Nacogdoches County, Texas
13 ZIP codes · Avg score 86/100 · Grade A · Updated 2026-06-03
Compared to state averages, Nacogdoches County scores well — its 13 ZIP codes sit above the baseline for tap water quality.
How Nacogdoches County Compares
How Nacogdoches County Compares
Nacogdoches County scores 4 points above the Texas state average (82/100) and 18 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Nacogdoches County, Texas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.1 (asthma 10.9%, diabetes 13.2%)
Estimated additional annual cost per homeowner: $1,117, driven primarily by flood
Infrastructure: 0.339% avg pipe failure probability, 17% of ZIPs at high risk
57% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Nacogdoches County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 23 violations. Past 5 years: 36 total (36 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
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: $1,117
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
29,511 housing units in Nacogdoches 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 Nacogdoches County
Remediation costs are relatively manageable for most homeowners in Nacogdoches 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 Nacogdoches County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Nacogdoches County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Lilly Grove Special Utility District | 2,435 | 97 |
| 2 | Swift Water Supply Corporation | 2,547 | 89 |
| 3 | CITY OF NACOGDOCHES | 50,226 | 89 |
| 4 | Appleby Water Supply Corporation | 5,745 | 89 |
| 5 | Melrose Water Supply Corporation | 4,767 | 80 |
17 total water systems serve Nacogdoches County.
All ZIP Codes in Nacogdoches County
13 ZIP codes tracked in Nacogdoches County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 75788 | Sacul | 98 | A | 5 (1 health) | — |
| 2 | 75944 | Etoile | 95 | A | 0 | $72K |
| 3 | 75962 | Nacogdoches | 94 | A | 16 (1 health) | — |
| 4 | 75943 | Douglass | 93 | A | 7 | $213K |
| 5 | 75946 | Garrison | 92 | A | 9 (3 health) | $147K |
| 6 | 75963 | Nacogdoches | 91 | A | 16 (1 health) | — |
| 7 | 75958 | Martinsville | 87 | A | 4 (1 health) | — |
| 8 | 75964 | Nacogdoches | 86 | A | 16 (1 health) | $115K |
| 9 | 75760 | Cushing | 83 | B | 10 (1 health) | $139K |
| 10 | 75961 | Nacogdoches | 81 | B | 16 (1 health) | $133K |
| 11 | 75965 | Nacogdoches | 81 | B | 16 (1 health) | $225K |
| 12 | 75937 | Chireno | 66 | C | 0 | $79K |
| 13 | 75978 | Woden | 66 | C | 0 | — |
Recommended Buyer Guides for Nacogdoches County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Lead Paint Test Kits — 57% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Nacogdoches County, Texas
Overview
Nacogdoches County in Texas covers 13 ZIP codes with an average Home Safety Score of A (86/100).
10 of 13 ZIP codes have recorded EPA violations. 11 health-based violations 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.