COUNTY REPORT AR

Clark County, Arkansas

10 ZIP codes · Avg score 97/100 · Grade A · Updated

ZipCheckup grade for Clark County: A.

No federal data flags a major home-safety concern for this ZIP.

Water utilities serving Clark County's 10 ZIP codes have built a consistent compliance record - the county's above-average grade reflects years of data showing low violation rates and no systemic health concerns.

How Clark County Compares

Clark County97/100
Arkansas avg91/100
National avg73/100

How Clark County Compares

A
County Grade
97/100
Avg Safety Score
10
ZIP Codes
11
Water Systems

Clark County scores 6 points above the Arkansas state average (91/100) and 24 points above the national average (73/100).

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:

A
County Grade
97
Avg Safety Score
10
ZIP Codes
Best ZIP: 71921 (98/100)
Lowest ZIP: 71923 (95/100)
$110K
Median Home Value
$1,467
Avg Remediation (134% of home value)

ZIP Code Risk Map

Water Quality Map: Clark County, Arkansas

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: 14.2 (asthma 10.9%, diabetes 12.9%)

Estimated additional annual cost per homeowner: $515, driven primarily by flood

64.5% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 10.9% (national: 8.9%)
Diabetes 12.9% (national: 10.5%)
Obesity 40% (national: 32.4%)

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

Infrastructure Overview

1982
Median Build Year
64.5%
Pre-1978 Housing
39/100
Infrastructure Stress Indicator
25%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $515

Flood $1,000/yr
Water / Lead $225/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

10,864 housing units in Clark County

Pre-1940 6%
1940–1959 9%
1960–1979 25%
1980–1999 36%
2000+ 24%

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 Clark County

$110K
Median Home Value
$1,467
Est. Remediation Cost
1.3%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.9% (US avg: 8.9%)
Diabetes 12.9% (US avg: 11%)
Obesity 40% (US avg: 32.4%)

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

Water systems serving Clark County

8 community water systems serving Clark County.

Show all 8 water systems

11 total water systems serve Clark County.

Systems with the most violations in Clark County

5 water systems with recorded EPA violations.

All ZIP Codes in Clark County

10 ZIP codes tracked in Clark County.

# ZIP Code City Safety Score Grade Violations Home Value
1 71921 Amity 98 A 7 $97K
2 71743 Gurdon 97 A 4 $122K
3 71923 Arkadelphia 95 A 9 $165K
4 71721 Beirne
5 71728 Curtis
6 71772 Whelen Springs $99K
7 71920 Alpine
8 71962 Okolona 4 $110K
9 71998 Arkadelphia
10 71999 Arkadelphia 3

Recommended Buyer Guides for Clark County

Eight risk categories drive the selection - PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback - and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.

Overview

Clark County in Arkansas covers 10 tracked ZIP records with an average Home Safety Score of A (97/100) across 3 scored records.

5 of 5 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.

← Back to Arkansas Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

Is water safe in Clark County?
Clark County receives a grade of A, indicating generally safe tap water across its 10 ZIP codes.
How many water systems serve Clark County?
Clark County is served by 11 public water systems that supply drinking water to residents across 10 ZIP codes.
What is the biggest environmental risk in Clark County?
The primary environmental risk factor in Clark County is flood. This contributes to an estimated additional annual cost of $515 per homeowner.
How old are homes in Clark County?
The median home build year in Clark County is 1982. 64.5% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Clark County compare to Arkansas?
Clark County has an average Home Safety Score of 97/100 under model 4.0.0, which is above the Arkansas state average of 91/100.

How to cite this page

APA ZipCheckup. (2026). Clark County, AR: HSS 97/100; 12 Violations. https://zipcheckup.com/county/arkansas/clark/
BibTeX
@misc{zipcheckup-county-arkansas-clark,
  author = {{ZipCheckup}},
  title  = {{Clark County, AR: HSS 97/100; 12 Violations}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/arkansas/clark/}
}

Page version: August 2026.

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