Cumberland County, New Jersey
20 ZIP codes · Avg score 63/100 · Grade C · Updated 2026-06-03
Cumberland County shows moderate water quality across its 20 ZIP codes — some areas carry violations worth monitoring.
How Cumberland County Compares
How Cumberland County Compares
Cumberland County scores 5 points above the New Jersey state average (58/100) and 5 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Cumberland County, New Jersey
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.8 (asthma 9.6%, diabetes 13.3%)
Estimated additional annual cost per homeowner: $5,287, driven primarily by sea_level
Infrastructure: 0.478% avg pipe failure probability, 84% of ZIPs at high risk
79.8% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↓ Improving trendEPA violation counts by year across Cumberland County water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 20 violations. Past 5 years: 37 total (37 health-based). Health-based violations are declining versus the prior 2-year window.
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
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $5,287
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
60,267 housing units in Cumberland 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 Cumberland County
Remediation costs are relatively manageable for most homeowners in Cumberland 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 Cumberland 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 Cumberland County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | VINELAND WATER & SEWER UTILITY | 36,250 | 81 |
| 2 | United Mobile Homes of Vineland | 1,600 | 72 |
| 3 | Alpine Village | 70 | 72 |
| 4 | Bridgeton City Water Department | 22,770 | 41 |
| 5 | Evergreen Estates | 450 | 41 |
14 total water systems serve Cumberland County.
All ZIP Codes in Cumberland County
20 ZIP codes tracked in Cumberland County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 8327 | Leesburg | 83 | B | 0 | $166K |
| 2 | 8320 | Fairton | 79 | B | 8 | — |
| 3 | 8311 | Cedarville | 75 | B | 6 | $195K |
| 4 | 8321 | Fortescue | 73 | B | 1 | $213K |
| 5 | 8362 | Vineland | 73 | B | 24 (5 health) | — |
| 6 | 8332 | Millville | 72 | B | 9 (1 health) | $196K |
| 7 | 8361 | Vineland | 70 | B | 24 (5 health) | $271K |
| 8 | 8360 | Vineland | 65 | C | 24 (5 health) | $200K |
| 9 | 8315 | Dividing Creek | 63 | C | 0 | — |
| 10 | 8316 | Dorchester | 63 | C | 0 | — |
| 11 | 8323 | Greenwich | 63 | C | 0 | $248K |
| 12 | 8329 | Mauricetown | 63 | C | 0 | $166K |
| 13 | 8314 | Delmont | 55 | C | 0 | $203K |
| 14 | 8324 | Heislerville | 55 | C | 0 | $258K |
| 15 | 8348 | Port Elizabeth | 55 | C | 0 | — |
| 16 | 8349 | Port Norris | 55 | C | 0 | $125K |
| 17 | 8353 | Shiloh | 53 | D | 0 | $198K |
| 18 | 8345 | Newport | 50 | D | 0 | $197K |
| 19 | 8302 | Bridgeton | 48 | D | 41 (11 health) | $202K |
| 20 | 8738 | Mantoloking | 40 | D | 0 | $1419K |
Recommended Buyer Guides for Cumberland County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 79.8% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Cumberland County, New Jersey
Overview
Cumberland County in New Jersey covers 20 ZIP codes with an average Home Safety Score of C (63/100).
8 of 20 ZIP codes have recorded EPA violations. 27 health-based violations have been documented.
← Back to New Jersey 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.