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San Juan County, WA Parcels & GIS Data

San Juan County, WA parcel data: 17,398 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes San Juan County, Washington parcel data covering 17,398 property records.

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

San Juan County is a county in the Salish Sea in the far northwestern corner of the U.S. state of Washington. As of the 2020 census, its population was 17,788. The county seat and only incorporated town is Friday Harbor, on San Juan Island.

FIPS 53055

Official county website: http://www.sanjuanco.com

The FIPS code for San Juan County is 53055.

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Attribute coverage

San Juan County contains 17,398 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%17,398
parcelid100%17,398
parcelid2100%17,398
ogparcelid100%17,398
ogparcelid2100%17,398
parentid<0.1%0
stackid<0.1%0
geoid100%17,398
statefp100%17,398
countyfp100%17,398
countyname100%17,398
cousubfp100%17,398
cousubname100%17,398
tractce100%17,398
tractname100%17,398
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict100%17,398
usecode100%17,394
usedesc<0.1%0
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs77.0%13,391
numunits72.5%12,617
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue72.5%12,617
landvalue93.6%16,281
agvalue<0.1%0
totalvalue<0.1%0
taxacres<0.1%0
calcarea100%17,398
saleamt<0.1%0
saledate<0.1%0
ownertype<0.1%0
ownername<0.1%0
owneraddr<0.1%0
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr95.2%16,570
parcelcity73.9%12,857
parcelstate100%17,398
parcelzip99.8%17,371
legaldesc<0.1%0
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
parceltype100%17,398
accesstype100%17,398
iucnclass99.6%17,326
placename100%17,398
placetype100%17,398
firmid100%17,398
firmdate100%17,398
fldzone100%17,398
zonesubty96.7%16,832
staticbfe2.8%483
elevmin<0.1%0
elevmax<0.1%0
elevavg<0.1%0
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
naicscode100%17,398
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%17,398
centroidx100%17,398
centroidy100%17,398
surfpointx100%17,398
surfpointy100%17,398
geom100%17,398
extras100%17,398
lrversion100%17,398

Schema mapping

How source columns from the acquired San Juan 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 — San Juan County, Washington (53055) 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 s_fld_haz_ar · FEMA NFHL 100% fldzone 96.7% zonesubty 2.8% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 77.0% numbldgs 72.5% numunits 100% parcelstate 100% parceltype 100% accesstype 100% iucnclass 100% placename 100% placetype 100% naicscode lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxdistrict usecode numbldgs numunits imprvalue landvalue calcarea parceladdr parcelcity parcelstate parcelzip parceltype accesstype iucnclass placename placetype firmid firmdate fldzone zonesubty staticbfe naicscode updated centroidx centroidy surfpointx surfpointy geom extras lrversion publish.parcel_layer columns not fed by these sources (50) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths agvalue, totalvalue, taxacres, saleamt, saledate, ownertype, ownername, owneraddr, ownercity, ownerstate, ownerzip, legaldesc, township section, qtrsection, range, plssdesc, book, page, block, lot, elevmin, elevmax, elevavg, fireplaces, heating, heatfuel, cooling, foundation roofcover, siding, bldgtype, 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 San Juan County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated