Polk County, Texas
10 ZIP codes · Avg score 75/100 · Grade B · Updated
ZipCheckup grade for Polk County: B.
This ZIP looks solid, with a few items worth a quick check.
Recent water monitoring in Polk County shows 10 ZIP codes with consistently safe results.
How Polk County Compares
How Polk County Compares
Polk County scores 8 points below the Texas state average (83/100) and 2 points above the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Polk County, Texas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.2 (asthma 10.7%, diabetes 15.4%)
Estimated additional annual cost per homeowner: $1,940, driven primarily by flood
55.3% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
↑ Worsening trendEPA violation counts by year across Polk County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 36 violations. Past 5 years: 63 total (63 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
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: $1,940
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
24,962 housing units in Polk 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 Polk County
Remediation costs are relatively manageable for most homeowners in Polk 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 Polk County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Polk County
8 community water systems serving Polk County.
- C
- B
- B
- C
- C
- C
Show all 8 water systems
- B
18 total water systems serve Polk County.
Systems with the most violations in Polk County
5 water systems with recorded EPA violations.
- C
- B
All ZIP Codes in Polk County
10 ZIP codes tracked in Polk County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 77360 | Onalaska | 83 | B | 138 (92 health) | $141K |
| 2 | 77351 | Livingston | 67 | C | 270 (136 health) | $164K |
| 3 | 75934 | Camden | — | — | — | |
| 4 | 75939 | Corrigan | — | — | 159 (70 health) | $121K |
| 5 | 75960 | Moscow | — | — | 66 (59 health) | $118K |
| 6 | 77326 | Ace | — | — | 1 | — |
| 7 | 77332 | Dallardsville | — | — | — | |
| 8 | 77335 | Goodrich | — | — | 34 (1 health) | $140K |
| 9 | 77350 | Leggett | — | — | $84K | |
| 10 | 77399 | Livingston | — | — | — |
Recommended Buyer Guides for Polk County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Water Filters for PFAS — PFAS detected in 1 ZIP code
- Best Lead Paint Test Kits — 55.3% 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 Polk County, Texas
Overview
Polk County in Texas covers 10 tracked ZIP records with an average Home Safety Score of B (75/100) across 2 scored records.
6 of 6 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 148 health-based violations appear in the available health breakdown.
← Back to Texas Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.