COUNTY REPORT AR

Madison County, Arkansas

4 ZIP codes · Avg score 75/100 · Grade B · Updated 2026-06-03

Recent water monitoring in Madison County shows 4 ZIP codes with consistently safe results.

How Madison County Compares

Madison County75/100
Arkansas avg76/100
National avg68/100

How Madison County Compares

B
County Grade
75/100
Avg Safety Score
4
ZIP Codes
8
Water Systems

Madison County scores 1 points below the Arkansas state average (76/100) and 7 points above the national average (68/100).

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

B
County Grade
75
Avg Safety Score
4
ZIP Codes
Best ZIP: 72740 (95/100)
Lowest ZIP: 72776 (66/100)
$175K
Median Home Value
$1,500
Avg Remediation (86% of home value)

Key Risk Factors

Health risk index: 15.9 (asthma 10.4%, diabetes 13.9%)

Estimated additional annual cost per homeowner: $610, driven primarily by wildfire

Infrastructure: 0.302% avg pipe failure probability

50.3% of homes built before 1978 (lead paint era)

Violation History (2021–2024)

↑ Worsening trend

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

2021
2 (2 health)
2022
2 (2 health)
2023
2 (2 health)
2024
9 (9 health)

Peak year: 2024 with 9 violations. Past 5 years: 15 total (15 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.

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

County Health Indicators vs National Average

Asthma 10.4% (national: 8.9%)
Diabetes 13.9% (national: 10.5%)
Obesity 40.8% (national: 32.4%)

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

Infrastructure Overview

1982
Median Build Year
50.3%
Pre-1978 Housing
30%
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: $610

Wildfire $300/yr
Energy Code Gap $135/yr
Flood $100/yr

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

Housing Age Distribution

5,897 housing units in Madison County

Pre-1940 9%
1940–1959 6%
1960–1979 22%
1980–1999 33%
2000+ 30%

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 Madison County

$175K
Median Home Value
$1,500
Est. Remediation Cost
0.9%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.4% (US avg: 8.9%)
Diabetes 13.9% (US avg: 11%)
Obesity 40.8% (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 Madison County ranked by EPA violation count.

# Water System Population Violations
1 MADISON CO WATER FACILITIES BD 11,435 0
2 Fayetteville Waterworks 116,398 0
3 Springdale Water Utilities 98,948 0
4 MOUNT OLIVE WATER ASSOCIATION 6,308 0
5 Benton County Water Authority5 1,813 0

8 total water systems serve Madison County.

All ZIP Codes in Madison County

4 ZIP codes tracked in Madison County.

# ZIP Code City Safety Score Grade Violations Home Value
1 72740 Huntsville 95 A 0 $166K
2 72760 Saint Paul 73 B 0 $175K
3 72738 Hindsville 66 C 0 $232K
4 72776 Witter 66 C 0

Recommended Buyer Guides for Madison 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

Madison County in Arkansas covers 4 ZIP codes with an average Home Safety Score of B (75/100).

No EPA violations recorded across any tracked ZIP codes in Madison County.

← Back to Arkansas water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Madison County?
Madison County receives a grade of B, indicating generally safe tap water across its 4 ZIP codes.
How many water systems serve Madison County?
Madison County is served by 8 public water systems that supply drinking water to residents across 4 ZIP codes.
What is the biggest environmental risk in Madison County?
The primary environmental risk factor in Madison County is wildfire. This contributes to an estimated additional annual cost of $610 per homeowner.
How old are homes in Madison County?
The median home build year in Madison County is 1982. 50.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Madison County compare to Arkansas?
Madison County has an average water safety score of 75/100, which is below the Arkansas state average of 76/100.

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