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Union County, NJ Parcels & GIS Data

Union County, NJ parcel data: 149,809 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Union County, New Jersey parcel data covering 149,809 property records.

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

Union County is a county in the northern-central part of the U.S. state of New Jersey. As of the 2020 United States census, the county was the state's seventh-most-populous county with a population of 575,345, its highest decennial count ever and an increase of 38,846 (+7.2%) from the 2010 census count of 536,499. The United States Census Bureau's Population Estimates Program estimated a 2025 population of 601,863, an increase of 26,518 (+4.6%) from the 2020 decennial census.

FIPS 34039

Official county website: https://ucnj.org/

The FIPS code for Union County is 34039.

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Attribute coverage

Union County contains 149,809 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%149,809
parcelid100%149,791
parcelid2100%149,777
ogparcelid<0.1%14
ogparcelid2<0.1%0
parentid<0.1%0
stackid<0.1%0
geoid100%149,809
statefp100%149,809
countyfp100%149,809
countyname100%149,809
cousubfp100%149,809
cousubname100%149,809
tractce100%149,809
tractname100%149,809
taxacctnum39.4%59,053
taxyear100%149,795
taxdistrict<0.1%0
usecode<0.1%55
usedesc99.6%149,235
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs100%149,795
numunits96.5%144,540
yearbuilt55.7%83,440
numfloors83.4%124,965
bldgsqft53.4%80,057
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue99.6%149,284
landvalue99.6%149,284
agvalue99.6%149,284
totalvalue99.6%149,284
taxacres<0.1%0
calcarea100%149,809
saleamt99.7%149,286
saledate92.5%138,518
ownertype<0.1%0
ownername99.7%149,302
owneraddr98.2%147,177
ownercity<0.1%11
ownerstate<0.1%11
ownerzip<0.1%8
parceladdr98.0%146,862
parcelcity<0.1%51
parcelstate100%149,806
parcelzip<0.1%11
legaldesc100%149,763
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book93.0%139,299
page93.0%139,273
parceltype0.9%1,297
accesstype0.9%1,297
iucnclass0.3%522
placename1.2%1,801
placetype0.8%1,264
firmid100%149,742
firmdate100%149,742
fldzone100%149,742
zonesubty95.8%143,501
staticbfe100%149,742
elevmin100%149,808
elevmax100%149,808
elevavg100%149,808
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
updated100%149,795
centroidx100%149,809
centroidy100%149,809
surfpointx100%149,809
surfpointy100%149,809
geom100%149,809
lrversion100%149,809

Neighboring counties

Parcel data for counties bordering Union County:

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Attribute coverageNeighboring countiesRelated