COUNTY REPORT OR

Benton County, Oregon

7 ZIP codes · Home Safety Score unavailable · 0 of 7 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 7 tracked ZIP records scored
7
ZIP Codes
$372K
Median Home Value
$986
Avg Remediation (26% of home value)

ZIP Code Risk Map

Water Quality Map: Benton 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: 10.6 (asthma 11.6%, diabetes 9.3%)

Estimated additional annual cost per homeowner: $1,333, driven primarily by energy_code_gap

63.2% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.6% (national: 8.9%)
Diabetes 9.3% (national: 10.5%)
Obesity 25.9% (national: 32.4%)

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

Infrastructure Overview

1974
Median Build Year
63.2%
Pre-1978 Housing
41/100
Infrastructure Stress Indicator
86%
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: $1,333

Energy Code Gap $486/yr
Flood $440/yr
Sea Level Rise $400/yr

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

Housing Age Distribution

26,159 housing units in Benton County

Pre-1940 8%
1940–1959 13%
1960–1979 38%
1980–1999 24%
2000+ 17%

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 Benton County

$372K
Median Home Value
$986
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.6% (US avg: 8.9%)
Diabetes 9.3% (US avg: 11%)
Obesity 25.9% (US avg: 32.4%)

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

Water systems serving Benton County

6 community water systems serving Benton County.

Systems with the most violations in Benton County

4 water systems with recorded EPA violations.

All ZIP Codes in Benton County

7 ZIP codes tracked in Benton County.

# ZIP Code City Safety Score Grade Violations Home Value
1 97324 Alsea 73 $325K
2 97326 Blodgett $334K
3 97330 Corvallis 7 (1 health) $496K
4 97331 Corvallis 0
5 97339 Corvallis
6 97370 Philomath 1 $425K
7 97456 Monroe $372K

Recommended Buyer Guides for Benton County

Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.

Overview

Benton County in Oregon covers 7 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 4 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation 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 Benton County?
Benton County is served by 6 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in Benton County?
The primary environmental risk factor in Benton County is energy_code_gap. This contributes to an estimated additional annual cost of $1,333 per homeowner.
How old are homes in Benton County?
The median home build year in Benton County is 1974. 63.2% 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). Benton County, Oregon Home Safety Profile. https://zipcheckup.com/county/oregon/benton/
BibTeX
@misc{zipcheckup-county-oregon-benton,
  author = {{ZipCheckup}},
  title  = {{Benton County, Oregon Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/oregon/benton/}
}

Page version: August 2026.

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