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Ontario County, NY Parcels & GIS Data

Ontario County, NY parcel data: 51,049 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 51,049 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 51,049 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%51,049
parcelid99.9%51,007
parcelid2100%51,049
ogparcelid100%51,049
ogparcelid2100%51,049
parentid<0.1%0
stackid<0.1%0
geoid100%51,049
statefp100%51,049
countyfp100%51,049
countyname100%51,049
cousubfp100%51,049
cousubname100%51,049
tractce100%51,049
tractname100%51,049
taxacctnum95.4%48,683
taxyear100%51,049
taxdistrict95.4%48,683
usecode6.2%3,187
usedesc21.4%10,935
zoningcode0.2%108
zoningdesc0.2%108
numbldgs96.5%49,287
numunits77.3%39,471
yearbuilt77.3%39,458
numfloors0.3%132
bldgsqft77.3%39,451
bedrooms71.9%36,688
halfbaths<0.1%0
fullbaths71.9%36,688
imprvalue<0.1%0
landvalue96.5%49,253
agvalue<0.1%0
totalvalue99.9%50,979
taxacres99.6%50,855
calcarea100%51,049
saleamt<0.1%0
saledate<0.1%0
ownertype99.9%50,979
ownername99.9%50,979
owneraddr92.1%47,013
ownercity96.5%49,256
ownerstate96.5%49,244
ownerzip96.5%49,248
parceladdr100%51,034
parcelcity99.8%50,931
parcelstate100%51,049
parcelzip100%51,049
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book62.7%31,991
page62.7%31,991
block<0.1%0
lot<0.1%0
parceltype0.4%197
accesstype1.0%531
iucnclass0.3%134
placename6.9%3,535
placetype6.7%3,424
firmid2.3%1,173
firmdate2.3%1,173
fldzone2.3%1,173
zonesubty2.1%1,061
staticbfe<0.1%0
elevmin98.5%50,272
elevmax98.5%50,272
elevavg98.5%50,272
fireplaces<0.1%0
heating71.9%36,688
heatfuel71.9%36,688
cooling71.9%36,688
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode5.9%3,008
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated96.5%49,287
centroidx100%51,049
centroidy100%51,049
surfpointx100%51,049
surfpointy100%51,049
geom100%51,049
extras100%51,049
ownerlist82.4%42,072
placefp28.9%14,745
zoningurl0.2%94
lbcsactivity22.4%11,455
lbcsfunction22.3%11,402
lbcstype31.5%16,078
lbcscharacter85.2%43,471
lbcsownership99.9%50,979
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 2026-10-17 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 ogparcelid geoid 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 96.5% 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 95.4% taxacctnum 95.4% taxdistrict 96.5% numbldgs 77.3% numunits 77.3% yearbuilt 77.3% bldgsqft 71.9% bedrooms 71.9% fullbaths 96.5% landvalue 92.1% owneraddr 96.5% ownercity 96.5% ownerstate 96.5% ownerzip 100% parcelcity 100% parcelstate 100% parcelzip 62.7% book 62.7% page 71.9% heating 71.9% heatfuel 71.9% cooling 82.4% ownerlist 85.2% 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 landvalue 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 lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (40) — empty or below 50% fill in this county stackid, usecode, usedesc, numfloors, halfbaths, imprvalue, agvalue, 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, zoningurl, lbcsactivity, lbcsfunction, lbcstype, sourceurl PARCEL 9 mapped · 1 transformed · 46 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid ogparcelid geoid parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid extras json_build_object('ogparcelid', ogparcelid::text, 'geoid', geoi… 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 51,049 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