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Sierra County, CA Parcels & GIS Data

Sierra County, CA parcel data: 5,191 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Sierra County, California parcel data covering 5,191 property records.

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

Sierra County is a county located in the U.S. state of California. As of the 2020 census, the population was 3,236, making it California's second-least populous county. The county seat is Downieville; the sole incorporated city is Loyalton.

FIPS 06091

Official county website: https://www.sierracounty.ca.gov/

The FIPS code for Sierra County is 06091.

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Attribute coverage

Sierra County contains 5,191 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%5,191
parcelid99.5%5,163
parcelid299.5%5,163
ogparcelid99.5%5,163
ogparcelid299.5%5,163
parentid<0.1%0
stackid<0.1%0
geoid100%5,191
statefp100%5,191
countyfp100%5,191
countyname100%5,191
cousubfp100%5,191
cousubname100%5,191
tractce100%5,191
tractname100%5,191
taxacctnum93.9%4,874
taxyear100%5,191
taxdistrict<0.1%0
usecode54.5%2,828
usedesc79.8%4,141
zoningcode5.8%300
zoningdesc5.8%300
numbldgs99.9%5,185
numunits31.5%1,634
yearbuilt<0.1%0
numfloors26.1%1,355
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue<0.1%0
landvalue<0.1%0
agvalue<0.1%0
totalvalue<0.1%0
taxacres<0.1%0
calcarea100%5,191
saleamt<0.1%0
saledate23.3%1,207
ownertype99.6%5,170
ownername99.1%5,143
owneraddr71.8%3,726
ownercity72.2%3,746
ownerstate71.6%3,715
ownerzip72.1%3,745
parceladdr61.6%3,197
parcelcity55.9%2,901
parcelstate100%5,191
parcelzip80.8%4,196
legaldesc<0.1%0
township99.9%5,187
section99.9%5,187
qtrsection99.9%5,187
range99.9%5,187
plssdesc99.9%5,187
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype13.4%698
accesstype33.0%1,713
iucnclass31.2%1,618
placename35.2%1,829
placetype34.9%1,812
firmid94.7%4,918
firmdate94.7%4,918
fldzone94.7%4,918
zonesubty86.2%4,474
staticbfe<0.1%0
elevmin78.8%4,091
elevmax78.8%4,091
elevavg78.8%4,091
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
naicscode2.5%131
frsid0.3%14
dfrurl0.3%14
caapermit0.3%14
cwapermit0.3%14
rcrapermit0.3%14
updated99.9%5,185
centroidx100%5,191
centroidy100%5,191
surfpointx100%5,191
surfpointy100%5,191
geom100%5,191
extras94.7%4,918
ownerlist75.4%3,912
placefp47.6%2,469
zoningurl5.6%292
lbcsactivity88.6%4,600
lbcsfunction88.3%4,584
lbcstype75.4%3,915
lbcscharacter97.5%5,063
lbcsownership99.1%5,143
sourceurl59.0%3,065

Schema mapping

How source columns from the acquired Sierra 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 — Sierra County, California (06091) 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 apn apn_1 owner_name fulladdress city_state_zip situs geom 14 cols ⇢ parcelid parcelid2 ownername owneraddr ownercity parceladdr geom extras ZONING geom code description new_class ucd_description 7 cols ⇢ geom zoningcode zoningdesc zoningtype notes extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 78.8% elevmin 78.8% elevmax 78.8% elevavg s_fld_haz_ar · FEMA NFHL 94.7% fldzone 86.2% zonesubty 94.7% firmdate 94.7% firmid supplemented · derived / other pipelines 93.9% taxacctnum 54.5% usecode 79.8% usedesc 100% numbldgs 71.6% ownerstate 72.1% ownerzip 55.9% parcelcity 100% parcelstate 80.8% parcelzip 100% township 100% section 100% qtrsection 100% range 100% plssdesc 75.4% ownerlist 88.6% lbcsactivity 88.3% lbcsfunction 75.4% lbcstype 97.5% lbcscharacter 99.1% lbcsownership 59.0% sourceurl lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear usecode usedesc zoningcode zoningdesc numbldgs calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip township section qtrsection range plssdesc firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (44) — empty or below 50% fill in this county parentid, stackid, taxdistrict, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue, agvalue totalvalue, taxacres, saleamt, saledate, legaldesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, staticbfe fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit placefp, zoningurl PARCEL 7 mapped · 2 transformed · 14 kept in extras · 47 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL apn apn_1 owner_name fulladdress city_state_zip situs geom parcelid parcelid2 ownername owneraddr ownercity nullif(btrim(regexp_replace(city_state_zip, ' [A-Z]{2}( [0-9]{5… parceladdr nullif(btrim(regexp_replace(regexp_replace(situs, ' [A-Z]{2}( [… geom extras · 14 source columns preserved as json objectid_1, entryid, apnnodash, asmt, tra, in_care_of mailing_address, associatedmaps, attachment_url attachment_url_1, attachment_url_2, attachment_url_3 attachment_url_4, attachment_url_5 extras not present in source — filled with NULL (47) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownerstate, ownerzip, parcelcity, parcelstate, parcelzip legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, parentid, heatfuel fireplaces, heating, cooling, foundation, roofcover, siding ZONING 5 mapped · 7 kept in extras · 4 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING geom code description new_class ucd_description geom zoningcode zoningdesc zoningtype notes extras · 7 source columns preserved as json county, jurisdiction, classkey, ucd_number, source, date version extras not present in source — filled with NULL (4) ordinance, setbacks, restrictions, sourceurl

Neighboring counties

Parcel data for counties bordering Sierra County:

Frequently asked questions

Where can I find Sierra County, CA parcel and GIS data?

Land Records publishes a Sierra County, CA 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 Sierra County, CA dataset as a GeoPackage or CSV.

How many parcels are in Sierra County, CA?

The current dataset contains 5,191 parcel records for Sierra County, CA, each with its boundary geometry and assessor attributes.

What is the FIPS code for Sierra County, CA?

The FIPS code for Sierra County, CA is 06091.

What information does each Sierra County, CA parcel record include?

Each Sierra County, CA 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 Sierra County, CA parcel data free?

You can preview Sierra County, CA 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 Sierra County, CA have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated