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Loudoun County, VA Parcels & GIS Data

Loudoun County, VA parcel data: 154,010 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Loudoun County, Virginia parcel data covering 154,010 property records.

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

Loudoun County is in the northern part of the Commonwealth of Virginia in the United States. In 2020, the census returned a population of 420,959, making it Virginia's third-most populous county. The county seat is Leesburg. Loudoun County is part of the Washington–Arlington–Alexandria, DC–VA–MD–WV Metropolitan Statistical Area.As of 2023, Loudoun County had a median household income of $156,821, the highest of any county or county equivalent in the nation.

FIPS 51107

Official county website: http://www.loudoun.gov/

The FIPS code for Loudoun County is 51107.

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Attribute coverage

Loudoun County contains 154,010 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%154,010
parcelid99.9%153,895
parcelid285.8%132,088
ogparcelid99.9%153,929
ogparcelid285.8%132,088
parentid13.8%21,329
stackid<0.1%0
geoid100%154,010
statefp100%154,010
countyfp100%154,010
countyname100%154,010
cousubfp100%154,010
cousubname100%154,010
tractce100%154,010
tractname100%154,010
taxacctnum85.8%132,122
taxyear<0.1%7
taxdistrict85.8%132,077
usecode<0.1%15
usedesc<0.1%2
zoningcode99.9%153,848
zoningdesc85.5%131,639
numbldgs93.0%143,287
numunits86.0%132,512
yearbuilt<0.1%0
numfloors<0.1%1
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue<0.1%1
landvalue<0.1%9
agvalue<0.1%0
totalvalue<0.1%9
taxacres86.1%132,543
calcarea100%154,010
saleamt<0.1%3
saledate<0.1%4
ownertype<0.1%20
ownername<0.1%17
owneraddr<0.1%15
ownercity<0.1%15
ownerstate<0.1%15
ownerzip<0.1%15
parceladdr93.0%143,285
parcelcity93.0%143,265
parcelstate100%154,010
parcelzip100%154,010
legaldesc99.9%153,848
township<0.1%0
section<0.1%4
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%14
page<0.1%12
block11.0%16,955
lot76.1%117,192
parceltype0.9%1,389
accesstype0.9%1,389
iucnclass0.8%1,172
placename7.9%12,241
placetype7.9%12,135
firmid100%153,974
firmdate100%153,974
fldzone100%153,974
zonesubty99.4%153,017
staticbfe<0.1%16
elevmin99.6%153,388
elevmax99.6%153,388
elevavg99.6%153,388
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
naicscode<0.1%31
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated99.9%153,932
centroidx100%154,010
centroidy100%154,010
surfpointx100%154,010
surfpointy100%154,010
geom100%154,010
extras100%153,993
ownerlist<0.1%12
placefp74.6%114,964
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Loudoun 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 — Loudoun County, Virginia (51107) 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 parcelid vgin_qpid ptm_id lastupdate geom locality 3 cols ⇢ parcelid parcelid2 taxacctnum updated geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 0.0% taxyear geom · derived from geometry geom dem.us_1m · USGS 1m DEM 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 99.4% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 100% zoningcode 85.5% zoningdesc 93.0% numbldgs 86.0% numunits 86.1% taxacres 93.0% parceladdr 93.0% parcelcity 100% parcelstate 100% parcelzip 100% legaldesc 76.1% lot 74.6% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict zoningcode zoningdesc numbldgs numunits taxacres calcarea parceladdr parcelcity parcelstate parcelzip legaldesc lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras placefp publish.parcel_layer columns not fed by these sources (51) — empty or below 50% fill in this county parentid, stackid, usecode, usedesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue saleamt, saledate, ownertype, ownername, owneraddr, ownercity, ownerstate, ownerzip, township, section, qtrsection, range, plssdesc, book, page block, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, ownerlist, zoningurl PARCEL 6 mapped · 3 kept in extras · 48 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid vgin_qpid ptm_id lastupdate geom locality parcelid parcelid2 taxacctnum updated geom taxdistrict extras · 3 source columns preserved as json shape_starea__, shape_stlength__, fips extras not present in source — filled with NULL (48) taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr parcelcity, parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, sourceurl, parentid fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Loudoun County:

Frequently asked questions

Where can I find Loudoun County, VA parcel and GIS data?

Land Records publishes a Loudoun County, VA 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 Loudoun County, VA dataset as a GeoPackage or CSV.

How many parcels are in Loudoun County, VA?

The current dataset contains 154,010 parcel records for Loudoun County, VA, each with its boundary geometry and assessor attributes.

What is the FIPS code for Loudoun County, VA?

The FIPS code for Loudoun County, VA is 51107.

What information does each Loudoun County, VA parcel record include?

Each Loudoun County, VA 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 Loudoun County, VA parcel data free?

You can preview Loudoun County, VA 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 Loudoun County, VA have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated