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Jefferson County, NY Parcels & GIS Data

Jefferson County, NY parcel data: 58,809 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Jefferson County, New York parcel data covering 58,809 property records.

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

Jefferson County is a county on the northern border of the U.S. state of New York. As of the 2020 census, the population was 116,721. Its county seat is Watertown.

FIPS 36045

Official county website: http://www.co.jefferson.ny.us

The FIPS code for Jefferson County is 36045.

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Attribute coverage

Jefferson County contains 58,809 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%58,809
parcelid100%58,802
parcelid2100%58,809
ogparcelid100%58,809
ogparcelid2100%58,809
parentid<0.1%0
stackid<0.1%0
geoid100%58,809
statefp100%58,809
countyfp100%58,809
countyname100%58,809
cousubfp100%58,809
cousubname100%58,809
tractce100%58,809
tractname100%58,809
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict<0.1%0
usecode<0.1%0
usedesc13.6%8,022
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs15.6%9,162
numunits<0.1%10
yearbuilt<0.1%0
numfloors<0.1%10
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue<0.1%0
landvalue<0.1%0
agvalue<0.1%0
totalvalue<0.1%0
taxacres98.4%57,868
calcarea100%58,809
saleamt<0.1%0
saledate<0.1%0
ownertype84.3%49,564
ownername84.3%49,564
owneraddr<0.1%0
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr100%58,792
parcelcity15.6%9,145
parcelstate100%58,809
parcelzip99.9%58,758
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype0.4%213
accesstype1.2%683
iucnclass0.7%441
placename5.4%3,190
placetype5.3%3,129
firmid99.1%58,278
firmdate99.1%58,278
fldzone99.1%58,278
zonesubty4.4%2,587
staticbfe<0.1%0
elevmin96.7%56,892
elevmax96.7%56,892
elevavg96.7%56,892
fireplaces<0.1%0
heating<0.1%0
heatfuel<0.1%0
cooling<0.1%0
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode4.3%2,506
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated98.3%57,835
centroidx100%58,809
centroidy100%58,809
surfpointx100%58,809
surfpointy100%58,809
geom100%58,809
extras100%58,809
ownerlist69.5%40,851
placefp37.8%22,235
zoningurl<0.1%0
lbcsactivity16.4%9,669
lbcsfunction16.3%9,610
lbcstype16.9%9,918
lbcscharacter17.8%10,458
lbcsownership84.5%49,681
sourceurl98.3%57,835

Schema mapping

How source columns from the acquired Jefferson 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 — Jefferson County, New York (36045) 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 taxacres ownername parceladdr geom parentid 2 cols ⇢ parcelid parcelid2 taxacres ownername parceladdr geom parentid extras ZONING zone_id zone_name zone_type effective geom 8 cols ⇢ zoningcode zoningdesc zoningtype notes geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 98.3% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 96.7% elevmin 96.7% elevmax 96.7% elevavg s_fld_haz_ar · FEMA NFHL 99.1% fldzone 4.4% zonesubty 99.1% firmdate 99.1% firmid supplemented · derived / other pipelines 100% parcelstate 100% parcelzip 69.5% ownerlist 84.5% lbcsownership 98.3% sourceurl lrid parcelid parcelid2 ogparcelid ogparcelid2 parentid geoid statefp countyfp countyname cousubfp cousubname tractce tractname zoningcode zoningdesc taxacres calcarea ownertype ownername parceladdr parcelstate parcelzip firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (61) — empty or below 50% fill in this county stackid, taxacctnum, taxyear, taxdistrict, usecode, usedesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, parcelcity, legaldesc, township section, qtrsection, range, plssdesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, staticbfe, fireplaces heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp zoningurl, lbcsactivity, lbcsfunction, lbcstype, lbcscharacter PARCEL 7 mapped · 2 kept in extras · 47 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid parcelid2 taxacres ownername parceladdr geom parentid parcelid parcelid2 taxacres ownername parceladdr geom parentid extras · 2 source columns preserved as json ogparcelid, geoid extras not present in source — filled with NULL (47) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, 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 5 mapped · 8 kept in extras · 4 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING zone_id zone_name zone_type effective geom zoningcode zoningdesc zoningtype notes geom extras · 8 source columns preserved as json subzone, muni_1, muni_2, area, acres, county, index_ ded_region extras not present in source — filled with NULL (4) ordinance, setbacks, restrictions, sourceurl

Neighboring counties

Parcel data for counties bordering Jefferson County:

Frequently asked questions

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

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

How many parcels are in Jefferson County, NY?

The current dataset contains 58,809 parcel records for Jefferson County, NY, each with its boundary geometry and assessor attributes.

What is the FIPS code for Jefferson County, NY?

The FIPS code for Jefferson County, NY is 36045.

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

Each Jefferson 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 Jefferson County, NY parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated