COUNTY REPORT TN

Henderson County, Tennessee

7 ZIP codes · Avg score 60/100 · Grade C · Updated 2026-06-03

The systems supplying Henderson County's 7 ZIP codes vary in performance — most meet minimum standards, but violations in select areas are on record.

How Henderson County Compares

Henderson County60/100
Tennessee avg69/100
National avg68/100

How Henderson County Compares

C
County Grade
60/100
Avg Safety Score
7
ZIP Codes
9
Water Systems

Henderson County scores 9 points below the Tennessee state average (69/100) and 8 points below the national average (68/100).

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

C
County Grade
60
Avg Safety Score
7
ZIP Codes
Best ZIP: 38371 (83/100)
Lowest ZIP: 38368 (53/100)
$159K
Median Home Value
$1,171
Avg Remediation (74% of home value)

ZIP Code Risk Map

Water Quality Map: Henderson County, Tennessee

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: 16.3 (asthma 11.3%, diabetes 15.6%)

Estimated additional annual cost per homeowner: $701, driven primarily by energy_code_gap

Infrastructure: 0.28% avg pipe failure probability

52% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 11.3% (national: 8.9%)
Diabetes 15.6% (national: 10.5%)
Obesity 39.5% (national: 32.4%)

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

Infrastructure Overview

1985
Median Build Year
52%
Pre-1978 Housing
28%
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: $701

Energy Code Gap $309/yr
Flood $286/yr
Water / Lead $107/yr

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

Housing Age Distribution

11,652 housing units in Henderson County

Pre-1940 3%
1940–1959 13%
1960–1979 25%
1980–1999 37%
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 Henderson County

$159K
Median Home Value
$1,171
Est. Remediation Cost
0.7%
of Home Value
Remediation as % of home value low burden

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

Asthma 11.3% (US avg: 8.9%)
Diabetes 15.6% (US avg: 11%)
Obesity 39.5% (US avg: 32.4%)

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

Water Systems with Most Violations

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

# Water System Population Violations
1 SCOTTS HILL WATER SYSTEM 4,579 9
2 SARDIS WATER SYSTEM 1,134 9
3 LEXINGTON WATER SYSTEMS 26,322 9
4 Jackson Water System 91,111 9
5 Cedar Grove U.d. 1,492 9

9 total water systems serve Henderson County.

All ZIP Codes in Henderson County

7 ZIP codes tracked in Henderson County.

# ZIP Code City Safety Score Grade Violations Home Value
1 38371 Sardis 83 B 0 $118K
2 38351 Lexington 71 B 9 $159K
3 38311 Bath Springs 55 C 0 $178K
4 38332 Enville 53 D 0 $157K
5 38345 Huron 53 D 0 $225K
6 38359 Milledgeville 53 D 0 $87K
7 38368 Reagan 53 D 0 $187K

Recommended Buyer Guides for Henderson County

Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.

Overview

Henderson County in Tennessee covers 7 ZIP codes with an average Home Safety Score of C (60/100).

1 of 7 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.

← Back to Tennessee water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Henderson County?
Henderson 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 Henderson County?
Henderson County is served by 9 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in Henderson County?
The primary environmental risk factor in Henderson County is energy_code_gap. This contributes to an estimated additional annual cost of $701 per homeowner.
How old are homes in Henderson County?
The median home build year in Henderson County is 1985. 52% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Henderson County compare to Tennessee?
Henderson County has an average water safety score of 60/100, which is below the Tennessee state average of 69/100.

Get safety alerts for Henderson, Tennessee

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool — no phone call required.