Niagara County, New York
23 ZIP codes · Avg score 71/100 · Grade B · Updated 2026-06-03
Throughout Niagara County, the 23 monitored ZIP codes show low violation rates and healthy safety scores — a pattern that puts the county well above the state baseline for drinking water quality.
How Niagara County Compares
How Niagara County Compares
Niagara County scores 10 points above the New York state average (61/100) and 3 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Niagara County, New York
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.7 (asthma 11.3%, diabetes 11.3%)
Estimated additional annual cost per homeowner: $1,421, driven primarily by energy_code_gap
Infrastructure: 0.484% avg pipe failure probability, 95% of ZIPs at high risk
81.2% 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: $1,421
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
100,088 housing units in Niagara 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 Niagara County
Remediation costs are relatively manageable for most homeowners in Niagara 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 Niagara 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 Niagara County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Cambria Water District | 5,839 | 3 |
| 2 | Hartland Water District | 4,117 | 2 |
| 3 | Lewiston Water Improvementarea | 16,257 | 2 |
| 4 | Lockport City Wtp | 21,165 | 2 |
| 5 | Lockport Town Wds | 21,105 | 2 |
23 total water systems serve Niagara County.
All ZIP Codes in Niagara County
23 ZIP codes tracked in Niagara County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 14012 | Barker | 81 | B | 1 | $166K |
| 2 | 14105 | Middleport | 81 | B | 0 | $155K |
| 3 | 14108 | Newfane | 81 | B | 0 | $146K |
| 4 | 14172 | Wilson | 81 | B | 1 | $180K |
| 5 | 14174 | Youngstown | 81 | B | 0 | $235K |
| 6 | 14301 | Niagara Falls | 81 | B | 0 | $79K |
| 7 | 14305 | Niagara Falls | 81 | B | 0 | $109K |
| 8 | 14067 | Gasport | 80 | B | 0 | $178K |
| 9 | 14092 | Lewiston | 80 | B | 0 | $246K |
| 10 | 14302 | Niagara Falls | 80 | B | 0 | — |
| 11 | 14132 | Sanborn | 77 | B | 2 (1 health) | $259K |
| 12 | 14120 | North Tonawanda | 76 | B | 0 | $205K |
| 13 | 14303 | Niagara Falls | 76 | B | 0 | $78K |
| 14 | 14304 | Niagara Falls | 71 | B | 0 | $152K |
| 15 | 14095 | Lockport | 67 | C | 1 | — |
| 16 | 14094 | Lockport | 66 | C | 1 | $186K |
| 17 | 14126 | Olcott | 63 | C | 0 | $290K |
| 18 | 14131 | Ransomville | 63 | C | 0 | $205K |
| 19 | 14008 | Appleton | 53 | D | 0 | $190K |
| 20 | 14028 | Burt | 53 | D | 0 | $170K |
| 21 | 14107 | Model City | 53 | D | 0 | — |
| 22 | 14109 | Niagara University | 53 | D | 0 | — |
| 23 | 14144 | Stella Niagara | 53 | D | 0 | — |
Recommended Buyer Guides for Niagara 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 — 81.2% of homes built before 1978
Deep Dive Reports
Detailed analysis for Niagara County, New York
Overview
Niagara County in New York covers 23 ZIP codes with an average Home Safety Score of B (71/100).
5 of 23 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to New York 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.