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Marin County, CA Parcels & GIS Data

Marin County, CA parcel data: 96,224 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Marin County, California parcel data covering 96,224 property records.

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

Marin County is a county located in the northwestern part of the San Francisco Bay Area of the U.S. state of California. As of the 2020 census, the population was 262,321. Its county seat and largest city is San Rafael.

FIPS 06041

The FIPS code for Marin County is 06041.

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Attribute coverage

Marin County contains 96,224 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%96,224
parcelid100%96,224
parcelid2100%96,223
ogparcelid100%96,224
ogparcelid2100%96,223
parentid<0.1%0
stackid<0.1%0
geoid100%96,224
statefp100%96,224
countyfp100%96,224
countyname100%96,224
cousubfp100%96,224
cousubname100%96,224
tractce100%96,224
tractname100%96,224
taxacctnum<0.1%1
taxyear<0.1%1
taxdistrict99.9%96,173
usecode100%96,224
usedesc99.9%96,099
zoningcode0.5%455
zoningdesc0.5%455
numbldgs90.1%86,693
numunits99.9%96,098
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%1
bedrooms<0.1%1
halfbaths<0.1%1
fullbaths<0.1%1
imprvalue<0.1%1
landvalue<0.1%1
agvalue<0.1%1
totalvalue<0.1%1
taxacres99.9%96,106
calcarea100%96,224
saleamt<0.1%0
saledate0.1%122
ownertype100%96,224
ownername100%96,193
owneraddr98.5%94,748
ownercity99.9%96,158
ownerstate99.9%96,159
ownerzip99.5%95,769
parceladdr99.1%95,385
parcelcity98.6%94,881
parcelstate100%96,224
parcelzip100%96,176
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%1
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype2.6%2,481
accesstype2.6%2,481
iucnclass1.0%1,008
placename6.4%6,170
placetype6.3%6,092
firmid99.9%96,113
firmdate99.9%96,113
fldzone99.9%96,113
zonesubty86.2%82,967
staticbfe9.6%9,275
elevmin99.3%95,563
elevmax99.3%95,563
elevavg99.3%95,563
fireplaces<0.1%1
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
naicscode13.5%13,018
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated0.5%457
centroidx100%96,224
centroidy100%96,224
surfpointx100%96,224
surfpointy100%96,224
geom100%96,224
extras100%96,224
lrversion100%96,224

Schema mapping

How source columns from the acquired Marin 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 — Marin County, California (06041) 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 propid usecd usecddesc livingunits acres mailtoname1 mailline1 mailcity mailstate mailzipcode assessorsitusaddress geom taxratearea 7 cols ⇢ parcelid parcelid2 usecode usedesc numunits taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 0.5% updated 100% lrversion geom · derived from geometry geom dem.us_1m · USGS 1m DEM 99.3% elevmin 99.3% elevmax 99.3% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 86.2% zonesubty 9.6% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 90.1% numbldgs 98.6% parcelcity 100% parcelstate 100% parcelzip lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxdistrict usecode usedesc numbldgs numunits taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras lrversion publish.parcel_layer columns not fed by these sources (47) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, zoningcode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue landvalue, agvalue, totalvalue, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit PARCEL 14 mapped · 7 kept in extras · 40 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel propid usecd usecddesc livingunits acres mailtoname1 mailline1 mailcity mailstate mailzipcode assessorsitusaddress geom taxratearea parcelid parcelid2 usecode usedesc numunits taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr geom taxdistrict extras · 7 source columns preserved as json rectify, asrgeoref, asrcaddwg, propenddt, jurisdiction shape_starea__, shape_stlength__ extras not present in source — filled with NULL (40) taxacctnum, taxyear, zoningcode, zoningdesc, numbldgs, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue agvalue, totalvalue, saleamt, saledate, parcelcity, parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book page, block, lot, updated, sourceurl, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Marin County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated