COUNTY REPORT OK

Harmon County, Oklahoma

2 ZIP codes · Home Safety Score unavailable · 0 of 2 tracked ZIP records scored

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData

Unavailable
0 of 2 tracked ZIP records scored
2
ZIP Codes
$76K
Median Home Value
$300
Avg Remediation (0.40% of home value)

Key Risk Factors

Health risk index: 16.1 (asthma 11.1%, diabetes 17%)

Modeled additional annual cost estimate per homeowner: $1,605, largest modeled factor: Flood

78% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 17% (national: 10.5%)
Obesity 42.4% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1954
Median Build Year
78%
Pre-1980 Housing
64/100
Infrastructure Stress Indicator
100%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,605

Flood $1,400/yr
Energy Code Gap $405/yr
Water / Lead $400/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

1,138 housing units in Harmon County

Pre-1940 20%
1940–1959 26%
1960–1979 32%
1980–1999 15%
2000+ 7%

Source: U.S. Census Bureau ACS B25034 (Year Structure Built).

Water Safety Affordability

How much it costs to fix water issues relative to home values in Harmon County

$76K
Median Home Value
$300
Est. Remediation Cost
0.4%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Harmon County can be compared with the median property value; actual costs vary by property.

Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.

Health Outcomes vs National Average

CDC PLACES data for Harmon County residents

Asthma 11.1% (US avg: 8.9%)
Diabetes 17% (US avg: 11%)
Obesity 42.4% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems mapped to Harmon County ZIP codes

3 community water systems mapped to Harmon County ZIP codes; EPA may list more systems serving the county.

Systems with the most violations in Harmon County

3 water systems with violations in EPA records.

All ZIP Codes in Harmon County

2 ZIP codes tracked in Harmon County.

# ZIP Code City Safety Score Grade Violations Home Value
1 73550 Hollis — — 38 (2 health) $76K
2 73571 Vinson — — —

Recommended Buyer Guides for Harmon County

Nothing on this list means a problem exists in your own home: the matches are drawn from county- and ZIP-level records, so a guide shows up because of an area signal, and only testing at your tap describes a specific household.

Overview

Harmon County in Oklahoma covers 2 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

1 of 1 ZIP code with a reported violation count in the available EPA record have recorded EPA violations. 2 health-based violations appear in the available health breakdown.

← Back to Oklahoma Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

How many water systems serve Harmon County?
We map 3 public water systems to 2 ZIP codes in our data for Harmon County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Harmon County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Harmon County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,605 per homeowner; actual costs vary by home.
How old are homes in Harmon County?
The median home build year in Harmon County is 1954. 78% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Harmon County, Oklahoma Home Safety Profile. https://zipcheckup.com/county/oklahoma/harmon/
BibTeX
@misc{zipcheckup-county-oklahoma-harmon,
  author = {{ZipCheckup}},
  title  = {{Harmon County, Oklahoma Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/oklahoma/harmon/}
}

Page version: October 2026.

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