 A 40 violations
5 73505 Lawton 91 A 30 violations
6 73543 Geronimo 96 A 19 violations
7 73507 Lawton 97 A 11 violations
8 73503 Fort Sill 99 A 6 violations

Most Common Contaminant Violations

Contaminant Violations ZIPs Affected
Haloacetic Acids (HAA5) 81 8
Stage 2 DBP Rule 60 13
Revised Total Coliform Rule 40 10
Arsenic 25 6
Consumer Confidence Report Rule 25 10
Hexachlorocyclopentadiene 10 2
Stage 1 DBP Rule 10 3
Di(2-ethylhexyl) adipate 8 2

Lead Risk

  • Average of reported 90th-percentile lead results: 0.0043 mg/L (below EPA action level)
  • 0 of 13 ZIP codes with known status exceed EPA lead action level
  • 11% of housing built before 1950
  • 38% of housing built before 1970

Cities in This Metro

All 17 ZIP Codes Ranked

View complete ranking
Rank ZIP City Score Grade Violations
1 73503 Fort Sill 99 A 6
2 73507 Lawton 97 A 11
3 73543 Geronimo 96 A 19
4 73505 Lawton 91 A 30
5 73501 Lawton 89 A 40
6 73527 Cache 89 A 32
7 73541 Fletcher 84 B 87
8 73538 Elgin 83 B 91
9 73528 Chattanooga — — 33
10 73540 Faxon — — 17
11 73552 Indiahoma — — 26
12 73557 Medicine Park — — —
13 73567 Sterling — — 6

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). Comanche County, Oklahoma Home Safety Rankings - 17 ZIPs. https://zipcheckup.com/rankings/metro/comanche-oklahoma/
BibTeX
@misc{zipcheckup-rankings-metro-comanche-oklahoma,
  author = {{ZipCheckup}},
  title  = {{Comanche County, Oklahoma Home Safety Rankings - 17 ZIPs}},
  year   = {2026},
  url    = {https://zipcheckup.com/rankings/metro/comanche-oklahoma/}
}

Page version: October 2026.

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