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Ontario County, NY Parcels & GIS Data

Ontario County, NY parcel data: 50,992 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Ontario County, New York parcel data covering 50,992 property records.

This page documents parcel-level coverage for Ontario County, New York. Each parcel record carries its boundary polygon (GIS geometry) along with attributes such as the parcel ID/APN, owner name and mailing address, situs (property) address, assessed land and improvement values, acreage, land-use and zoning codes, year built, and most recent sale price and date. Exact fill rates for Ontario County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Ontario County property dataset.

Ontario County is a county in the U.S. state of New York. As of 2025, the population was 113,130. The county seat is Canandaigua.

FIPS 36069

Official county website: https://ontario-county-gis-mapping-center-ontariocony.hub.arcgis.com/

The FIPS code for Ontario County is 36069.

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Attribute coverage

Ontario County contains 50,992 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL). For the LBCS columns, only real classifications count: the to-be-determined and not-applicable placeholder codes are excluded.

ColumnCoverageRecords populated
lrid100%50,992
parcelid100%50,992
parcelid2100%50,992
ogparcelid100%50,992
ogparcelid2100%50,992
parentid<0.1%0
stackid<0.1%0
geoid100%50,992
statefp100%50,992
countyfp100%50,992
countyname100%50,992
cousubfp100%50,992
cousubname100%50,992
tractce100%50,992
tractname100%50,992
taxacctnum99.9%50,963
taxyear100%50,992
taxdistrict99.9%50,963
usecode6.5%3,292
usedesc6.5%3,292
zoningcode97.5%49,734
zoningdesc99.4%50,694
numbldgs87.4%44,587
numunits79.9%40,725
yearbuilt79.9%40,725
numfloors<0.1%0
bldgsqft74.2%37,842
bedrooms74.2%37,842
halfbaths<0.1%0
fullbaths74.2%37,842
imprvalue85.1%43,373
landvalue99.9%50,962
agvalue85.1%43,373
totalvalue99.9%50,962
taxacres99.9%50,958
calcarea100%50,992
saleamt<0.1%0
saledate<0.1%0
ownertype99.9%50,963
ownername99.9%50,963
owneraddr95.3%48,579
ownercity99.9%50,960
ownerstate99.9%50,931
ownerzip99.9%50,949
parceladdr100%50,991
parcelcity100%50,992
parcelstate100%50,992
parcelzip100%50,992
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book64.7%32,967
page64.7%32,967
block<0.1%0
lot<0.1%0
parceltype1.0%519
accesstype1.0%519
iucnclass0.2%124
placename6.9%3,522
placetype6.7%3,407
firmid2.3%1,173
firmdate2.3%1,173
fldzone2.3%1,173
zonesubty2.1%1,061
staticbfe<0.1%0
elevmin98.5%50,225
elevmax98.5%50,225
elevavg98.5%50,225
fireplaces<0.1%0
heating74.2%37,842
heatfuel74.2%37,842
cooling74.2%37,842
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode17.3%8,842
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated99.4%50,694
centroidx100%50,992
centroidy100%50,992
surfpointx100%50,992
surfpointy100%50,992
geom100%50,992
extras100%50,992
ownerlist99.8%50,902
placefp28.9%14,750
zoningurl82.5%42,043
lbcsactivity92.0%46,913
lbcsfunction92.0%46,899
lbcstype88.5%45,135
lbcscharacter98.9%50,432
lbcsownership99.9%50,964
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Ontario County GIS layers map into the harmonized entity schemas and assemble into the published parcel table, alongside supplemented fields (elevation, flood zone) and deterministic columns.

Schema mapping — Ontario County, New York (36069) 2 entities · most recent acquisition per entity · generated 2026-10-10 direct column transformed (expression) geometry extras json supplemented determined ALL ENTITIES → FINAL PARCEL SCHEMA Harmonized entity columns assemble into publish.parcel_layer — matched by column name. Supplemented fields show their fill rate in this county. SOURCE COLUMNS HARMONIZED ENTITIES PUBLISH.PARCEL_LAYER PARCEL parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid 2 cols ⇢ parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid extras ZONING name name2 zonecat geom 2 cols ⇢ zoningcode zoningdesc zoningtype geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear 99.4% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.5% elevmin 98.5% elevmax 98.5% elevavg s_fld_haz_ar · FEMA NFHL 2.3% fldzone 2.1% zonesubty 2.3% firmdate 2.3% firmid supplemented · derived / other pipelines 100% taxacctnum 100% taxdistrict 87.4% numbldgs 79.9% numunits 79.9% yearbuilt 74.2% bldgsqft 74.2% bedrooms 74.2% fullbaths 85.1% imprvalue 100% landvalue 85.1% agvalue 95.3% owneraddr 100% ownercity 100% ownerstate 100% ownerzip 100% parcelcity 100% parcelstate 100% parcelzip 64.7% book 64.7% page 74.2% heating 74.2% heatfuel 74.2% cooling 100% ownerlist 82.5% zoningurl 92.0% lbcsactivity 92.0% lbcsfunction 88.5% lbcstype 98.9% lbcscharacter 100% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 parentid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict zoningcode zoningdesc numbldgs numunits yearbuilt bldgsqft bedrooms fullbaths imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book page firmid firmdate fldzone zonesubty elevmin elevmax elevavg heating heatfuel cooling updated centroidx centroidy surfpointx surfpointy geom extras ownerlist zoningurl lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (34) — empty or below 50% fill in this county stackid, usecode, usedesc, numfloors, halfbaths, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc, block, lot parceltype, accesstype, iucnclass, placename, placetype, staticbfe, fireplaces, foundation, roofcover, siding, bldgtype, naicscode, frsid dfrurl, caapermit, cwapermit, rcrapermit, placefp, sourceurl PARCEL 8 mapped · 2 kept in extras · 46 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid extras · 2 source columns preserved as json ogparcelid, geoid extras not present in source — filled with NULL (46) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, parcelcity, parcelstate, parcelzip legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, heatfuel, fireplaces heating, cooling, foundation, roofcover, siding ZONING 4 mapped · 2 kept in extras · 5 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING name name2 zonecat geom zoningcode zoningdesc zoningtype geom extras · 2 source columns preserved as json acres, community extras not present in source — filled with NULL (5) ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Ontario County:

Frequently asked questions

Where can I find Ontario County, NY parcel and GIS data?

Land Records publishes a Ontario County, NY parcel dataset in which every parcel carries its boundary polygon (GIS geometry) along with ownership, assessed value, land use, acreage, and sale history. Preview it in the interactive explorer on this page, or download the full Ontario County, NY dataset as a GeoPackage or CSV.

How many parcels are in Ontario County, NY?

The current dataset contains 50,992 parcel records for Ontario County, NY, each with its boundary geometry and assessor attributes.

What is the FIPS code for Ontario County, NY?

The FIPS code for Ontario County, NY is 36069.

What information does each Ontario County, NY parcel record include?

Each Ontario County, NY parcel record includes the parcel ID/APN, owner name and mailing address, situs (property) address, assessed land and improvement values, acreage, land-use and zoning codes, year built, and the most recent sale price and date — plus the parcel boundary polygon. Per-attribute fill rates are listed in the coverage table on this page.

Is Ontario County, NY parcel data free?

You can preview Ontario County, NY parcels for free in the interactive explorer. The complete dataset is available as a one-time download or through the nationwide parcel web service; see the download options on this page for current pricing.

Does Ontario County, NY have an official GIS or property records website?

Yes — the official Ontario County, NY government website is linked in the county details above. Land Records standardizes Ontario County, NY assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated