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Dewey County, SD Parcels & GIS Data

Dewey County, SD parcel data: 12,867 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Dewey County, South Dakota parcel data covering 12,867 property records.

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

Dewey County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,239. Its county seat is Timber Lake.

FIPS 46041

Official county website: https://dewey.sdcounties.org/

The FIPS code for Dewey County is 46041.

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Attribute coverage

Dewey County contains 12,867 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%12,867
parcelid100%12,865
parcelid287.2%11,217
ogparcelid100%12,865
ogparcelid247.0%6,046
parentid<0.1%0
stackid<0.1%0
geoid100%12,867
statefp100%12,867
countyfp100%12,867
countyname100%12,867
cousubfp100%12,867
cousubname100%12,867
tractce100%12,867
tractname100%12,867
taxacctnum45.5%5,860
taxyear100%12,867
taxdistrict<0.1%0
usecode10.2%1,317
usedesc97.6%12,558
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs97.7%12,567
numunits5.5%708
yearbuilt<0.1%0
numfloors5.5%708
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
taxacres47.0%6,046
calcarea100%12,867
saleamt<0.1%0
saledate<0.1%0
ownertype47.0%6,051
ownername47.0%6,051
owneraddr46.6%5,994
ownercity46.9%6,029
ownerstate46.9%6,029
ownerzip46.9%6,029
parceladdr7.5%967
parcelcity11.6%1,495
parcelstate100%12,867
parcelzip100%12,867
legaldesc47.0%6,049
township99.4%12,784
section99.4%12,784
qtrsection99.4%12,784
range99.4%12,784
plssdesc99.4%12,784
book<0.1%0
page<0.1%0
block45.8%5,898
lot45.8%5,896
parceltype54.6%7,024
accesstype100%12,867
iucnclass0.9%122
placename6.6%854
placetype100%12,867
firmid100%12,861
firmdate100%12,861
fldzone100%12,861
zonesubty98.2%12,631
staticbfe<0.1%0
elevmin26.5%3,408
elevmax26.5%3,408
elevavg26.5%3,408
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
naicscode88.2%11,347
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated97.7%12,567
centroidx100%12,867
centroidy100%12,867
surfpointx100%12,867
surfpointy100%12,867
geom100%12,867
extras100%12,867
ownerlist28.6%3,682
placefp12.5%1,605
zoningurl<0.1%0
lbcsactivity1.5%197
lbcsfunction1.4%186
lbcstype83.1%10,697
lbcscharacter16.0%2,060
lbcsownership100%12,867
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Dewey 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 — Dewey County, South Dakota (46041) 1 entity · most recent acquisition per entity · generated 2026-10-10 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 parcel_number deeded_acres deedholder mailing_address_line1 mailing_address_line2 mailing_address_city mailing_address_state mailing_address_postal_code house_number address legal township section quarter range township_1 range_1 section_1 block lot geom 10 cols ⇢ parcelid parcelid2 taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr legaldesc township section qtrsection range plssdesc block lot 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 97.7% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 26.5% elevmin 26.5% elevmax 26.5% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 98.2% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 97.6% usedesc 97.7% numbldgs 100% parcelstate 100% parcelzip 54.6% parceltype 100% accesstype 100% placetype 88.2% naicscode 83.1% lbcstype 100% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear usedesc numbldgs taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelstate parcelzip legaldesc township section qtrsection range plssdesc block lot parceltype accesstype placetype firmid firmdate fldzone zonesubty elevmin elevmax elevavg naicscode updated centroidx centroidy surfpointx surfpointy geom extras lbcstype lbcsownership publish.parcel_layer columns not fed by these sources (46) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxdistrict, usecode, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, parcelcity, book, page, iucnclass, placename, staticbfe, fireplaces heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, frsid, dfrurl, caapermit, cwapermit, rcrapermit, ownerlist, placefp zoningurl, lbcsactivity, lbcsfunction, lbcscharacter, sourceurl PARCEL 18 mapped · 16 transformed · 10 kept in extras · 36 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_id parcel_number deeded_acres deedholder mailing_address_line1 mailing_address_line2 mailing_address_city mailing_address_state mailing_address_postal_code house_number address legal township section quarter range township_1 range_1 section_1 block lot geom parcelid NULLIF(BTRIM(parcel_id), '')::text parcelid2 NULLIF(BTRIM(parcel_number), '')::text taxacres ownername NULLIF(BTRIM(deedholder), '')::text owneraddr NULLIF(BTRIM(CONCAT_WS(', ', NULLIF(BTRIM(mailing_address_line1… ownercity NULLIF(BTRIM(mailing_address_city), '')::text ownerstate NULLIF(BTRIM(mailing_address_state), '')::text ownerzip NULLIF(BTRIM(mailing_address_postal_code), '')::text parceladdr NULLIF(BTRIM(CONCAT_WS(' ', NULLIF(BTRIM(house_number), ''), NU… legaldesc NULLIF(BTRIM(legal), '')::text township NULLIF(BTRIM(township), '')::text section NULLIF(BTRIM("section"), '')::text qtrsection NULLIF(BTRIM(quarter), '')::text range NULLIF(BTRIM("range"), '')::text plssdesc NULLIF(BTRIM(CONCAT_WS(' ', NULLIF(CONCAT('T', township_1), 'T'… block NULLIF(BTRIM("block"), '')::text lot NULLIF(BTRIM("lot"), '')::text geom extras · 10 source columns preserved as json secdivtxt, secdivno, secdivlab, townshipcode, junk_info partial_owner, computer_id, pdf_number, subdivision_number attention extras not present in source — filled with NULL (36) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, parcelcity, parcelstate, parcelzip, book, page, updated, sourceurl taxdistrict, parentid, heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding

Neighboring counties

Parcel data for counties bordering Dewey County:

Frequently asked questions

Where can I find Dewey County, SD parcel and GIS data?

Land Records publishes a Dewey County, SD 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 Dewey County, SD dataset as a GeoPackage or CSV.

How many parcels are in Dewey County, SD?

The current dataset contains 12,867 parcel records for Dewey County, SD, each with its boundary geometry and assessor attributes.

What is the FIPS code for Dewey County, SD?

The FIPS code for Dewey County, SD is 46041.

What information does each Dewey County, SD parcel record include?

Each Dewey County, SD 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 Dewey County, SD parcel data free?

You can preview Dewey County, SD 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 Dewey County, SD have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated