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King County, WA Parcels & GIS Data

King County, WA parcel data: 638,717 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes King County, Washington parcel data covering 638,717 property records.

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

King County is a county located in the U.S. state of Washington. The population was 2,269,675 in the 2020 census, making it the most populous county in Washington, and the 13th-most populous in the United States. The county seat is Seattle, also the state's most populous city.

FIPS 53033

Official county website: https://kingcounty.gov

The FIPS code for King County is 53033.

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Attribute coverage

King County contains 638,717 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL). For the LBCS columns, only real classifications count: the to-be-determined and not-applicable placeholder codes are excluded.

ColumnCoverageRecords populated
lrid100%638,717
parcelid100%638,717
parcelid224.6%157,281
ogparcelid100%638,717
ogparcelid224.6%157,281
parentid<0.1%0
stackid<0.1%0
geoid100%638,717
statefp100%638,717
countyfp100%638,717
countyname100%638,717
cousubfp100%638,717
cousubname100%638,717
tractce100%638,717
tractname100%638,717
taxacctnum<0.1%0
taxyear100%638,717
taxdistrict24.6%157,281
usecode98.3%627,824
usedesc99.3%634,320
zoningcode99.5%635,585
zoningdesc96.6%617,151
numbldgs99.2%633,537
numunits49.9%318,746
yearbuilt27.9%178,021
numfloors3.2%20,676
bldgsqft27.9%178,021
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue46.3%295,604
landvalue52.0%332,344
agvalue<0.1%0
totalvalue52.0%332,427
taxacres98.3%627,577
calcarea100%638,717
saleamt<0.1%0
saledate<0.1%0
ownertype5.9%37,888
ownername5.9%37,886
owneraddr1.4%9,141
ownercity1.4%9,257
ownerstate0.6%3,547
ownerzip1.5%9,264
parceladdr91.0%581,091
parcelcity99.0%632,210
parcelstate100%638,717
parcelzip100%638,698
legaldesc<0.1%0
township99.6%636,181
section99.6%636,181
qtrsection99.6%636,181
range99.6%636,181
plssdesc99.6%636,181
book<0.1%0
page<0.1%0
block99.7%636,521
lot99.7%636,521
parceltype1.6%10,370
accesstype1.7%10,694
iucnclass0.8%5,179
placename5.7%36,101
placetype5.7%36,578
firmid100%638,712
firmdate100%638,712
fldzone100%638,712
zonesubty98.1%626,899
staticbfe0.3%2,192
elevmin99.7%636,639
elevmax99.7%636,639
elevavg99.7%636,639
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
naicscode5.7%36,210
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%638,717
centroidx100%638,717
centroidy100%638,717
surfpointx100%638,717
surfpointy100%638,717
geom100%638,717
extras100%638,717
ownerlist4.9%31,336
placefp95.1%607,541
zoningurl76.0%485,113
lbcsactivity99.5%635,668
lbcsfunction99.5%635,300
lbcstype99.4%635,167
lbcscharacter99.5%635,241
lbcsownership8.1%51,607
sourceurl52.5%335,288

Schema mapping

How source columns from the acquired King 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 — King County, Washington (53033) 2 entities · most recent acquisition per entity · generated 2026-10-17 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 ownerparty owneradd1 ownerctyst ownerzip updt geom 4 cols ⇢ parcelid ownername owneraddr ownercity ownerzip updated geom extras ZONING zoningcode zoningdescription overlay zoningurl geom 5 cols ⇢ zoningcode zoningdesc restrictions sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% 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 98.1% zonesubty 0.3% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 98.3% usecode 99.3% usedesc 99.2% numbldgs 52.0% landvalue 52.0% totalvalue 98.3% taxacres 91.0% parceladdr 99.0% parcelcity 100% parcelstate 100% parcelzip 100% township 100% section 100% qtrsection 100% range 100% plssdesc 100% block 100% lot 95.1% placefp 76.0% zoningurl 100% lbcsactivity 99.5% lbcsfunction 99.4% lbcstype 99.5% lbcscharacter lrid parcelid ogparcelid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear usecode usedesc zoningcode zoningdesc numbldgs landvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerzip parceladdr parcelcity parcelstate parcelzip township section qtrsection range plssdesc block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras placefp zoningurl lbcsactivity lbcsfunction lbcstype lbcscharacter sourceurl publish.parcel_layer columns not fed by these sources (42) — empty or below 50% fill in this county parcelid2, ogparcelid2, parentid, stackid, taxacctnum, taxdistrict, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, agvalue, saleamt, saledate, ownerstate, legaldesc, book, page, parceltype, accesstype, iucnclass, placename, placetype, fireplaces heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, ownerlist lbcsownership PARCEL 7 mapped · 1 transformed · 4 kept in extras · 47 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin ownerparty owneradd1 ownerctyst ownerzip updt geom parcelid ownername owneraddr ownercity ownerzip updated CASE WHEN updt IS NULL THEN NULL ELSE to_timestamp(updt / 1000.… geom extras · 4 source columns preserved as json owneradd2, owneradd3, jurisdiction, county extras not present in source — filled with NULL (47) parcelid2, taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownerstate, parceladdr, parcelcity, parcelstate parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, sourceurl, taxdistrict, parentid, heatfuel fireplaces, heating, cooling, foundation, roofcover, siding ZONING 5 mapped · 5 kept in extras · 4 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING zoningcode zoningdescription overlay zoningurl geom zoningcode zoningdesc restrictions sourceurl geom extras · 5 source columns preserved as json zoningoverlay, zoningoverlayurl, dataprovider, editdate acres extras not present in source — filled with NULL (4) zoningtype, ordinance, setbacks, notes

Neighboring counties

Parcel data for counties bordering King County:

Frequently asked questions

Where can I find King County, WA parcel and GIS data?

Land Records publishes a King County, WA 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 King County, WA dataset as a GeoPackage or CSV.

How many parcels are in King County, WA?

The current dataset contains 638,717 parcel records for King County, WA, each with its boundary geometry and assessor attributes.

What is the FIPS code for King County, WA?

The FIPS code for King County, WA is 53033.

What information does each King County, WA parcel record include?

Each King County, WA 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 King County, WA parcel data free?

You can preview King County, WA 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 King County, WA have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated