COUNTY REPORT OR

Linn County, Oregon

17 ZIP codes · Avg score 94/100 · Grade A

ZipCheckup grade for Linn County: A.

Checked records flag no major concern; missing data is unknown.

High on the scale: Linn County (17 ZIP codes).

How Linn County Compares

Linn County94/100
Oregon avg85/100
National avg73/100

How Linn County Compares

A
County Grade
94/100
Avg Safety Score
17
ZIP Codes
12
Water Systems

Linn County scores 9 points above the Oregon state average (85/100) and 21 points above the national average (73/100).

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

A
County Grade
94
Avg Safety Score
17
ZIP Codes
Best ZIP: 97333 (100/100)
Lowest ZIP: 97355 (84/100)
$377K
Median Home Value

ZIP Code Risk Map

Water Quality Map: Linn 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: 13.8 (asthma 12.5%, diabetes 12%)

Modeled additional annual cost estimate per homeowner: $1,401, largest modeled factor: Flood

51% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 12.5% (national: 8.9%)
Diabetes 12% (national: 10.5%)
Obesity 40.1% (national: 32.4%)

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

Infrastructure Overview

1974
Median Build Year
51%
Pre-1980 Housing
41/100
Infrastructure Stress Indicator
35%
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: $1,401

Flood $720/yr
Energy Code Gap $492/yr
Sea Level Rise $353/yr

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

Housing Age Distribution

65,565 housing units in Linn County

Pre-1940 9%
1940–1959 14%
1960–1979 28%
1980–1999 24%
2000+ 25%

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

Health Outcomes vs National Average

CDC PLACES data for Linn County residents

Asthma 12.5% (US avg: 8.9%)
Diabetes 12% (US avg: 11%)
Obesity 40.1% (US avg: 32.4%)

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

Water systems mapped to Linn County ZIP codes

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

Show all 8 water systems

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

Systems with the most violations in Linn County

5 water systems with violations in EPA records.

All ZIP Codes in Linn County

17 ZIP codes tracked in Linn County.

# ZIP Code City Safety Score Grade Violations Home Value
1 97333 Corvallis 100 A 1 $482K
2 97321 Albany 97 A 8 $442K
3 97322 Albany 96 A 11 $321K
4 97386 Sweet Home 95 A 15 $302K
5 97355 Lebanon 84 B 38 $333K
6 97327 Brownsville — — $377K
7 97329 Cascadia — — —
8 97335 Crabtree — — $362K
9 97336 Crawfordsville — — —
10 97345 Foster — — 15 $569K
11 97346 Gates — — $379K
12 97348 Halsey — — $322K
13 97358 Lyons — — $452K
14 97374 Scio — — $535K
15 97377 Shedd — — $611K
16 97389 Tangent — — 0 $365K
17 97446 Harrisburg — — $318K

Recommended Buyer Guides for Linn County

The mix of guides changes from county to county.

Overview

Linn County in Oregon covers 17 tracked ZIP records with an average Home Safety Score of A (94/100) across 5 scored records.

6 of 7 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 Oregon Home Safety Profile

Data Sources

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

Frequently Asked Questions

Is water safe in Linn County?
Linn County receives an average Home Safety grade of A from its scored ZIP records (17 ZIP codes tracked); this is a composite index, not a tap-water test.
How many water systems serve Linn County?
We map 12 public water systems to 17 ZIP codes in our data for Linn County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Linn County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Linn County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,401 per homeowner; actual costs vary by home.
How old are homes in Linn County?
The median home build year in Linn County is 1974. 51% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.
How does Linn County compare to Oregon?
Linn County has an average Home Safety Score of 94/100 under model 4.0.0, which is at or above the Oregon state average of 85/100.

How to cite this page

APA ZipCheckup. (2026). Linn County, OR: HSS 94/100; 48 Violations. https://zipcheckup.com/county/oregon/linn/
BibTeX
@misc{zipcheckup-county-oregon-linn,
  author = {{ZipCheckup}},
  title  = {{Linn County, OR: HSS 94/100; 48 Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/oregon/linn/}
}

Page version: October 2026.

Get safety alerts for Linn, Oregon

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.