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Williamson County, TN Parcels & GIS Data

Williamson County, TN parcel data: 107,176 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Williamson County, Tennessee parcel data covering 107,176 property records.

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

Williamson County is a county in the U.S. state of Tennessee. As of the 2020 United States census, the population was 247,726. The county seat is Franklin, and the county is located in Middle Tennessee.

FIPS 47187

Official county website: http://williamsoncounty-tn.gov

The FIPS code for Williamson County is 47187.

Explore Williamson County data
MarshallMauryHickmanRutherfordDavidsonDicksonCheathamWilliamson
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Attribute coverage

Williamson County contains 107,176 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%107,176
parcelid100%107,175
parcelid2100%107,129
ogparcelid100%107,176
ogparcelid2100%107,129
parentid<0.1%0
stackid<0.1%0
geoid100%107,176
statefp100%107,176
countyfp100%107,176
countyname100%107,176
cousubfp100%107,176
cousubname100%107,176
tractce100%107,176
tractname100%107,176
taxacctnum<0.1%36
taxyear<0.1%0
taxdistrict99.9%107,096
usecode99.9%107,095
usedesc<0.1%35
zoningcode<0.1%36
zoningdesc<0.1%0
numbldgs92.4%99,047
numunits87.3%93,551
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft99.9%107,060
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue86.3%92,446
landvalue92.8%99,482
agvalue<0.1%0
totalvalue92.9%99,520
taxacres100%107,176
calcarea100%107,176
saleamt62.7%67,206
saledate<0.1%22
ownertype99.7%106,892
ownername100%107,176
owneraddr99.9%107,096
ownercity99.9%107,096
ownerstate99.9%107,096
ownerzip99.9%107,096
parceladdr100%107,176
parcelcity100%107,176
parcelstate100%107,176
parcelzip100%107,176
legaldesc0.1%67
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book99.9%107,060
page99.9%107,060
block<0.1%0
lot0.1%80
parceltype0.3%268
accesstype0.3%268
iucnclass0.1%128
placename3.7%4,015
placetype3.7%3,916
firmid100%107,146
firmdate100%107,146
fldzone100%107,146
zonesubty88.3%94,599
staticbfe<0.1%1
elevmin99.5%106,633
elevmax99.5%106,633
elevavg99.5%106,633
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
naicscode16.5%17,702
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated0.1%116
centroidx100%107,176
centroidy100%107,176
surfpointx100%107,176
surfpointy100%107,176
geom100%107,176
extras100%107,176
ownerlist<0.1%0

Schema mapping

How source columns from the acquired Williamson 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 — Williamson County, Tennessee (47187) 1 entity · most recent acquisition per entity · generated 2026-07-25 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 pin lrsn parcel_typ sqft_asses imp_asses land_asses total_asse ac consider_l owner_1 own_street own_city own_state own_zip address city deed_bk_ls deed_pg_ls gislink geom county 12 cols ⇢ parcelid parcelid2 usecode bldgsqft imprvalue landvalue totalvalue taxacres saleamt ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity book page sourceurl geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 0.1% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 99.5% elevmin 99.5% elevmax 99.5% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 88.3% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 92.4% numbldgs 87.3% numunits 100% parcelstate 100% parcelzip lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxdistrict usecode numbldgs numunits bldgsqft imprvalue landvalue totalvalue taxacres calcarea saleamt ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book page firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras publish.parcel_layer columns not fed by these sources (42) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, yearbuilt, numfloors, bedrooms, halfbaths, fullbaths, agvalue saledate, legaldesc, township, section, qtrsection, range, plssdesc, block, lot, parceltype, accesstype, iucnclass, placename, placetype fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit ownerlist PARCEL 21 mapped · 12 kept in extras · 33 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin lrsn parcel_typ sqft_asses imp_asses land_asses total_asse ac consider_l owner_1 own_street own_city own_state own_zip address city deed_bk_ls deed_pg_ls gislink geom county parcelid parcelid2 usecode bldgsqft imprvalue landvalue totalvalue taxacres saleamt ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity book page sourceurl geom taxdistrict extras · 12 source columns preserved as json calculated, parcel_id, neighborhd, prop_typ, owner_2 deed_bk_lt, deed_pg_lt, consider_1, imp_val, land_marke total_mark, acc extras not present in source — filled with NULL (33) taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bedrooms, halfbaths, fullbaths, agvalue saledate, parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, block, lot, updated, parentid, fireplaces, heating cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Williamson County:

Frequently asked questions

Where can I find Williamson County, TN parcel and GIS data?

Land Records publishes a Williamson County, TN 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 Williamson County, TN dataset as a GeoPackage or CSV.

How many parcels are in Williamson County, TN?

The current dataset contains 107,176 parcel records for Williamson County, TN, each with its boundary geometry and assessor attributes.

What is the FIPS code for Williamson County, TN?

The FIPS code for Williamson County, TN is 47187.

What information does each Williamson County, TN parcel record include?

Each Williamson County, TN 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 Williamson County, TN parcel data free?

You can preview Williamson County, TN 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 Williamson County, TN have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated