Gilmer County, West Virginia
12 ZIP codes · Avg score 60/100 · Grade C · Updated 2026-06-04
In recent monitoring cycles, Gilmer County's 12 ZIP codes show a split record — several have documented water safety violations.
How Gilmer County Compares
How Gilmer County Compares
Gilmer County scores 4 points below the West Virginia state average (64/100) and 8 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Gilmer 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: 16.7 (asthma 11.9%, diabetes 16.5%)
Estimated additional annual cost per homeowner: $1,274, driven primarily by flood
Infrastructure: 0.516% avg pipe failure probability, 75% of ZIPs at high risk
70.4% of homes built before 1978 (lead paint era)
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: $1,274
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
4,775 housing units in Gilmer 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 Gilmer County
Remediation costs are relatively manageable for most homeowners in Gilmer 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 Gilmer 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 Gilmer County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Gilmer Company Public Service District | 803 | 134 |
| 2 | GILMER COUNTY PSD - FEDERAL PRISON | 1,884 | 102 |
| 3 | Gilmer Company Public Service District - Route 33/119 | 425 | 102 |
| 4 | Gilmer County Public Service District - Normantown Stumptown | 523 | 94 |
| 5 | Gilmer County Public Service District - Route 5 West | 95 | 94 |
10 total water systems serve Gilmer County.
All ZIP Codes in Gilmer County
12 ZIP codes tracked in Gilmer County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 26624 | Gassaway | 73 | B | 1 | $89K |
| 2 | 25267 | Normantown | 64 | C | 32 | — |
| 3 | 26430 | Sand Fork | 64 | C | 62 | $118K |
| 4 | 26321 | Alum Bridge | 63 | C | 0 | — |
| 5 | 26342 | Coxs Mills | 63 | C | 0 | — |
| 6 | 26384 | Linn | 63 | C | 0 | $179K |
| 7 | 26638 | Shock | 63 | C | 0 | $51K |
| 8 | 25268 | Orma | 55 | C | 0 | $107K |
| 9 | 26443 | Troy | 55 | C | 0 | — |
| 10 | 26351 | Glenville | 54 | D | 40 | $87K |
| 11 | 26611 | Cedarville | 53 | D | 0 | $94K |
| 12 | 26615 | Copen | 53 | D | 0 | — |
Recommended Buyer Guides for Gilmer County
Federal and certification sources drive the ordering: EPA monitoring data, NSF certifications, FEMA flood maps, and CDC lead guidance — guides surface only when county data warrants them.
- Best Lead Paint Test Kits — 70.4% of homes built before 1978
- 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 Gilmer County, West Virginia
Overview
Gilmer County in West Virginia covers 12 ZIP codes with an average Home Safety Score of C (60/100).
4 of 12 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to West Virginia 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.