COUNTY REPORT MS

Clarke County, Mississippi

3 ZIP codes · Avg score 83/100 · Grade B · Updated 2026-06-03

Water systems in Clarke County serve 3 ZIP codes with few reported safety events.

How Clarke County Compares

Clarke County83/100
Mississippi avg81/100
National avg68/100

How Clarke County Compares

B
County Grade
83/100
Avg Safety Score
3
ZIP Codes
13
Water Systems

Clarke County scores 2 points above the Mississippi state average (81/100) and 15 points above the national average (68/100).

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

B
County Grade
83
Avg Safety Score
3
ZIP Codes
Best ZIP: 39363 (88/100)
Lowest ZIP: 39355 (80/100)
$87K
Median Home Value
$1,400
Avg Remediation (162% of home value)

Key Risk Factors

Health risk index: 16.6 (asthma 10.1%, diabetes 17.8%)

Estimated additional annual cost per homeowner: $2,117, driven primarily by sea_level

Infrastructure: 0.4% avg pipe failure probability, 33% of ZIPs at high risk

64.3% of homes built before 1978 (lead paint era)

Violation History (2022–2024)

→ Stable trend

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

2022
2 (2 health)
2023
2 (2 health)
2024
1 (1 health)

Peak year: 2022 with 2 violations. Past 5 years: 5 total (5 health-based).

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

County Health Indicators vs National Average

Asthma 10.1% (national: 8.9%)
Diabetes 17.8% (national: 10.5%)
Obesity 38.6% (national: 32.4%)

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

Infrastructure Overview

1983
Median Build Year
64.3%
Pre-1978 Housing
40%
Pipe Failure Probability
33%
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: $2,117

Sea Level Rise $1,000/yr
Flood $867/yr
Energy Code Gap $150/yr

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

Housing Age Distribution

5,878 housing units in Clarke County

Pre-1940 5%
1940–1959 9%
1960–1979 35%
1980–1999 32%
2000+ 18%

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 Clarke County

$87K
Median Home Value
$1,400
Est. Remediation Cost
1.6%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.1% (US avg: 8.9%)
Diabetes 17.8% (US avg: 11%)
Obesity 38.6% (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 Clarke County ranked by EPA violation count.

# Water System Population Violations
1 Harmony Water Association #4 2,260 12
2 City of Quitman 1,964 12
3 Hiwannee Water Association #1 3,749 12
4 Long Creek Water Assn #1 2,814 12
5 Town of Stonewall 879 7

13 total water systems serve Clarke County.

All ZIP Codes in Clarke County

3 ZIP codes tracked in Clarke County.

# ZIP Code City Safety Score Grade Violations Home Value
1 39363 Stonewall 88 A 2 $87K
2 39360 Shubuta 82 B 7 $54K
3 39355 Quitman 80 B 5 $125K

Recommended Buyer Guides for Clarke County

While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.

Overview

Clarke County in Mississippi covers 3 ZIP codes with an average Home Safety Score of B (83/100).

3 of 3 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.

← Back to Mississippi water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Clarke County?
Clarke County receives a grade of B, indicating generally safe tap water across its 3 ZIP codes.
How many water systems serve Clarke County?
Clarke County is served by 13 public water systems that supply drinking water to residents across 3 ZIP codes.
What is the biggest environmental risk in Clarke County?
The primary environmental risk factor in Clarke County is sea_level. This contributes to an estimated additional annual cost of $2,117 per homeowner.
How old are homes in Clarke County?
The median home build year in Clarke County is 1983. 64.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Clarke County compare to Mississippi?
Clarke County has an average water safety score of 83/100, which is above the Mississippi state average of 81/100.

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