Hertford County, North Carolina
8 ZIP codes · Avg score 80/100 · Grade B · Updated 2026-06-04
Water utilities serving Hertford County's 8 ZIP codes have built a consistent compliance record — the county's above-average grade reflects years of data showing low violation rates and no systemic health concerns.
How Hertford County Compares
How Hertford County Compares
Hertford County scores 7 points above the North Carolina state average (73/100) and 12 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Hertford County, North Carolina
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 16.1 (asthma 11.9%, diabetes 17.7%)
Estimated additional annual cost per homeowner: $4,426, driven primarily by sea_level
Infrastructure: 0.367% avg pipe failure probability, 13% of ZIPs at high risk
59.3% 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: $4,426
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
11,304 housing units in Hertford 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 Hertford County
Remediation costs are relatively manageable for most homeowners in Hertford 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 Hertford 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 Hertford County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | HERTFORD COUNTY RURAL WATER | 7,970 | 14 |
| 2 | MURFREESBORO, TOWN OF | 3,645 | 8 |
| 3 | Harrellsville, Town of | 843 | 8 |
| 4 | Village of Cofield | 417 | 7 |
| 5 | Northampton--milwaukee | 5,715 | 6 |
15 total water systems serve Hertford County.
All ZIP Codes in Hertford County
8 ZIP codes tracked in Hertford County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 27855 | Murfreesboro | 86 | A | 6 (1 health) | $100K |
| 2 | 27942 | Harrellsville | 86 | A | 2 | $100K |
| 3 | 27910 | Ahoskie | 84 | B | 2 | $113K |
| 4 | 27986 | Winton | 82 | B | 1 | $128K |
| 5 | 27922 | Cofield | 81 | B | 3 | $126K |
| 6 | 27818 | Como | 73 | B | 0 | $86K |
| 7 | 27935 | Eure | 73 | B | 0 | $166K |
| 8 | 27980 | Tyner | 73 | B | 0 | $195K |
Recommended Buyer Guides for Hertford 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 — 59.3% of homes built before 1978
Deep Dive Reports
Detailed analysis for Hertford County, North Carolina
Overview
Hertford County in North Carolina covers 8 ZIP codes with an average Home Safety Score of B (80/100).
5 of 8 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to North Carolina 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.