Harrison County, Texas
12 ZIP codes · Avg score 83/100 · Grade B · Updated
ZipCheckup grade for Harrison County: B.
This ZIP looks solid, with a few items worth a quick check.
Harrison County - 12 ZIP codes, above-average safety grade.
How Harrison County Compares
How Harrison County Compares
Harrison County scores 0 points above the Texas state average (83/100) and 10 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: Harrison 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 (asthma 10.7%, diabetes 13.8%)
Estimated additional annual cost per homeowner: $1,239, driven primarily by flood
56.6% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Harrison County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 27 violations. Past 5 years: 85 total (85 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: $1,239
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
23,594 housing units in Harrison 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 Harrison County
Remediation costs are relatively manageable for most homeowners in Harrison 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 Harrison County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Harrison County
8 community water systems serving Harrison County.
- B
- B
- B
- B
- B
Show all 8 water systems
- B
- B
21 total water systems serve Harrison County.
Systems with the most violations in Harrison County
5 water systems with recorded EPA violations.
- B
- B
- B
- B
All ZIP Codes in Harrison County
12 ZIP codes tracked in Harrison County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 75650 | Hallsville | 83 | B | 53 (10 health) | $192K |
| 2 | 75651 | Harleton | 83 | B | 109 (31 health) | $189K |
| 3 | 75661 | Karnack | 83 | B | 46 (10 health) | $110K |
| 4 | 75670 | Marshall | 83 | B | 113 (32 health) | $100K |
| 5 | 75672 | Marshall | 83 | B | 143 (31 health) | $167K |
| 6 | 75692 | Waskom | 83 | B | 74 (4 health) | $143K |
| 7 | 75642 | Elysian Fields | — | — | — | |
| 8 | 75659 | Jonesville | — | — | 4 | — |
| 9 | 75671 | Marshall | — | — | — | |
| 10 | 75688 | Scottsville | — | — | — | |
| 11 | 75694 | Woodlawn | — | — | — | |
| 12 | 78661 | Prairie Lea | — | — | 22 (17 health) | $190K |
Recommended Buyer Guides for Harrison 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 Lead Paint Test Kits — 56.6% 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 Harrison County, Texas
Overview
Harrison County in Texas covers 12 tracked ZIP records with an average Home Safety Score of B (83/100) across 6 scored records.
8 of 8 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 52 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.