COUNTY REPORT TX

Willacy County, Texas

6 ZIP codes · Home Safety Score unavailable · 0 of 6 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 6 tracked ZIP records scored
6
ZIP Codes
$55K
Median Home Value
$1,920
Avg Remediation (348% of home value)

ZIP Code Risk Map

Water Quality Map: Willacy County, Texas

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: 14.3 (asthma 8.9%, diabetes 18.8%)

Estimated additional annual cost per homeowner: $3,533, driven primarily by flood

53.7% of homes built before 1978 (lead paint era)

Violation History (2022–2025)

→ Stable trend

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

2022
5 (5 health)
2024
4 (4 health)
2025
12 (12 health)

Peak year: 2025 with 12 violations. Past 5 years: 21 total (21 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 8.9% (national: 8.9%)
Diabetes 18.8% (national: 10.5%)
Obesity 43.2% (national: 32.4%)

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

Infrastructure Overview

1990
Median Build Year
53.7%
Pre-1978 Housing
39/100
Infrastructure Stress Indicator
50%
ZIPs with High Infrastructure Stress
Moderate
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: $3,533

Flood $1,520/yr
Sea Level Rise $1,500/yr
Wildfire $300/yr

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

Housing Age Distribution

6,965 housing units in Willacy County

Pre-1940 4%
1940–1959 16%
1960–1979 30%
1980–1999 27%
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 Willacy County

$55K
Median Home Value
$1,920
Est. Remediation Cost
3.5%
of Home Value
Remediation as % of home value moderate burden

Water safety remediation is a moderate expense relative to home values. Most homeowners can address issues through staged improvements over time.

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 Willacy County residents

Asthma 8.9% (US avg: 8.9%)
Diabetes 18.8% (US avg: 11%)
Obesity 43.2% (US avg: 32.4%)

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

Water systems serving Willacy County

6 community water systems serving Willacy County.

Systems with the most violations in Willacy County

5 water systems with recorded EPA violations.

All ZIP Codes in Willacy County

6 ZIP codes tracked in Willacy County.

# ZIP Code City Safety Score Grade Violations Home Value
1 78561 Lasara $55K
2 78569 Lyford 76 (11 health) $103K
3 78580 Raymondville 36 (2 health) $56K
4 78590 San Perlita $55K
5 78594 Sebastian 14 (3 health) $38K
6 78598 Port Mansfield

Recommended Buyer Guides for Willacy County

Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.

Overview

Willacy County in Texas covers 6 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.

3 of 3 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 11 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 Willacy County?
Willacy County is served by 6 public water systems that supply drinking water to residents across 6 ZIP codes.
What is the biggest environmental risk in Willacy County?
The primary environmental risk factor in Willacy County is flood. This contributes to an estimated additional annual cost of $3,533 per homeowner.
How old are homes in Willacy County?
The median home build year in Willacy County is 1990. 53.7% 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). Willacy County, Texas Home Safety Profile. https://zipcheckup.com/county/texas/willacy/
BibTeX
@misc{zipcheckup-county-texas-willacy,
  author = {{ZipCheckup}},
  title  = {{Willacy County, Texas Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/texas/willacy/}
}

Page version: August 2026.

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