COUNTY REPORT OR

Yamhill County, Oregon

9 ZIP codes · Home Safety Score unavailable · 0 of 9 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 9 tracked ZIP records scored
9
ZIP Codes
$473K
Median Home Value
$740
Avg Remediation (0.16% of home value)

ZIP Code Risk Map

Water Quality Map: Yamhill County, Oregon

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: 12.7 (asthma 11.8%, diabetes 11.2%)

Modeled additional annual cost estimate per homeowner: $899, largest modeled factor: Flood

40% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 11.8% (national: 8.9%)
Diabetes 11.2% (national: 10.5%)
Obesity 37% (national: 32.4%)

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

Infrastructure Overview

1986
Median Build Year
40%
Pre-1980 Housing
38/100
Infrastructure Stress Indicator
33%
ZIPs with High Infrastructure Stress
Low
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: $899

Flood $533/yr
Energy Code Gap $310/yr
Sea Level Rise $167/yr

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

Housing Age Distribution

38,996 housing units in Yamhill County

Pre-1940 9%
1940–1959 10%
1960–1979 21%
1980–1999 32%
2000+ 28%

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 Yamhill County

$473K
Median Home Value
$740
Est. Remediation Cost
0.2%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Yamhill 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 Yamhill County residents

Asthma 11.8% (US avg: 8.9%)
Diabetes 11.2% (US avg: 11%)
Obesity 37% (US avg: 32.4%)

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

Water systems mapped to Yamhill County ZIP codes

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

Show all 8 water systems

16 water systems mapped to Yamhill County ZIP codes in our data; EPA may list more systems serving the county.

Systems with the most violations in Yamhill County

5 water systems with violations in EPA records.

All ZIP Codes in Yamhill County

9 ZIP codes tracked in Yamhill County.

# ZIP Code City Safety Score Grade Violations Home Value
1 97101 Amity — — 39 (5 health) $484K
2 97111 Carlton — — 20 $473K
3 97114 Dayton — — 12 $455K
4 97115 Dundee — — 23 (1 health) $498K
5 97127 Lafayette — — 10 $383K
6 97128 Mcminnville — — 35 (3 health) $419K
7 97132 Newberg — — 40 (4 health) $499K
8 97148 Yamhill — — 9 $532K
9 97378 Sheridan — — 146 (3 health) $341K

Recommended Buyer Guides for Yamhill County

These buyer guides are matched by rule rather than by hand - a PFAS record adds a PFAS filter guide, a lead action-level exceedance adds lead filter guides, a high share of pre-1978 homes adds lead paint test kits, EPA Radon Zone 1 add radon kits, and a top flood or wildfire risk adds related equipment.

Overview

Yamhill County in Oregon covers 9 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.

9 of 9 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 10 health-based violations appear in the available health breakdown.

← Back to Oregon 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 Yamhill County?
We map 16 public water systems to 9 ZIP codes in our data for Yamhill County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Yamhill County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Yamhill County is flood. Across all modeled risk factors, the estimated average additional annual cost is $899 per homeowner; actual costs vary by home.
How old are homes in Yamhill County?
The median home build year in Yamhill County is 1986. 40% 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). Yamhill County, Oregon Home Safety Profile. https://zipcheckup.com/county/oregon/yamhill/
BibTeX
@misc{zipcheckup-county-oregon-yamhill,
  author = {{ZipCheckup}},
  title  = {{Yamhill County, Oregon Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/oregon/yamhill/}
}

Page version: October 2026.

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