St. Lawrence County, NY Parcels & GIS Data

St. Lawrence County, NY parcel data: 67,382 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes St. Lawrence County, New York parcel data covering 67,382 property records.

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

St. Lawrence County is the northernmost county in the U.S. state of New York. As of the 2020 census, the population was 108,505.

FIPS 36089

The FIPS code for St. Lawrence County is 36089.

JeffersonHerkimerHamiltonLewisFranklinSt. Lawrence

Attribute coverage

St. Lawrence County contains 67,382 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%67,382
parcelid100%67,353
parcelid2100%67,382
ogparcelid100%67,353
ogparcelid2100%67,382
parentid<0.1%0
stackid<0.1%0
geoid100%67,382
statefp100%67,382
countyfp100%67,382
countyname100%67,382
cousubfp100%67,382
cousubname100%67,382
tractce100%67,382
tractname100%67,382
taxacctnum99.9%67,346
taxyear100%67,375
taxdistrict99.9%67,346
usecode4.8%3,205
usedesc4.8%3,205
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs100%67,374
numunits60.9%41,014
yearbuilt60.9%41,011
numfloors0.1%65
bldgsqft56.3%37,914
bedrooms56.3%37,914
halfbaths<0.1%0
fullbaths56.3%37,914
imprvalue72.9%49,107
landvalue99.9%67,345
agvalue72.9%49,107
totalvalue99.9%67,345
taxacres100%67,351
calcarea100%67,382
saleamt<0.1%0
saledate<0.1%0
ownertype99.9%67,348
ownername99.9%67,348
owneraddr88.3%59,468
ownercity99.9%67,345
ownerstate99.6%67,120
ownerzip99.9%67,293
parceladdr100%67,372
parcelcity100%67,382
parcelstate100%67,382
parcelzip100%67,382
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book57.3%38,596
page57.3%38,596
block<0.1%0
lot<0.1%0
parceltype2.4%1,634
accesstype2.4%1,634
iucnclass2.2%1,478
placename6.0%4,047
placetype5.9%3,975
firmid<0.1%0
firmdate<0.1%0
fldzone<0.1%0
zonesubty<0.1%0
staticbfe<0.1%0
elevmin94.0%63,342
elevmax94.0%63,342
elevavg94.0%63,342
fireplaces<0.1%0
heating56.3%37,914
heatfuel56.3%37,914
cooling56.3%37,914
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode13.9%9,348
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%67,373
centroidx100%67,382
centroidy100%67,382
surfpointx100%67,382
surfpointy100%67,382
geom100%67,382
extras100%67,382
lrversion100%67,382

Schema mapping

How source columns from the acquired St. Lawrence 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 — St. Lawrence County, New York (36089) 1 entity · most recent acquisition per entity · generated 2026-07-13 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 apn taxacres parcelstate sourceurl geom 5 cols ⇢ parcelid parcelid2 taxacres parcelstate sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% updated 100% lrversion geom · derived from geometry geom dem.us_1m · USGS 1m DEM 94.0% elevmin 94.0% elevmax 94.0% elevavg supplemented · derived / other pipelines 100% taxacctnum 100% taxyear 100% taxdistrict 100% numbldgs 60.9% numunits 60.9% yearbuilt 56.3% bldgsqft 56.3% bedrooms 56.3% fullbaths 72.9% imprvalue 100% landvalue 72.9% agvalue 100% totalvalue 100% ownertype 100% ownername 88.3% owneraddr 100% ownercity 100% ownerstate 100% ownerzip 100% parceladdr 100% parcelcity 100% parcelzip 57.3% book 57.3% page 56.3% heating 56.3% heatfuel 56.3% cooling lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict numbldgs numunits yearbuilt bldgsqft bedrooms fullbaths imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book page elevmin elevmax elevavg heating heatfuel cooling updated centroidx centroidy surfpointx surfpointy geom extras lrversion publish.parcel_layer columns not fed by these sources (39) — empty or below 50% fill in this county parentid, stackid, usecode, usedesc, zoningcode, zoningdesc, numfloors, halfbaths, saleamt, saledate, legaldesc, township, section, qtrsection range, plssdesc, block, lot, parceltype, accesstype, iucnclass, placename, placetype, firmid, firmdate, fldzone, zonesubty, staticbfe fireplaces, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit PARCEL 6 mapped · 5 kept in extras · 48 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid apn taxacres parcelstate sourceurl geom parcelid parcelid2 taxacres parcelstate sourceurl geom extras · 5 source columns preserved as json gid, county_name, fips_code, vintage_id, geoid extras not present in source — filled with NULL (48) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr parcelcity, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, updated, taxdistrict, parentid fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering St. Lawrence County:

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