COUNTY REPORT TX

Wise County, Texas

11 ZIP codes · Avg score 80/100 · Grade B · Updated 2026-06-03

Recent water monitoring in Wise County shows 11 ZIP codes with consistently safe results.

How Wise County Compares

Wise County80/100
Texas avg82/100
National avg68/100

How Wise County Compares

B
County Grade
80/100
Avg Safety Score
11
ZIP Codes
23
Water Systems

Wise County scores 2 points below the Texas state average (82/100) and 12 points above the national average (68/100).

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

B
County Grade
80
Avg Safety Score
11
ZIP Codes
Best ZIP: 76267 (94/100)
Lowest ZIP: 76431 (57/100)
$282K
Median Home Value
$1,700
Avg Remediation (60% of home value)

ZIP Code Risk Map

Water Quality Map: Wise 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: 13 (asthma 10.1%, diabetes 12%)

Estimated additional annual cost per homeowner: $865, driven primarily by flood

Infrastructure: 0.32% avg pipe failure probability, 20% of ZIPs at high risk

41.5% of homes built before 1978 (lead paint era)

Violation History (2021–2025)

→ Stable trend

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

2021
3 (3 health)
2024
9 (9 health)
2025
21 (21 health)

Peak year: 2025 with 21 violations. Past 5 years: 33 total (33 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 12% (national: 10.5%)
Obesity 34.2% (national: 32.4%)

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

Infrastructure Overview

1993
Median Build Year
41.5%
Pre-1978 Housing
32%
Pipe Failure Probability
20%
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: $865

Flood $309/yr
Wildfire $300/yr
Energy Code Gap $155/yr

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

Housing Age Distribution

26,523 housing units in Wise County

Pre-1940 3%
1940–1959 8%
1960–1979 16%
1980–1999 35%
2000+ 38%

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 Wise County

$282K
Median Home Value
$1,700
Est. Remediation Cost
0.6%
of Home Value
Remediation as % of home value low burden

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

Asthma 10.1% (US avg: 8.9%)
Diabetes 12% (US avg: 11%)
Obesity 34.2% (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 Wise County ranked by EPA violation count.

# Water System Population Violations
1 West Wise Special Utility District 3,909 121
2 City of Chico 1,596 111
3 Grand Harbor Water Supply Corporation 360 108
4 City of Newark 1,232 63
5 City of Fort Worth 955,900 63

23 total water systems serve Wise County.

All ZIP Codes in Wise County

11 ZIP codes tracked in Wise County.

# ZIP Code City Safety Score Grade Violations Home Value
1 76267 Slidell 94 A 21 (1 health)
2 76023 Boyd 91 A 7 $282K
3 76078 Rhome 88 A 0 $279K
4 76234 Decatur 88 A 17 (2 health) $304K
5 76073 Paradise 86 A 2 $317K
6 76225 Alvord 85 A 3 $282K
7 76426 Bridgeport 82 B 11 (2 health) $258K
8 76071 Newark 76 B 63 $287K
9 76246 Greenwood 66 C 0
10 76270 Sunset 66 C 0 $243K
11 76431 Chico 57 C 108 (20 health) $187K

Recommended Buyer Guides for Wise County

Strictly editorial — no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.

Overview

Wise County in Texas covers 11 ZIP codes with an average Home Safety Score of B (80/100).

8 of 11 ZIP codes have recorded EPA violations. 25 health-based violations have been documented.

← Back to Texas water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Wise County?
Wise County receives a grade of B, indicating generally safe tap water across its 11 ZIP codes.
How many water systems serve Wise County?
Wise County is served by 23 public water systems that supply drinking water to residents across 11 ZIP codes.
What is the biggest environmental risk in Wise County?
The primary environmental risk factor in Wise County is flood. This contributes to an estimated additional annual cost of $865 per homeowner.
How old are homes in Wise County?
The median home build year in Wise County is 1993. 41.5% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Wise County compare to Texas?
Wise County has an average water safety score of 80/100, which is below the Texas state average of 82/100.

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