Terrell County, Texas
2 ZIP codes · Avg score 66/100 · Grade C · Updated 2026-06-03
Water safety in Terrell County is uneven — some of its 2 ZIP codes meet standards cleanly while others carry documented violations.
How Terrell County Compares
How Terrell County Compares
Terrell County scores 16 points below the Texas state average (82/100) and 2 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 12.9 (asthma 8.4%, diabetes 15%)
Estimated additional annual cost per homeowner: $1,040, driven primarily by energy_code_gap
Infrastructure: 0.505% avg pipe failure probability, 100% of ZIPs at high risk
97.5% of homes built before 1978 (lead paint era)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,040
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
647 housing units in Terrell County
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 Terrell County
Remediation costs are relatively manageable for most homeowners in Terrell 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 Terrell County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
All ZIP Codes in Terrell County
2 ZIP codes tracked in Terrell County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 79848 | Sanderson | 79 | B | 18 (1 health) | $138K |
| 2 | 78851 | Dryden | 53 | D | 0 | — |
Recommended Buyer Guides for Terrell 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.
- Best Lead Paint Test Kits — 97.5% of homes built before 1978
Overview
Terrell County in Texas covers 2 ZIP codes with an average Home Safety Score of C (66/100).
1 of 2 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Texas water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.