COUNTY REPORT OK

Custer County, Oklahoma

6 ZIP codes · Home Safety Score unavailable · 0 of 6 tracked ZIP records scored · Updated

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

Unavailable
0 of 6 tracked ZIP records scored
6
ZIP Codes
$133K
Median Home Value
$1,140
Avg Remediation (86% of home value)

ZIP Code Risk Map

Water Quality Map: Custer County, Oklahoma

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 13.5 (asthma 11.1%, diabetes 11.8%)

Estimated additional annual cost per homeowner: $1,040, driven primarily by flood

73.3% of homes built before 1978 (lead paint era)

Violation History (2021–2025)

↑ Worsening trend

EPA violation counts by year across Custer County water systems. Health-based shown in red, total in blue.

2021
1 (1 health)
2023
6 (6 health)
2024
14 (14 health)
2025
4 (4 health)

Peak year: 2024 with 14 violations. Past 5 years: 25 total (25 health-based). Health-based violations are rising versus the prior 2-year window - worth closer monitoring.

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 11.8% (national: 10.5%)
Obesity 41% (national: 32.4%)

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

Infrastructure Overview

1976
Median Build Year
73.3%
Pre-1978 Housing
49/100
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 DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,040

Flood $467/yr
Water Infrastructure $275/yr
Energy Code Gap $240/yr

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

Housing Age Distribution

12,694 housing units in Custer County

Pre-1940 9%
1940–1959 13%
1960–1979 33%
1980–1999 25%
2000+ 20%

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 Custer County

$133K
Median Home Value
$1,140
Est. Remediation Cost
0.9%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Custer County, representing a small fraction of property value.

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 Custer County residents

Asthma 11.1% (US avg: 8.9%)
Diabetes 11.8% (US avg: 11%)
Obesity 41% (US avg: 32.4%)

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

Water systems serving Custer County

8 community water systems serving Custer County.

Show all 8 water systems

Systems with the most violations in Custer County

5 water systems with recorded EPA violations.

All ZIP Codes in Custer County

6 ZIP codes tracked in Custer County.

# ZIP Code City Safety Score Grade Violations Home Value
1 73096 Weatherford 11 (2 health) $243K
2 73601 Clinton 82 (8 health) $118K
3 73620 Arapaho 80 (7 health) $161K
4 73625 Butler 11 (2 health) $99K
5 73639 Custer City 11 (2 health) $108K
6 73669 Thomas 29 (3 health) $147K

Recommended Buyer Guides for Custer County

Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.

Overview

Custer County in Oklahoma covers 6 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.

6 of 6 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 9 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 Custer County?
Custer County is served by 8 public water systems that supply drinking water to residents across 6 ZIP codes.
What is the biggest environmental risk in Custer County?
The primary environmental risk factor in Custer County is flood. This contributes to an estimated additional annual cost of $1,040 per homeowner.
How old are homes in Custer County?
The median home build year in Custer County is 1976. 73.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

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

Page version: August 2026.

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