COUNTY REPORT OR

Clackamas County, Oregon

28 ZIP codes · Avg score 87/100 · Grade A

ZipCheckup grade for Clackamas County: A.

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

ZipCheckup rates Clackamas County in the top two of its five grades; 28 ZIP codes are tracked there.

How Clackamas County Compares

Clackamas County87/100
Oregon avg85/100
National avg73/100

How Clackamas County Compares

A
County Grade
87/100
Avg Safety Score
28
ZIP Codes
34
Water Systems

Clackamas County scores 2 points above the Oregon state average (85/100) and 14 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
87
Avg Safety Score
28
ZIP Codes
Best ZIP: 97068 (99/100)
Lowest ZIP: 97222 (74/100)
$575K
Median Home Value
$611
Avg Remediation (0.11% of home value)

ZIP Code Risk Map

Water Quality Map: Clackamas 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: 12.1 (asthma 11.6%, diabetes 10.5%)

Modeled additional annual cost estimate per homeowner: $1,535, largest modeled factor: Flood

48% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 11.6% (national: 8.9%)
Diabetes 10.5% (national: 10.5%)
Obesity 34% (national: 32.4%)

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

Infrastructure Overview

1985
Median Build Year
48%
Pre-1980 Housing
41/100
Infrastructure Stress Indicator
58%
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: $1,535

Flood $1,096/yr
Energy Code Gap $367/yr
Wildfire $171/yr

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

Housing Age Distribution

190,211 housing units in Clackamas County

Pre-1940 9%
1940–1959 11%
1960–1979 28%
1980–1999 29%
2000+ 23%

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 Clackamas County

$575K
Median Home Value
$611
Est. Remediation Cost
0.1%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Clackamas 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 Clackamas County residents

Asthma 11.6% (US avg: 8.9%)
Diabetes 10.5% (US avg: 11%)
Obesity 34% (US avg: 32.4%)

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

Water systems mapped to Clackamas County ZIP codes

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

Show all 8 water systems

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

Systems with the most violations in Clackamas County

5 water systems with violations in EPA records.

All ZIP Codes in Clackamas County

28 ZIP codes tracked in Clackamas County.

# ZIP Code City Safety Score Grade Violations Home Value
1 97068 West Linn 99 A 30 $761K
2 97070 Wilsonville 99 A 3 $601K
3 97034 Lake Oswego 96 A 37 $996K
4 97013 Canby 95 A 16 $509K
5 97035 Lake Oswego 95 A 41 (1 health) $791K
6 97045 Oregon City 95 A 15 $564K
7 97055 Sandy 94 A 16 (2 health) $473K
8 97009 Boring 90 A 27 (2 health) $616K
9 97027 Gladstone 90 A 20 (9 health) $465K
10 97267 Portland 84 B 40 (9 health) $489K
11 97004 Beavercreek 83 B 88 (5 health) $691K
12 97023 Estacada 83 B 78 (5 health) $531K
13 97038 Molalla 83 B 53 (3 health) $452K
14 97089 Damascus 80 B 30 (1 health) $617K
15 97086 Happy Valley 76 B 22 $656K
16 97206 Portland 76 B 22 $481K
17 97015 Clackamas 74 B 22 (8 health) $491K
18 97222 Portland 74 B 27 (1 health) $465K
19 97011 Brightwood — — 18 (1 health) $586K
20 97017 Colton — — 50 (3 health) $591K
21 97022 Eagle Creek — — $588K
22 97028 Government Camp — — 10 (3 health) —
23 97036 Marylhurst — — —
24 97042 Mulino — — 59 (3 health) $657K
25 97049 Rhododendron — — 28 (4 health) $472K
26 97067 Welches — — 68 (1 health) $362K
27 97208 Portland — — 1 —
28 97373 Saint Benedict — — —

Recommended Buyer Guides for Clackamas County

Each guide below is listed with the reason it appears.

Overview

Clackamas County in Oregon covers 28 tracked ZIP records with an average Home Safety Score of A (87/100) across 18 scored records.

25 of 25 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 21 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

Is water safe in Clackamas County?
Clackamas County receives an average Home Safety grade of A from its scored ZIP records (28 ZIP codes tracked); this is a composite index, not a tap-water test.
How many water systems serve Clackamas County?
We map 34 public water systems to 28 ZIP codes in our data for Clackamas County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Clackamas County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Clackamas County is flood. Across all modeled risk factors, the estimated average additional annual cost is $1,535 per homeowner; actual costs vary by home.
How old are homes in Clackamas County?
The median home build year in Clackamas County is 1985. 48% 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 Clackamas County compare to Oregon?
Clackamas County has an average Home Safety Score of 87/100 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). Clackamas County, OR: HSS 87/100; PFAS Found in Water. https://zipcheckup.com/county/oregon/clackamas/
BibTeX
@misc{zipcheckup-county-oregon-clackamas,
  author = {{ZipCheckup}},
  title  = {{Clackamas County, OR: HSS 87/100; PFAS Found in Water}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/oregon/clackamas/}
}

Page version: October 2026.

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