COUNTY REPORT WA

Chelan County, Washington

14 ZIP codes · Avg score 98/100 · Grade A · Updated

ZipCheckup grade for Chelan County: A.

No federal data flags a major home-safety concern for this ZIP.

Spanning 14 ZIP codes, Chelan County posts strong drinking water compliance - most systems have never triggered a health-based notice.

How Chelan County Compares

Chelan County98/100
Washington avg86/100
National avg73/100

How Chelan County Compares

A
County Grade
98/100
Avg Safety Score
14
ZIP Codes
9
Water Systems

Chelan County scores 12 points above the Washington state average (86/100) and 25 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 Last verified:

A
County Grade
98
Avg Safety Score
14
ZIP Codes
Best ZIP: 98836 (100/100)
Lowest ZIP: 98816 (96/100)
$440K
Median Home Value
$1,336
Avg Remediation (30% of home value)

ZIP Code Risk Map

Water Quality Map: Chelan County, Washington

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: 11.9 (asthma 10.6%, diabetes 10.7%)

Estimated additional annual cost per homeowner: $2,615, driven primarily by wildfire

53.8% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.6% (national: 8.9%)
Diabetes 10.7% (national: 10.5%)
Obesity 29.1% (national: 32.4%)

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

Infrastructure Overview

1976
Median Build Year
53.8%
Pre-1978 Housing
35/100
Infrastructure Stress Indicator
29%
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: $2,615

Wildfire $1,200/yr
Flood $564/yr
Energy Code Gap $443/yr

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

Housing Age Distribution

37,645 housing units in Chelan County

Pre-1940 13%
1940–1959 16%
1960–1979 20%
1980–1999 26%
2000+ 25%

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 Chelan County

$440K
Median Home Value
$1,336
Est. Remediation Cost
0.3%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.6% (US avg: 8.9%)
Diabetes 10.7% (US avg: 11%)
Obesity 29.1% (US avg: 32.4%)

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

Water systems serving Chelan County

8 community water systems serving Chelan County.

Show all 8 water systems

9 total water systems serve Chelan County.

Systems with the most violations in Chelan County

5 water systems with recorded EPA violations.

All ZIP Codes in Chelan County

14 ZIP codes tracked in Chelan County.

# ZIP Code City Safety Score Grade Violations Home Value
1 98836 Monitor 100 A 1 $408K
2 98801 Wenatchee 99 A 2 $430K
3 98826 Leavenworth 98 A 6 $640K
4 98831 Manson 97 A 9 $652K
5 98816 Chelan 96 A 17 $451K
6 98807 Wenatchee
7 98811 Ardenvoir
8 98815 Cashmere 6 $493K
9 98817 Chelan Falls
10 98821 Dryden
11 98822 Entiat $348K
12 98828 Malaga 2 $382K
13 98847 Peshastin 5 $391K
14 98852 Stehekin $608K

Recommended Buyer Guides for Chelan County

Strictly editorial - no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.

Overview

Chelan County in Washington covers 14 tracked ZIP records with an average Home Safety Score of A (98/100) across 5 scored records.

8 of 8 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 Washington 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 Chelan County?
Chelan County receives a grade of A, indicating generally safe tap water across its 14 ZIP codes.
How many water systems serve Chelan County?
Chelan County is served by 9 public water systems that supply drinking water to residents across 14 ZIP codes.
What is the biggest environmental risk in Chelan County?
The primary environmental risk factor in Chelan County is wildfire. This contributes to an estimated additional annual cost of $2,615 per homeowner.
How old are homes in Chelan County?
The median home build year in Chelan County is 1976. 53.8% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Chelan County compare to Washington?
Chelan County has an average Home Safety Score of 98/100 under model 4.0.0, which is above the Washington state average of 86/100.

How to cite this page

APA ZipCheckup. (2026). Chelan County, WA: HSS 98/100; 24 Violations. https://zipcheckup.com/county/washington/chelan/
BibTeX
@misc{zipcheckup-county-washington-chelan,
  author = {{ZipCheckup}},
  title  = {{Chelan County, WA: HSS 98/100; 24 Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/washington/chelan/}
}

Page version: August 2026.

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