COUNTY REPORT NY

Lewis County, New York

18 ZIP codes · Home Safety Score unavailable · 0 of 18 tracked ZIP records scored

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData

Unavailable
0 of 18 tracked ZIP records scored
18
ZIP Codes
$154K
Median Home Value
$600
Avg Remediation (0.39% of home value)

ZIP Code Risk Map

Water Quality Map: Lewis County, New York

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 14.2 (asthma 11%, diabetes 11.8%)

Modeled additional annual cost estimate per homeowner: $691, largest modeled factor: Energy Code Gap

63% of homes built before 1980 (lead paint was banned for residential use in 1978)

County Health Indicators vs National Average

Asthma 11% (national: 8.9%)
Diabetes 11.8% (national: 10.5%)
Obesity 40.9% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1966
Median Build Year
63%
Pre-1980 Housing
52/100
Infrastructure Stress Indicator
100%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $691

Energy Code Gap $512/yr
Flood $244/yr
Water / Lead $213/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

15,363 housing units in Lewis County

Pre-1940 34%
1940–1959 11%
1960–1979 18%
1980–1999 24%
2000+ 13%

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 Lewis County

$154K
Median Home Value
$600
Est. Remediation Cost
0.4%
of Home Value
Remediation as % of home value low burden

Modeled remediation costs in Lewis County can be compared with the median property value; actual costs vary by property.

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 Lewis County residents

Asthma 11% (US avg: 8.9%)
Diabetes 11.8% (US avg: 11%)
Obesity 40.9% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water systems mapped to Lewis County ZIP codes

2 community water systems mapped to Lewis County ZIP codes; EPA may list more systems serving the county.

Systems with the most violations in Lewis County

2 water systems with violations in EPA records.

All ZIP Codes in Lewis County

18 ZIP codes tracked in Lewis County.

# ZIP Code City Safety Score Grade Violations Home Value
1 13305 Beaver Falls — — $96K
2 13312 Brantingham — — $231K
3 13325 Constableville — — $135K
4 13327 Croghan — — $159K
5 13331 Eagle Bay — — $290K
6 13343 Glenfield — — 3 (3 health) $164K
7 13345 Greig — — $117K
8 13367 Lowville — — 3 (3 health) $171K
9 13368 Lyons Falls — — 1 $110K
10 13404 Martinsburg — — $92K
11 13433 Port Leyden — — 1 $115K
12 13473 Turin — — $150K
13 13489 West Leyden — — $188K
14 13620 Castorland — — $179K
15 13626 Copenhagen — — $183K
16 13627 Deer River — — —
17 13631 Denmark — — —
18 13648 Harrisville — — $113K

Recommended Buyer Guides for Lewis County

Nothing on this list means a problem exists in your own home: the matches are drawn from county- and ZIP-level records, so a guide shows up because of an area signal, and only testing at your tap describes a specific household.

Overview

Lewis County in New York covers 18 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.

4 of 4 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 3 health-based violations appear in the available health breakdown.

← Back to New York Home Safety Profile

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Frequently Asked Questions

How many water systems serve Lewis County?
We map 2 public water systems to 18 ZIP codes in our data for Lewis County. EPA may list more systems serving the county, so this is not a full count.
What is the biggest environmental risk in Lewis County?
In ZipCheckup's cost model, the factor with the largest estimated average annual cost in Lewis County is energy code gap. Across all modeled risk factors, the estimated average additional annual cost is $691 per homeowner; actual costs vary by home.
How old are homes in Lewis County?
The median home build year in Lewis County is 1966. 63% of homes were built before 1980; homes built before 1978 may contain lead-based paint, and older homes may have older plumbing materials.

How to cite this page

APA ZipCheckup. (2026). Lewis County, New York Home Safety Profile. https://zipcheckup.com/county/new-york/lewis/
BibTeX
@misc{zipcheckup-county-new-york-lewis,
  author = {{ZipCheckup}},
  title  = {{Lewis County, New York Home Safety Profile}},
  year   = {2026},
  url    = {https://zipcheckup.com/county/new-york/lewis/}
}

Page version: October 2026.

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