Belmont County, Ohio
24 ZIP codes · Avg score 53/100 · Grade D · Updated 2026-06-03
Water safety in Belmont County ranks low — 24 ZIP codes, persistent health-based violations on record.
How Belmont County Compares
How Belmont County Compares
Belmont County scores 7 points below the Ohio state average (60/100) and 15 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Belmont County, Ohio
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 11.1%, diabetes 14.5%)
Estimated additional annual cost per homeowner: $1,576, driven primarily by flood
Infrastructure: 0.435% avg pipe failure probability, 70% of ZIPs at high risk
79.4% 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: $1,576
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
30,895 housing units in Belmont 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 Belmont County
Remediation costs are relatively manageable for most homeowners in Belmont 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 Belmont 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 Belmont County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Holloway Public Water System | 360 | 16 |
| 2 | Morristown Public Water System | 315 | 15 |
| 3 | Yorkville Village Public Water System | 1,019 | 12 |
| 4 | Tiltonsville Public Water System | 1,372 | 12 |
| 5 | Rayland Village Public Water System | 417 | 12 |
17 total water systems serve Belmont County.
All ZIP Codes in Belmont County
24 ZIP codes tracked in Belmont County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 43718 | Belmont | 67 | C | 3 | $226K |
| 2 | 43971 | Yorkville | 64 | C | 12 (1 health) | $116K |
| 3 | 43935 | Martins Ferry | 63 | C | 1 | $101K |
| 4 | 43977 | Flushing | 63 | C | 6 | $130K |
| 5 | 43713 | Barnesville | 61 | C | 3 (1 health) | $171K |
| 6 | 43719 | Bethesda | 61 | C | 6 (1 health) | $184K |
| 7 | 43985 | Holloway | 61 | C | 10 (1 health) | — |
| 8 | 43942 | Powhatan Point | 58 | C | 1 | $117K |
| 9 | 43906 | Bellaire | 56 | C | 2 | $106K |
| 10 | 43912 | Bridgeport | 54 | D | 3 | $116K |
| 11 | 43902 | Alledonia | 53 | D | 0 | — |
| 12 | 43951 | Lafferty | 53 | D | 0 | — |
| 13 | 43967 | Warnock | 53 | D | 0 | $129K |
| 14 | 43972 | Bannock | 53 | D | 0 | $95K |
| 15 | 43759 | Morristown | 51 | D | 3 | $88K |
| 16 | 43905 | Barton | 45 | D | 0 | — |
| 17 | 43928 | Glencoe | 45 | D | 0 | — |
| 18 | 43933 | Jacobsburg | 45 | D | 0 | $164K |
| 19 | 43934 | Lansing | 45 | D | 0 | $107K |
| 20 | 43947 | Shadyside | 45 | D | 0 | $136K |
| 21 | 43950 | Saint Clairsville | 45 | D | 0 | $213K |
| 22 | 43909 | Blaine | 40 | D | 0 | — |
| 23 | 43916 | Colerain | 40 | D | 0 | — |
| 24 | 43940 | Neffs | 40 | D | 0 | — |
Recommended Buyer Guides for Belmont County
Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.
- Best Lead Paint Test Kits — 79.4% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- 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 Belmont County, Ohio
Overview
Belmont County in Ohio covers 24 ZIP codes with an average Home Safety Score of D (53/100).
11 of 24 ZIP codes have recorded EPA violations. 4 health-based violations have been documented.
← Back to Ohio 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.
What You Can Do
Belmont County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
79.4% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.