COUNTY REPORT OH

Lake County, Ohio

12 ZIP codes · Avg score 83/100 · Grade B · Updated

ZipCheckup grade for Lake County: B.

This ZIP looks solid, with a few items worth a quick check.

Lake County earns a high water safety grade - 12 ZIP codes tracked, virtually all compliant.

How Lake County Compares

Lake County83/100
Ohio avg60/100
National avg73/100

How Lake County Compares

B
County Grade
83/100
Avg Safety Score
12
ZIP Codes
6
Water Systems

Lake County scores 23 points above the Ohio state average (60/100) and 10 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:

B
County Grade
83
Avg Safety Score
12
ZIP Codes
Best ZIP: 44045 (83/100)
Lowest ZIP: 44077 (82/100)
$194K
Median Home Value
$1,300
Avg Remediation (67% of home value)

ZIP Code Risk Map

Water Quality Map: Lake County, Ohio

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: 13.9 (asthma 10.7%, diabetes 12.9%)

Estimated additional annual cost per homeowner: $1,913, driven primarily by flood

72.4% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.7% (national: 8.9%)
Diabetes 12.9% (national: 10.5%)
Obesity 36.9% (national: 32.4%)

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

Infrastructure Overview

1971
Median Build Year
72.4%
Pre-1978 Housing
46/100
Infrastructure Stress Indicator
67%
ZIPs with High Infrastructure Stress
High
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: $1,913

Flood $1,525/yr
Energy Code Gap $540/yr
Water / Lead $244/yr

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

Housing Age Distribution

105,235 housing units in Lake County

Pre-1940 9%
1940–1959 23%
1960–1979 32%
1980–1999 22%
2000+ 13%

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 Lake County

$194K
Median Home Value
$1,300
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.7% (US avg: 8.9%)
Diabetes 12.9% (US avg: 11%)
Obesity 36.9% (US avg: 32.4%)

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

Water systems serving Lake County

6 community water systems serving Lake County.

Systems with the most violations in Lake County

4 water systems with recorded EPA violations.

All ZIP Codes in Lake County

12 ZIP codes tracked in Lake County.

# ZIP Code City Safety Score Grade Violations Home Value
1 44045 Grand River 83 B 0 $149K
2 44060 Mentor 83 B 1 $227K
3 44081 Perry 83 B 0 $239K
4 44092 Wickliffe 83 B 1 $167K
5 44094 Willoughby 83 B 2 $248K
6 44095 Eastlake 83 B 1 $163K
7 44057 Madison 82 B 1 $170K
8 44077 Painesville 82 B 4 (1 health) $217K
9 44061 Mentor
10 44088 Unionville
11 44096 Willoughby
12 44097 Eastlake

Recommended Buyer Guides for Lake County

Federal and certification sources drive the ordering: EPA monitoring data, NSF certifications, FEMA flood maps, and CDC lead guidance - guides surface only when county data warrants them.

Overview

Lake County in Ohio covers 12 tracked ZIP records with an average Home Safety Score of B (83/100) across 8 scored records.

6 of 8 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 Ohio 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 Lake County?
Lake County receives a grade of B, indicating generally safe tap water across its 12 ZIP codes.
How many water systems serve Lake County?
Lake County is served by 6 public water systems that supply drinking water to residents across 12 ZIP codes.
What is the biggest environmental risk in Lake County?
The primary environmental risk factor in Lake County is flood. This contributes to an estimated additional annual cost of $1,913 per homeowner.
How old are homes in Lake County?
The median home build year in Lake County is 1971. 72.4% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Lake County compare to Ohio?
Lake County has an average Home Safety Score of 83/100 under model 4.0.0, which is above the Ohio state average of 60/100.

How to cite this page

APA ZipCheckup. (2026). Lake County, OH: HSS 83/100; 1 Health Violation. https://zipcheckup.com/county/ohio/lake/
BibTeX
@misc{zipcheckup-county-ohio-lake,
  author = {{ZipCheckup}},
  title  = {{Lake County, OH: HSS 83/100; 1 Health Violation}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/ohio/lake/}
}

Page version: August 2026.

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