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Adams County, WA Parcels & GIS Data

Adams County, WA parcel data: 13,707 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Adams County, Washington parcel data covering 13,707 property records.

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

Adams County is a county in the U.S. state of Washington. As of the 2020 census, the population was 20,613. The county seat is Ritzville, and its largest city is Othello.

FIPS 53001

Official county website: http://www.co.adams.wa.us

The FIPS code for Adams County is 53001.

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Attribute coverage

Adams County contains 13,707 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%13,707
parcelid100%13,707
parcelid2100%13,707
ogparcelid100%13,707
ogparcelid2100%13,707
parentid<0.1%0
stackid<0.1%0
geoid100%13,707
statefp100%13,707
countyfp100%13,707
countyname100%13,707
cousubfp100%13,707
cousubname100%13,707
tractce100%13,707
tractname100%13,707
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict100%13,707
usecode99.9%13,690
usedesc98.6%13,513
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs50.9%6,981
numunits47.5%6,515
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue48.0%6,576
landvalue91.8%12,577
agvalue1.0%139
totalvalue90.7%12,427
taxacres<0.1%0
calcarea100%13,707
saleamt<0.1%0
saledate<0.1%0
ownertype98.9%13,559
ownername98.9%13,559
owneraddr98.2%13,457
ownercity98.2%13,455
ownerstate98.2%13,455
ownerzip98.2%13,454
parceladdr58.1%7,966
parcelcity34.6%4,748
parcelstate100%13,707
parcelzip100%13,707
legaldesc98.6%13,509
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
block<0.1%0
lot<0.1%0
parceltype2.7%372
accesstype2.7%372
iucnclass2.6%359
placename5.5%757
placetype5.4%746
firmid100%13,707
firmdate100%13,707
fldzone100%13,707
zonesubty95.8%13,130
staticbfe<0.1%0
elevmin73.9%10,127
elevmax73.9%10,127
elevavg73.9%10,127
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
naicscode5.5%757
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%13,707
centroidx100%13,707
centroidy100%13,707
surfpointx100%13,707
surfpointy100%13,707
geom100%13,707
extras100%13,707
lrversion100%13,707

Schema mapping

How source columns from the acquired Adams 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 — Adams County, Washington (53001) 1 entity · most recent acquisition per entity · generated 2026-07-13 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_nr orig_parcel_id landuse_cd value_bldg value_land situs_address situs_city_nm situs_zip_nr data_link geom county_nm 4 cols ⇢ parcelid parcelid2 usecode imprvalue landvalue parceladdr parcelcity parcelzip 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 100% updated 100% lrversion geom · derived from geometry geom dem.us_1m · USGS 1m DEM 73.9% elevmin 73.9% elevmax 73.9% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 95.8% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 98.6% usedesc 50.9% numbldgs 90.7% totalvalue 98.9% ownertype 98.9% ownername 98.2% owneraddr 98.2% ownercity 98.2% ownerstate 98.2% ownerzip 100% parcelstate 98.6% legaldesc lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxdistrict usecode usedesc numbldgs imprvalue landvalue totalvalue calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras lrversion publish.parcel_layer columns not fed by these sources (46) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths agvalue, taxacres, saleamt, saledate, township, section, qtrsection, range, plssdesc, book, page, block, lot, parceltype, accesstype, iucnclass placename, placetype, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl caapermit, cwapermit, rcrapermit PARCEL 11 mapped · 4 kept in extras · 43 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_id_nr orig_parcel_id landuse_cd value_bldg value_land situs_address situs_city_nm situs_zip_nr data_link geom county_nm parcelid parcelid2 usecode imprvalue landvalue parceladdr parcelcity parcelzip sourceurl geom taxdistrict extras · 4 source columns preserved as json fips_nr, sub_address, orig_landuse_cd, globalid extras not present in source — filled with NULL (43) taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths agvalue, totalvalue, taxacres, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parcelstate, legaldesc, township section, qtrsection, range, plssdesc, book, page, block, lot, updated, parentid, fireplaces, heating, cooling, foundation, roofcover, siding heatfuel

Neighboring counties

Parcel data for counties bordering Adams County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated