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Dewey County, SD Parcels & GIS Data

Dewey County, SD parcel data: 11,036 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 11,036 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 11,036 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%11,036
parcelid100%11,034
parcelid287.7%9,681
ogparcelid100%11,033
ogparcelid246.7%5,159
parentid<0.1%0
stackid<0.1%0
geoid100%11,036
statefp100%11,036
countyfp100%11,036
countyname100%11,036
cousubfp100%11,036
cousubname100%11,036
tractce100%11,036
tractname100%11,036
taxacctnum<0.1%0
taxyear100%11,036
taxdistrict<0.1%0
usecode11.9%1,317
usedesc52.8%5,825
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs56.3%6,218
numunits6.4%708
yearbuilt<0.1%0
numfloors6.4%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
taxacres<0.1%0
calcarea100%11,036
saleamt<0.1%0
saledate<0.1%0
ownertype99.4%10,966
ownername99.4%10,966
owneraddr40.5%4,473
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr10.6%1,173
parcelcity55.1%6,084
parcelstate100%11,036
parcelzip100%11,036
legaldesc40.9%4,512
township99.7%11,002
section99.7%11,002
qtrsection99.7%11,002
range99.7%11,002
plssdesc99.7%11,002
book<0.1%0
page<0.1%0
block7.7%855
lot7.7%849
parceltype48.6%5,358
accesstype100%11,036
iucnclass1.1%121
placename16.1%1,774
placetype100%11,036
firmid100%11,032
firmdate100%11,032
fldzone100%11,032
zonesubty98.3%10,848
staticbfe<0.1%0
elevmin66.8%7,374
elevmax66.8%7,374
elevavg66.8%7,374
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%11,036
frsid0.2%20
dfrurl0.2%20
caapermit0.2%20
cwapermit0.2%20
rcrapermit0.2%20
updated87.7%9,683
centroidx100%11,036
centroidy100%11,036
surfpointx100%11,036
surfpointy100%11,036
geom100%11,036
extras100%11,035
ownerlist79.9%8,819
placefp13.2%1,461
zoningurl<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 2026-08-30 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 pin owner housenum address city state zip geom id shapeid compid parcelid ownername parceladdr parcelcity parcelstate parcelzip 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 87.7% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 66.8% elevmin 66.8% elevmax 66.8% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 98.3% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 87.7% parcelid2 52.8% usedesc 56.3% numbldgs 100% township 100% section 100% qtrsection 100% range 100% plssdesc 100% accesstype 100% placetype 100% naicscode 79.9% ownerlist lrid parcelid parcelid2 ogparcelid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear usedesc numbldgs calcarea ownertype ownername parceladdr parcelcity parcelstate parcelzip township section qtrsection range plssdesc accesstype placetype firmid firmdate fldzone zonesubty elevmin elevmax elevavg naicscode updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (50) — empty or below 50% fill in this county ogparcelid2, parentid, stackid, taxacctnum, taxdistrict, usecode, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip legaldesc, book, page, block, lot, parceltype, iucnclass, placename, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover siding, bldgtype, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp, zoningurl PARCEL 8 mapped · 2 transformed · 47 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin owner housenum address city state zip geom id shapeid compid parcelid ownername parceladdr (NULLIF(trim(concat(housenum, ' ', address)), ''))::text parcelcity parcelstate parcelzip geom extras (json_build_object('id', id::text, 'shapeid', shapeid::jsonb, '… not present in source — filled with NULL (47) parcelid2, taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, 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 11,036 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