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Sauk County, WI Parcels & GIS Data

Sauk County, WI parcel data: 53,904 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Sauk County, Wisconsin parcel data covering 53,904 property records.

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

Sauk County is a county in Wisconsin. It is named after a large village of the Sauk people. As of the 2020 census, the population was 65,763. Its county seat and largest city is Baraboo.

FIPS 55111

Official county website: http://www.co.sauk.wi.us

The FIPS code for Sauk County is 55111.

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Attribute coverage

Sauk County contains 53,904 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%53,904
parcelid100%53,904
parcelid2100%53,904
ogparcelid100%53,904
ogparcelid2100%53,904
parentid<0.1%0
stackid<0.1%0
geoid100%53,904
statefp100%53,904
countyfp100%53,904
countyname100%53,904
cousubfp100%53,904
cousubname100%53,904
tractce100%53,904
tractname100%53,904
taxacctnum0.1%54
taxyear100%53,904
taxdistrict100%53,901
usecode89.7%48,327
usedesc5.5%2,968
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs61.0%32,890
numunits59.5%32,081
yearbuilt<0.1%0
numfloors<0.1%24
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue98.5%53,083
landvalue99.5%53,620
agvalue<0.1%0
totalvalue99.5%53,621
taxacres99.9%53,824
calcarea100%53,904
saleamt<0.1%0
saledate<0.1%0
ownertype100%53,896
ownername100%53,896
owneraddr100%53,894
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr64.6%34,818
parcelcity100%53,899
parcelstate100%53,904
parcelzip100%53,904
legaldesc<0.1%0
township100%53,889
section100%53,889
qtrsection100%53,889
range100%53,889
plssdesc100%53,889
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype0.8%454
accesstype4.8%2,603
iucnclass2.7%1,469
placename45.6%24,593
placetype11.7%6,285
firmid100%53,904
firmdate100%53,904
fldzone100%53,904
zonesubty97.8%52,731
staticbfe<0.1%13
elevmin99.7%53,759
elevmax99.7%53,759
elevavg99.7%53,759
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
naicscode55.9%30,154
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%53,904
centroidx100%53,904
centroidy100%53,904
surfpointx100%53,904
surfpointy100%53,904
geom100%53,904
extras100%53,904
ownerlist66.8%35,990
placefp43.6%23,504
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Sauk 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 — Sauk County, Wisconsin (55111) 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 parcelid stateid taxrollyea propclass impvalue lndvalue cntassdval assdacres ownernme1 ownernme2 pstladress siteadress placename state zipcode loaddate geom schooldist id taxparceli parceldate addnumpref addnum addnumsuff prefix streetname streettype suffix landmarkna unittype unitid zip4 schooldi_1 mflvalue estfmkvalu netprpta grsprpta auxclass deedacres gisacres coname parcelfips parcelsrc longitude latitude parcelid parcelid2 taxyear usecode imprvalue landvalue totalvalue taxacres ownername owneraddr parceladdr parcelcity parcelstate parcelzip updated geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname geom · derived from geometry geom dem.us_1m · USGS 1m DEM 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 97.8% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 61.0% numbldgs 59.5% numunits 100% township 100% section 100% qtrsection 100% range 100% plssdesc 55.9% naicscode 66.8% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usecode numbldgs numunits imprvalue landvalue totalvalue taxacres calcarea ownertype ownername owneraddr parceladdr parcelcity parcelstate parcelzip township section qtrsection range plssdesc firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg naicscode updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (43) — empty or below 50% fill in this county parentid, stackid, taxacctnum, usedesc, zoningcode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue saleamt, saledate, ownercity, ownerstate, ownerzip, legaldesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp zoningurl PARCEL 18 mapped · 2 transformed · 37 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid stateid taxrollyea propclass impvalue lndvalue cntassdval assdacres ownernme1 ownernme2 pstladress siteadress placename state zipcode loaddate geom schooldist id taxparceli parceldate addnumpref addnum addnumsuff prefix streetname streettype suffix landmarkna unittype unitid zip4 schooldi_1 mflvalue estfmkvalu netprpta grsprpta auxclass deedacres gisacres coname parcelfips parcelsrc longitude latitude parcelid parcelid2 taxyear usecode imprvalue landvalue totalvalue taxacres ownername NULLIF( CASE WHEN (ownernme1::text IS NULL OR TRIM(ownernme1::t… owneraddr parceladdr parcelcity parcelstate parcelzip updated geom taxdistrict extras ( json_build_object( 'id', id::text, 'taxparceli', taxparceli::… not present in source — filled with NULL (37) taxacctnum, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue saleamt, saledate, ownercity, ownerstate, ownerzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot sourceurl, parentid, heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding

Neighboring counties

Parcel data for counties bordering Sauk County:

Frequently asked questions

Where can I find Sauk County, WI parcel and GIS data?

Land Records publishes a Sauk County, WI 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 Sauk County, WI dataset as a GeoPackage or CSV.

How many parcels are in Sauk County, WI?

The current dataset contains 53,904 parcel records for Sauk County, WI, each with its boundary geometry and assessor attributes.

What is the FIPS code for Sauk County, WI?

The FIPS code for Sauk County, WI is 55111.

What information does each Sauk County, WI parcel record include?

Each Sauk County, WI 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 Sauk County, WI parcel data free?

You can preview Sauk County, WI 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 Sauk County, WI have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated