COUNTY REPORT KY

Anderson County, Kentucky

1 ZIP code · Avg score 76/100 · Grade B · Updated 2026-06-03

In current tracking cycles, Anderson County — spanning 1 ZIP code — records above-average water quality outcomes; the county's compliance history over recent years shows few departures from federal standards.

How Anderson County Compares

Anderson County76/100
Kentucky avg61/100
National avg68/100

How Anderson County Compares

B
County Grade
76/100
Avg Safety Score
1
ZIP Codes
5
Water Systems

Anderson County scores 15 points above the Kentucky state average (61/100) and 8 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

B
County Grade
76
Avg Safety Score
1
ZIP Codes
Only ZIP: 40342
$213K
Median Home Value
$2,400
Avg Remediation (113% of home value)

Key Risk Factors

Estimated additional annual cost per homeowner: $1,670, driven primarily by flood

Infrastructure: 0.37% avg pipe failure probability

46% of homes built before 1978 (lead paint era)

Violation History (2021–2024)

→ Stable trend

EPA violation counts by year across Anderson County water systems. Health-based shown in red, total in blue.

2021
1 (1 health)
2024
2 (2 health)

Peak year: 2024 with 2 violations. Past 5 years: 3 total (3 health-based).

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

Infrastructure Overview

1982
Median Build Year
46%
Pre-1978 Housing
37%
Pipe Failure Probability
0%
ZIPs at High Infra Risk
Moderate
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,670

Flood $1,400/yr
Energy Code Gap $270/yr

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

Housing Age Distribution

9,827 housing units in Anderson County

Pre-1940 9%
1940–1959 7%
1960–1979 21%
1980–1999 41%
2000+ 22%

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 Anderson County

$213K
Median Home Value
$2,400
Est. Remediation Cost
1.1%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Anderson 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.

Water Systems with Most Violations

Top 5 systems in Anderson County ranked by EPA violation count.

# Water System Population Violations
1 Lawrenceburg Water & Sewer Department 14,748 2
2 So Anderson Water District 8,417 2
3 North Mercer Water District 9,775 2
4 Farmdale Water District 8,203 2
5 Us 60 Water District 7,892 2

All ZIP Codes in Anderson County

1 ZIP code tracked in Anderson County.

# ZIP Code City Safety Score Grade Violations Home Value
1 40342 Lawrenceburg 76 B 2 (2 health) $213K

Recommended Buyer Guides for Anderson County

Editorial-only picks, screened against the EPA detections on file.

Overview

Anderson County in Kentucky covers 1 ZIP code with an average Home Safety Score of B (76/100).

1 of 1 ZIP code have recorded EPA violations. 2 health-based violations have been documented.

← Back to Kentucky water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Anderson County?
Anderson County receives a grade of B, indicating generally safe tap water across its 1 ZIP codes.
How many water systems serve Anderson County?
Anderson County is served by 5 public water systems that supply drinking water to residents across 1 ZIP codes.
What is the biggest environmental risk in Anderson County?
The primary environmental risk factor in Anderson County is flood. This contributes to an estimated additional annual cost of $1,670 per homeowner.
How old are homes in Anderson County?
The median home build year in Anderson County is 1982. 46% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Anderson County compare to Kentucky?
Anderson County has an average water safety score of 76/100, which is above the Kentucky state average of 61/100.

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