COUNTY REPORT TX

Duval County, Texas

4 ZIP codes · Home Safety Score unavailable · 0 of 4 tracked ZIP records scored · Updated

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

Unavailable
0 of 4 tracked ZIP records scored
4
ZIP Codes
$115K
Median Home Value
$1,800
Avg Remediation (156% of home value)

Key Risk Factors

Health risk index: 14.3 (asthma 8.9%, diabetes 18.8%)

Estimated additional annual cost per homeowner: $4,183, driven primarily by sea_level

62.5% of homes built before 1978 (lead paint era)

Violation History (2022–2025)

↑ Worsening trend

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

2022
1 (1 health)
2023
4 (4 health)
2024
7 (7 health)
2025
3 (3 health)

Peak year: 2024 with 7 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 8.9% (national: 8.9%)
Diabetes 18.8% (national: 10.5%)
Obesity 41.2% (national: 32.4%)

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

Infrastructure Overview

1974
Median Build Year
62.5%
Pre-1978 Housing
46/100
Infrastructure Stress Indicator
75%
ZIPs with High Infrastructure Stress
Low
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: $4,183

Sea Level Rise $3,000/yr
Flood $333/yr
Wildfire $300/yr

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

Housing Age Distribution

2,468 housing units in Duval County

Pre-1940 6%
1940–1959 19%
1960–1979 28%
1980–1999 34%
2000+ 14%

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 Duval County

$115K
Median Home Value
$1,800
Est. Remediation Cost
1.6%
of Home Value
Remediation as % of home value low burden

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

Asthma 8.9% (US avg: 8.9%)
Diabetes 18.8% (US avg: 11%)
Obesity 41.2% (US avg: 32.4%)

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

Water systems serving Duval County

2 community water systems serving Duval County.

Systems with the most violations in Duval County

2 water systems with recorded EPA violations.

All ZIP Codes in Duval County

4 ZIP codes tracked in Duval County.

# ZIP Code City Safety Score Grade Violations Home Value
1 78341 Benavides $87K
2 78349 Concepcion $148K
3 78357 Freer 28 (18 health) $115K
4 78376 Realitos

Recommended Buyer Guides for Duval 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

Duval County in Texas covers 4 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

1 of 1 ZIP code with a reported violation count in the available EPA record have recorded EPA violations. 18 health-based violations appear in the available health breakdown.

← Back to Texas Home Safety Profile

Data Sources

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

Frequently Asked Questions

How many water systems serve Duval County?
Duval County is served by 2 public water systems that supply drinking water to residents across 4 ZIP codes.
What is the biggest environmental risk in Duval County?
The primary environmental risk factor in Duval County is sea_level. This contributes to an estimated additional annual cost of $4,183 per homeowner.
How old are homes in Duval County?
The median home build year in Duval County is 1974. 62.5% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Duval County, Texas Home Safety Profile. https://zipcheckup.com/county/texas/duval/
BibTeX
@misc{zipcheckup-county-texas-duval,
  author = {{ZipCheckup}},
  title  = {{Duval County, Texas Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/texas/duval/}
}

Page version: August 2026.

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