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Union County, MS Parcels & GIS Data

Union County, MS parcel data: 19,772 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Union County, Mississippi parcel data covering 19,772 property records.

This page documents parcel-level coverage for Union County, Mississippi. 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 located in the U.S. state of Mississippi. It was formed in 1870 from Tippah and Pontotoc counties, and in 1874 a portion of Lee County was added. As of the 2020 census, the population was 27,777.

FIPS 28145

Official county website: http://unioncoms.com/

The FIPS code for Union County is 28145.

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MarshallBentonTippahPrentissLeePontotocLafayetteUnion
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Attribute coverage

Union County contains 19,772 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%19,772
parcelid100%19,772
parcelid299.8%19,723
ogparcelid100%19,772
ogparcelid2100%19,772
parentid<0.1%0
stackid<0.1%0
geoid100%19,772
statefp100%19,772
countyfp100%19,772
countyname100%19,772
cousubfp100%19,772
cousubname100%19,772
tractce100%19,772
tractname100%19,772
taxacctnum100%19,772
taxyear100%19,772
taxdistrict<0.1%0
usecode<0.1%0
usedesc<0.1%0
zoningcode100%19,772
zoningdesc<0.1%0
numbldgs100%19,772
numunits56.5%11,170
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue100%19,772
landvalue100%19,772
agvalue25.6%5,065
totalvalue100%19,772
taxacres100%19,772
calcarea100%19,772
saleamt<0.1%0
saledate<0.1%0
ownertype100%19,767
ownername100%19,767
owneraddr95.8%18,948
ownercity95.7%18,925
ownerstate95.5%18,888
ownerzip95.5%18,887
parceladdr100%19,767
parcelcity74.3%14,681
parcelstate100%19,772
parcelzip100%19,772
legaldesc99.3%19,632
township100%19,770
section100%19,770
qtrsection100%19,770
range100%19,770
plssdesc100%19,770
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype0.4%81
accesstype0.4%81
iucnclass0.4%70
placename28.4%5,625
placetype3.8%758
firmid100%19,772
firmdate100%19,772
fldzone100%19,772
zonesubty94.2%18,617
staticbfe<0.1%0
elevmin97.5%19,286
elevmax97.5%19,286
elevavg97.5%19,286
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
naicscode34.2%6,761
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%19,772
centroidx100%19,772
centroidy100%19,772
surfpointx100%19,772
surfpointy100%19,772
geom100%19,772
extras100%19,772
ownerlist99.3%19,627
placefp26.7%5,278
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, Mississippi (28145) 1 entity · most recent acquisition per entity · generated 2026-08-15 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 parno altparno ppin taxyear zoning impval1 impval2 landval totval taxacres ownname mailadd1 mcity1 mstate1 mzip1 siteadd scity sstate szip legldesc twsp section range geom 28 cols ⇢ parcelid parcelid2 taxacctnum taxyear zoningcode imprvalue landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section range 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 geom · derived from geometry geom dem.us_1m · USGS 1m DEM 97.5% elevmin 97.5% elevmax 97.5% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 94.2% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 100% numbldgs 56.5% numunits 100% qtrsection 100% plssdesc 99.3% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear zoningcode numbldgs numunits imprvalue landvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (41) — empty or below 50% fill in this county parentid, stackid, taxdistrict, usecode, usedesc, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt saledate, 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 PARCEL 23 mapped · 1 transformed · 28 kept in extras · 31 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parno altparno ppin taxyear zoning impval1 impval2 landval totval taxacres ownname mailadd1 mcity1 mstate1 mzip1 siteadd scity sstate szip legldesc twsp section range geom parcelid parcelid2 taxacctnum taxyear zoningcode imprvalue (COALESCE(impval1, 0) + COALESCE(impval2, 0))::text landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section range geom extras · 28 source columns preserved as json cama, mailadd2, mcity2, mstate2, mzip2, subname, subdivno gisacres, deedref, deeddate, platref, platdate, taxmap taxstatus, stname, cntyname, cntyfips, stfips, stcntyfips cult_ac1, cult_ac2, uncult_ac1, uncult_ac2, total_ac, latdec longdec, inside_x, inside_y extras not present in source — filled with NULL (31) usecode, usedesc, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt, saledate qtrsection, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, parentid, fireplaces, heating, cooling, foundation, roofcover siding, heatfuel

Neighboring counties

Parcel data for counties bordering Union County:

Frequently asked questions

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

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

How many parcels are in Union County, MS?

The current dataset contains 19,772 parcel records for Union County, MS, each with its boundary geometry and assessor attributes.

What is the FIPS code for Union County, MS?

The FIPS code for Union County, MS is 28145.

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

Each Union County, MS 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, MS parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated
Union County, MS Parcels & GIS Data — Property Records & Maps | Land Records