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Suffolk County, NY Parcels & GIS Data

Suffolk County, NY parcel data: 586,637 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Suffolk County, New York parcel data covering 586,637 property records.

This page documents parcel-level coverage for Suffolk 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 Suffolk County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Suffolk County property dataset.

Suffolk County is the easternmost county in the U.S. state of New York, constituting the eastern two-thirds of Long Island. Suffolk is bordered to its west by Nassau County, to its east by Gardiners Bay and the open Atlantic Ocean, to its north by Long Island Sound, and to its south by the Atlantic Ocean.

FIPS 36103

Official county website: http://www.suffolkcountyny.gov

The FIPS code for Suffolk County is 36103.

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Attribute coverage

Suffolk County contains 586,637 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%586,637
parcelid100%586,637
parcelid299.0%580,736
ogparcelid100%586,637
ogparcelid299.0%580,736
parentid<0.1%0
stackid<0.1%0
geoid100%586,637
statefp100%586,637
countyfp100%586,637
countyname100%586,637
cousubfp100%586,637
cousubname100%586,637
tractce100%586,637
tractname100%586,637
taxacctnum98.4%577,268
taxyear100%586,637
taxdistrict99.0%580,736
usecode1.0%5,952
usedesc74.6%437,427
zoningcode85.3%500,531
zoningdesc38.8%227,541
numbldgs99.4%583,169
numunits86.9%510,046
yearbuilt13.3%77,948
numfloors0.5%2,660
bldgsqft12.9%75,390
bedrooms12.9%75,390
halfbaths<0.1%0
fullbaths12.9%75,390
imprvalue86.9%509,659
landvalue98.0%574,842
agvalue86.9%509,659
totalvalue98.0%574,841
taxacres98.9%580,256
calcarea100%586,637
saleamt<0.1%0
saledate<0.1%0
ownertype98.4%577,046
ownername98.4%577,046
owneraddr96.4%565,393
ownercity98.2%576,361
ownerstate94.1%552,017
ownerzip85.4%500,786
parceladdr99.4%582,868
parcelcity99.4%583,169
parcelstate100%586,637
parcelzip100%586,456
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book62.4%366,135
page62.4%366,135
block0.6%3,468
lot0.6%3,468
parceltype1.6%9,236
accesstype1.6%9,236
iucnclass0.6%3,340
placename5.5%32,214
placetype5.4%31,854
firmid100%586,400
firmdate100%586,400
fldzone100%586,400
zonesubty94.1%551,738
staticbfe5.8%34,061
elevmin99.9%585,984
elevmax99.9%585,984
elevavg99.9%585,984
fireplaces<0.1%0
heating12.9%75,390
heatfuel12.9%75,390
cooling12.9%75,390
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode16.1%94,422
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated99.9%586,309
centroidx100%586,637
centroidy100%586,637
surfpointx100%586,637
surfpointy100%586,637
geom100%586,637
extras100%586,637
ownerlist98.2%576,253
placefp99.9%586,080
zoningurl0.7%3,950
lbcsactivity82.2%482,264
lbcsfunction82.1%481,477
lbcstype84.3%494,665
lbcscharacter96.2%564,311
lbcsownership98.4%577,504
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Suffolk 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 — Suffolk County, New York (36103) 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 parcel_num sctm gov_tax_ma zoning acres block_1 lot_1 geom district_1 dsbl section_1 btcamp schdist firedist adj_public aho lbo agridist waterrchrg hpod rod coastalzon h2ozonev sgpa pinebarren lwrp_eh_co landacq natpreserv tncland historicsi historicna arch_hist lotinspfil oldfilema filedsubdi filedsub_1 filedsubwa filedsub_2 perimeter area p_id zonesheets historicd building_permits_issued clearing globalid full_num feature_id parcelid parcelid2 taxacctnum zoningcode taxacres block lot geom taxdistrict extras ZONING zone geom zoningcode 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 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 94.1% zonesubty 5.8% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 74.6% usedesc 99.4% numbldgs 86.9% numunits 86.9% imprvalue 98.0% landvalue 86.9% agvalue 98.0% totalvalue 98.4% ownertype 98.4% ownername 96.4% owneraddr 98.2% ownercity 94.1% ownerstate 85.4% ownerzip 99.4% parceladdr 99.4% parcelcity 100% parcelstate 100% parcelzip 62.4% book 62.4% page 98.2% ownerlist 100% placefp 82.2% lbcsactivity 82.1% lbcsfunction 84.3% lbcstype 96.2% lbcscharacter 98.4% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usedesc zoningcode numbldgs numunits imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book page block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (39) — empty or below 50% fill in this county parentid, stackid, usecode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, saleamt, saledate, legaldesc, township section, qtrsection, range, plssdesc, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, zoningurl, sourceurl PARCEL 10 mapped · 1 transformed · 45 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_num sctm gov_tax_ma zoning acres block_1 lot_1 geom district_1 dsbl section_1 btcamp schdist firedist adj_public aho lbo agridist waterrchrg hpod rod coastalzon h2ozonev sgpa pinebarren lwrp_eh_co landacq natpreserv tncland historicsi historicna arch_hist lotinspfil oldfilema filedsubdi filedsub_1 filedsubwa filedsub_2 perimeter area p_id zonesheets historicd building_permits_issued clearing globalid full_num feature_id parcelid parcelid2 taxacctnum zoningcode taxacres block lot geom taxdistrict extras (json_build_object( 'dsbl', dsbl::text, 'section_1', section_1:… not present in source — filled with NULL (45) taxyear, usecode, usedesc, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue agvalue, totalvalue, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr, parcelcity, parcelstate, parcelzip legaldesc, township, section, qtrsection, range, plssdesc, book, page, updated, sourceurl, parentid, heatfuel, fireplaces, heating, cooling foundation, roofcover, siding ZONING 3 mapped · 1 transformed · 7 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING zone geom zoningcode geom extras (json_build_object())::text not present in source — filled with NULL (7) zoningdesc, zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Suffolk County:

Frequently asked questions

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

Land Records publishes a Suffolk 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 Suffolk County, NY dataset as a GeoPackage or CSV.

How many parcels are in Suffolk County, NY?

The current dataset contains 586,637 parcel records for Suffolk County, NY, each with its boundary geometry and assessor attributes.

What is the FIPS code for Suffolk County, NY?

The FIPS code for Suffolk County, NY is 36103.

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

Each Suffolk 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 Suffolk County, NY parcel data free?

You can preview Suffolk 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 Suffolk County, NY have an official GIS or property records website?

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

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Attribute coverageSchema mappingNeighboring countiesFAQRelated