COUNTY REPORT MO

Oregon County, Missouri

5 ZIP codes · Home Safety Score unavailable · 0 of 5 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 5 tracked ZIP records scored
5
ZIP Codes
$137K
Median Home Value
$700
Avg Remediation (51% of home value)

ZIP Code Risk Map

Water Quality Map: Oregon County, Missouri

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: 17.4 (asthma 11.1%, diabetes 16.5%)

Estimated additional annual cost per homeowner: $780, driven primarily by wildfire

56.6% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 16.5% (national: 10.5%)
Obesity 41.1% (national: 32.4%)

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

Infrastructure Overview

1985
Median Build Year
56.6%
Pre-1978 Housing
42/100
Infrastructure Stress Indicator
60%
ZIPs with High Infrastructure Stress
Low
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: $780

Wildfire $300/yr
Water / Lead $200/yr
Flood $200/yr

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

Housing Age Distribution

4,019 housing units in Oregon County

Pre-1940 12%
1940–1959 16%
1960–1979 24%
1980–1999 29%
2000+ 19%

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 Oregon County

$137K
Median Home Value
$700
Est. Remediation Cost
0.5%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Oregon 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 Oregon County residents

Asthma 11.1% (US avg: 8.9%)
Diabetes 16.5% (US avg: 11%)
Obesity 41.1% (US avg: 32.4%)

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

Water systems serving Oregon County

2 community water systems serving Oregon County.

Systems with the most violations in Oregon County

2 water systems with recorded EPA violations.

All ZIP Codes in Oregon County

5 ZIP codes tracked in Oregon County.

# ZIP Code City Safety Score Grade Violations Home Value
1 65606 Alton 3 $130K
2 65690 Couch
3 65692 Koshkonong 4 $175K
4 65778 Myrtle $143K
5 65791 Thayer 4 $110K

Recommended Buyer Guides for Oregon County

Filtered against federal data, fitted to local risks.

Overview

Oregon County in Missouri covers 5 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.

3 of 3 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.

← Back to Missouri 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 Oregon County?
Oregon County is served by 2 public water systems that supply drinking water to residents across 5 ZIP codes.
What is the biggest environmental risk in Oregon County?
The primary environmental risk factor in Oregon County is wildfire. This contributes to an estimated additional annual cost of $780 per homeowner.
How old are homes in Oregon County?
The median home build year in Oregon County is 1985. 56.6% 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). Oregon County, Missouri Home Safety Profile. https://zipcheckup.com/county/missouri/oregon/
BibTeX
@misc{zipcheckup-county-missouri-oregon,
  author = {{ZipCheckup}},
  title  = {{Oregon County, Missouri Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/missouri/oregon/}
}

Page version: August 2026.

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