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Union County, KY Parcels & GIS Data

Union County, KY parcel data: 8,923 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Union County, Kentucky parcel data covering 8,923 property records.

This page documents parcel-level coverage for Union County, Kentucky. 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 U.S. state of Kentucky. As of the 2020 census, the population was 13,668. Its county seat is Morganfield.

FIPS 21225

Official county website: http://www.ucky.org

The FIPS code for Union County is 21225.

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Attribute coverage

Union County contains 8,923 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%8,923
parcelid99.8%8,902
parcelid297.4%8,694
ogparcelid99.8%8,902
ogparcelid297.4%8,694
parentid<0.1%0
stackid<0.1%0
geoid100%8,923
statefp100%8,923
countyfp100%8,923
countyname100%8,923
cousubfp100%8,923
cousubname100%8,923
tractce100%8,923
tractname100%8,923
taxacctnum99.6%8,889
taxyear100%8,923
taxdistrict<0.1%1
usecode<0.1%0
usedesc90.6%8,084
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs0.4%34
numunits0.2%22
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue75.0%6,695
landvalue75.0%6,695
agvalue75.0%6,695
totalvalue75.0%6,695
taxacres99.6%8,889
calcarea100%8,923
saleamt<0.1%0
saledate<0.1%0
ownertype99.6%8,883
ownername99.6%8,883
owneraddr14.8%1,323
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr99.3%8,865
parcelcity99.3%8,863
parcelstate100%8,923
parcelzip100%8,921
legaldesc87.1%7,773
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
block39.8%3,548
lot<0.1%0
parceltype0.6%51
accesstype1.0%93
iucnclass0.9%76
placename43.9%3,919
placetype4.3%384
firmid100%8,922
firmdate100%8,922
fldzone100%8,922
zonesubty92.0%8,212
staticbfe0.6%52
elevmin92.1%8,219
elevmax92.1%8,219
elevavg92.1%8,219
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
naicscode51.0%4,555
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated75.5%6,740
centroidx100%8,923
centroidy100%8,923
surfpointx100%8,923
surfpointy100%8,923
geom100%8,923
extras100%8,923
ownerlist82.9%7,400
placefp41.7%3,723
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Union 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 — Union County, Kentucky (21225) 1 entity · most recent acquisition per entity · generated 2026-08-30 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_id parcel account year class acres name address2 descriptio city state zip deed block geom tax_dist 18 cols ⇢ parcelid parcelid2 taxacctnum taxyear usedesc taxacres ownername owneraddr parceladdr parcelcity parcelstate parcelzip legaldesc block geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 75.5% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 92.1% elevmin 92.1% elevmax 92.1% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 92.0% zonesubty 0.6% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 75.0% imprvalue 75.0% landvalue 75.0% agvalue 75.0% totalvalue 51.0% naicscode 82.9% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usedesc imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr parceladdr parcelcity parcelstate parcelzip legaldesc block firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg naicscode updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (46) — empty or below 50% fill in this county parentid, stackid, usecode, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, saleamt saledate, ownercity, ownerstate, ownerzip, township, section, qtrsection, range, plssdesc, book, page, lot, parceltype, accesstype, iucnclass placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, frsid, dfrurl, caapermit, cwapermit rcrapermit, placefp, zoningurl PARCEL 16 mapped · 13 transformed · 18 kept in extras · 38 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_id parcel account year class acres name address2 descriptio city state zip deed block geom tax_dist parcelid NULLIF(trim("parcel_id"), '')::text parcelid2 NULLIF(trim("parcel"), '')::text taxacctnum NULLIF(trim("account"::text), '')::text taxyear usedesc NULLIF(trim("class"), '')::text taxacres ownername NULLIF(trim("name"), '')::text owneraddr NULLIF(trim("address2"), '')::text parceladdr NULLIF(trim("descriptio"), '')::text parcelcity NULLIF(trim("city"), '')::text parcelstate NULLIF(trim("state"), '')::text parcelzip NULLIF(trim("zip"), '')::text legaldesc NULLIF(trim("deed"), '')::text block NULLIF(trim("block"), '')::text geom taxdistrict NULLIF(trim("tax_dist"), '')::text extras · 18 source columns preserved as json objectid_12, photo_id, source, id, map, oid_, map_1, address1 fire_dist, created, objectid_1, objectid_2, muid, precinct pidn, district, comment, location extras not present in source — filled with NULL (38) usecode, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue agvalue, totalvalue, saleamt, saledate, ownercity, ownerstate, ownerzip, township, section, qtrsection, range, plssdesc, book, page, lot updated, sourceurl, parentid, heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding

Neighboring counties

Parcel data for counties bordering Union County:

Frequently asked questions

Where can I find Union County, KY parcel and GIS data?

Land Records publishes a Union County, KY 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 Union County, KY dataset as a GeoPackage or CSV.

How many parcels are in Union County, KY?

The current dataset contains 8,923 parcel records for Union County, KY, each with its boundary geometry and assessor attributes.

What is the FIPS code for Union County, KY?

The FIPS code for Union County, KY is 21225.

What information does each Union County, KY parcel record include?

Each Union County, KY 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 Union County, KY parcel data free?

You can preview Union County, KY 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 Union County, KY have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated