Marion County, West Virginia
17 ZIP codes · Avg score 69/100 · Grade C · Updated
ZipCheckup grade for Marion County: C.
A mixed picture - some signals here are worth your attention.
Covering 17 ZIP codes, Marion County falls in the average tier for tap water safety - violations appear in a meaningful share of areas, and the data suggests quality depends heavily on which specific part of the county a household sits in.
How Marion County Compares
How Marion County Compares
Marion County scores 2 points below the West Virginia state average (71/100) and 4 points below 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: Marion County, West Virginia
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.6 (asthma 12.2%, diabetes 14.7%)
Estimated additional annual cost per homeowner: $1,594, driven primarily by flood
74.4% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Marion County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 11 violations. Past 5 years: 27 total (27 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: $1,594
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
26,631 housing units in Marion 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 Marion County
Remediation costs are relatively manageable for most homeowners in Marion 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 Marion County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Marion County
8 community water systems serving Marion County.
- B
- C
- C
- C
- C
- C
Show all 8 water systems
- C
- C
15 total water systems serve Marion County.
Systems with the most violations in Marion County
5 water systems with recorded EPA violations.
- C
- C
- C
- C
- C
All ZIP Codes in Marion County
17 ZIP codes tracked in Marion County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 26586 | Montana Mines | 83 | B | 1 | $281K |
| 2 | 26554 | Fairmont | 67 | C | 306 (27 health) | $182K |
| 3 | 26559 | Barrackville | 67 | C | 27 (10 health) | $159K |
| 4 | 26570 | Fairview | 67 | C | 86 (11 health) | $153K |
| 5 | 26572 | Four States | 67 | C | 127 (19 health) | $55K |
| 6 | 26582 | Mannington | 67 | C | 103 (11 health) | $101K |
| 7 | 26591 | Worthington | 67 | C | 127 (19 health) | $112K |
| 8 | 26555 | Fairmont | — | — | — | |
| 9 | 26560 | Baxter | — | — | $94K | |
| 10 | 26563 | Carolina | — | — | 2 | $81K |
| 11 | 26566 | Colfax | — | — | — | |
| 12 | 26571 | Farmington | — | — | 189 (20 health) | $133K |
| 13 | 26574 | Grant Town | — | — | $90K | |
| 14 | 26576 | Idamay | — | — | 2 | $114K |
| 15 | 26578 | Kingmont | — | — | — | |
| 16 | 26585 | Metz | — | — | 6 | $206K |
| 17 | 26587 | Rachel | — | — | 1 | $58K |
Recommended Buyer Guides for Marion County
Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.
- Best Lead Paint Test Kits — 74.4% 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 Marion County, West Virginia
Overview
Marion County in West Virginia covers 17 tracked ZIP records with an average Home Safety Score of C (69/100) across 7 scored records.
12 of 12 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 28 health-based violations appear in the available health breakdown.
← Back to West Virginia 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.