Leon County, Texas
8 ZIP codes · Avg score 84/100 · Grade B · Updated 2026-06-03
Spanning 8 ZIP codes, Leon County posts strong drinking water compliance — most systems have never triggered a health-based notice.
How Leon County Compares
How Leon County Compares
Leon County scores 2 points above the Texas state average (82/100) and 16 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Leon County, Texas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.7 (asthma 10.3%, diabetes 14.9%)
Estimated additional annual cost per homeowner: $545, driven primarily by wildfire
Infrastructure: 0.304% avg pipe failure probability
45.6% of homes built before 1978 (lead paint era)
Violation History (2024–2025)
→ Stable trendEPA violation counts by year across Leon County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 17 violations. Past 5 years: 20 total (20 health-based).
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: $545
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
9,267 housing units in Leon 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 Leon County
Remediation costs are relatively manageable for most homeowners in Leon 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 Leon 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 Leon County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Concord-robbins Water Supply Corporation | 9,190 | 40 |
| 2 | Flo Community Water Supply Corporation | 5,256 | 39 |
| 3 | City of Buffalo | 1,767 | 30 |
| 4 | City of Jewett | 737 | 30 |
| 5 | South Freestone County Water Supply Corporation | 3,753 | 24 |
19 total water systems serve Leon County.
All ZIP Codes in Leon County
8 ZIP codes tracked in Leon County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 75833 | Centerville | 99 | A | 0 | $164K |
| 2 | 75831 | Buffalo | 94 | A | 15 (1 health) | $99K |
| 3 | 75846 | Jewett | 94 | A | 15 (1 health) | $209K |
| 4 | 75855 | Oakwood | 91 | A | 9 (1 health) | $164K |
| 5 | 77865 | Marquez | 86 | A | 10 (2 health) | $184K |
| 6 | 77850 | Concord | 73 | B | 0 | — |
| 7 | 75850 | Leona | 66 | C | 0 | $208K |
| 8 | 77855 | Flynn | 66 | C | 0 | $315K |
Recommended Buyer Guides for Leon 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 Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best HEPA Air Purifiers for Wildfire Smoke — Wildfire is the top compound risk factor
Deep Dive Reports
Detailed analysis for Leon County, Texas
Overview
Leon County in Texas covers 8 ZIP codes with an average Home Safety Score of B (84/100).
4 of 8 ZIP codes have recorded EPA violations. 5 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.