COUNTY REPORT KY

Christian County, Kentucky

8 ZIP codes · Avg score 62/100 · Grade C · Updated 2026-06-03

Based on current EPA data, Christian County's 8 ZIP codes reflect fair but mixed water safety.

How Christian County Compares

Christian County62/100
Kentucky avg61/100
National avg68/100

How Christian County Compares

C
County Grade
62/100
Avg Safety Score
8
ZIP Codes
7
Water Systems

Christian County scores 1 points above the Kentucky state average (61/100) and 6 points below the national average (68/100).

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

C
County Grade
62
Avg Safety Score
8
ZIP Codes
Best ZIP: 42241 (75/100)
Lowest ZIP: 42254 (53/100)
$147K
Median Home Value
$1,363
Avg Remediation (92% of home value)

ZIP Code Risk Map

Water Quality Map: Christian County, Kentucky

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Estimated additional annual cost per homeowner: $863, driven primarily by flood

Infrastructure: 0.3% avg pipe failure probability

51.9% of homes built before 1978 (lead paint era)

Infrastructure Overview

1975
Median Build Year
51.9%
Pre-1978 Housing
30%
Pipe Failure Probability
0%
ZIPs at High Infra Risk
Low
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: $863

Flood $450/yr
Energy Code Gap $338/yr
Water / Lead $75/yr

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

Housing Age Distribution

28,697 housing units in Christian County

Pre-1940 4%
1940–1959 15%
1960–1979 25%
1980–1999 30%
2000+ 26%

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 Christian County

$147K
Median Home Value
$1,363
Est. Remediation Cost
0.9%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Christian 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 Christian County ranked by EPA violation count.

# Water System Population Violations
1 HOPKINSVILLE WATER ENVIRONMENT AUTHORITY 41,350 2
2 Christian Company Water District 17,248 2
3 Barkley Lake Water District 14,284 0
4 Fort Campbell 22,000 0
5 Oak Grove Utilities Office 8,762 0

7 total water systems serve Christian County.

All ZIP Codes in Christian County

8 ZIP codes tracked in Christian County.

# ZIP Code City Safety Score Grade Violations Home Value
1 42241 Hopkinsville 75 B 1
2 42262 Oak Grove 75 B 0 $147K
3 42223 Fort Campbell 72 B 0 $266K
4 42240 Hopkinsville 60 C 1 $147K
5 42215 Cerulean 53 D 0 $188K
6 42232 Gracey 53 D 0 $167K
7 42236 Herndon 53 D 0 $120K
8 42254 La Fayette 53 D 0 $108K

Recommended Buyer Guides for Christian County

Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.

Overview

Christian County in Kentucky covers 8 ZIP codes with an average Home Safety Score of C (62/100).

2 of 8 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.

← Back to Kentucky water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Christian County?
Christian County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Christian County?
Christian County is served by 7 public water systems that supply drinking water to residents across 8 ZIP codes.
What is the biggest environmental risk in Christian County?
The primary environmental risk factor in Christian County is flood. This contributes to an estimated additional annual cost of $863 per homeowner.
How old are homes in Christian County?
The median home build year in Christian County is 1975. 51.9% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Christian County compare to Kentucky?
Christian County has an average water safety score of 62/100, which is above the Kentucky state average of 61/100.

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