COUNTY REPORT NY

Ontario County, New York

22 ZIP codes · Home Safety Score unavailable · 0 of 22 tracked ZIP records scored · Updated

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

Unavailable
0 of 22 tracked ZIP records scored
22
ZIP Codes
$178K
Median Home Value
$2,214
Avg Remediation (124% of home value)

ZIP Code Risk Map

Water Quality Map: Ontario 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: 12.3 (asthma 10.6%, diabetes 10.5%)

Estimated additional annual cost per homeowner: $1,891, driven primarily by flood

68.5% of homes built before 1978 (lead paint era)

Violation History (2021–2025)

↓ Improving trend

EPA violation counts by year across Ontario County water systems. Health-based shown in red, total in blue.

2021
6 (6 health)
2022
25 (25 health)
2023
16 (16 health)
2025
3 (3 health)

Peak year: 2022 with 25 violations. Past 5 years: 50 total (50 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

Asthma 10.6% (national: 8.9%)
Diabetes 10.5% (national: 10.5%)
Obesity 30.7% (national: 32.4%)

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

Infrastructure Overview

1963
Median Build Year
68.5%
Pre-1978 Housing
54/100
Infrastructure Stress Indicator
84%
ZIPs with High Infrastructure Stress
High
Lead Pipe Risk

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

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,891

Flood $671/yr
Sea Level Rise $518/yr
Energy Code Gap $476/yr

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

Housing Age Distribution

70,426 housing units in Ontario County

Pre-1940 26%
1940–1959 19%
1960–1979 18%
1980–1999 18%
2000+ 18%

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 Ontario County

$178K
Median Home Value
$2,214
Est. Remediation Cost
1.2%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Ontario 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 Ontario County residents

Asthma 10.6% (US avg: 8.9%)
Diabetes 10.5% (US avg: 11%)
Obesity 30.7% (US avg: 32.4%)

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

Water systems serving Ontario County

8 community water systems serving Ontario County.

Show all 8 water systems

20 total water systems serve Ontario County.

Systems with the most violations in Ontario County

5 water systems with recorded EPA violations.

All ZIP Codes in Ontario County

22 ZIP codes tracked in Ontario County.

# ZIP Code City Safety Score Grade Violations Home Value
1 11435 Jamaica 0 $550K
2 14424 Canandaigua 10 (2 health) $250K
3 14425 Farmington 4 (2 health) $223K
4 14432 Clifton Springs 12 $151K
5 14443 East Bloomfield
6 14453 Fishers
7 14456 Geneva 9 $167K
8 14461 Gorham
9 14463 Hall $148K
10 14469 Bloomfield 3 (1 health) $189K
11 14471 Honeoye 0 $172K
12 14475 Ionia 1 (1 health) $356K
13 14504 Manchester 7 $107K
14 14518 Oaks Corners
15 14532 Phelps 7 $160K
16 14537 Port Gibson $139K
17 14544 Rushville 2 $185K
18 14547 Seneca Castle
19 14548 Shortsville 11 (2 health) $147K
20 14561 Stanley 2 $197K
21 14564 Victor 7 (3 health) $338K
22 14585 West Bloomfield

Recommended Buyer Guides for Ontario County

Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.

Overview

Ontario County in New York covers 22 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.

12 of 14 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 Ontario County?
Ontario County is served by 20 public water systems that supply drinking water to residents across 22 ZIP codes.
What is the biggest environmental risk in Ontario County?
The primary environmental risk factor in Ontario County is flood. This contributes to an estimated additional annual cost of $1,891 per homeowner.
How old are homes in Ontario County?
The median home build year in Ontario County is 1963. 68.5% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.

How to cite this page

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

Page version: August 2026.

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