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Dane County, WI Parcels & GIS Data

Dane County, WI parcel data: 261,963 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Dane County, Wisconsin parcel data covering 261,963 property records.

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

Dane County is a county in the U.S. state of Wisconsin. The population was 561,504 at the 2020 census, making it the second-most populous county in Wisconsin, after Milwaukee County. The county seat is Madison, which is also the state capital.

FIPS 55025

Official county website: http://www.countyofdane.com

The FIPS code for Dane County is 55025.

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Attribute coverage

Dane County contains 261,963 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%261,963
parcelid100%261,963
parcelid2100%261,962
ogparcelid100%261,963
ogparcelid2100%261,962
parentid<0.1%0
stackid<0.1%0
geoid100%261,963
statefp100%261,963
countyfp100%261,963
countyname100%261,963
cousubfp100%261,963
cousubname100%261,963
tractce100%261,963
tractname100%261,963
taxacctnum<0.1%1
taxyear100%261,962
taxdistrict100%261,962
usecode93.9%245,916
usedesc<0.1%0
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs82.6%216,261
numunits65.5%171,505
yearbuilt<0.1%0
numfloors3.4%8,996
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue78.9%206,752
landvalue91.5%239,573
agvalue<0.1%0
totalvalue92.2%241,646
taxacres97.5%255,370
calcarea100%261,963
saleamt<0.1%0
saledate<0.1%0
ownertype100%261,962
ownername100%261,962
owneraddr99.9%261,714
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr93.5%244,807
parcelcity100%261,963
parcelstate100%261,963
parcelzip100%261,953
legaldesc<0.1%1
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype1.6%4,126
accesstype1.6%4,126
iucnclass0.7%1,951
placename11.7%30,616
placetype11.5%30,206
firmid100%261,963
firmdate100%261,963
fldzone100%261,963
zonesubty98.3%257,527
staticbfe0.2%548
elevmin99.9%261,781
elevmax99.9%261,781
elevavg99.9%261,781
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
naicscode25.3%66,213
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%261,962
centroidx100%261,963
centroidy100%261,963
surfpointx100%261,963
surfpointy100%261,963
geom100%261,963
extras100%261,963
lrversion100%261,963

Schema mapping

How source columns from the acquired Dane 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 — Dane County, Wisconsin (55025) 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 parcelid stateid taxparcelid taxrollyear propclass impvalue lndvalue cntassdvalue assdacres ownernme1 pstladress siteadress placename state zipcode loaddate geom schooldist 29 cols ⇢ parcelid parcelid2 taxacctnum 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 100% updated 100% lrversion 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 98.3% zonesubty 0.2% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 82.6% numbldgs 65.5% numunits lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode numbldgs numunits imprvalue landvalue totalvalue taxacres calcarea ownertype ownername owneraddr 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 (46) — empty or below 50% fill in this county parentid, stackid, usedesc, zoningcode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt, saledate ownercity, ownerstate, ownerzip, 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 18 mapped · 29 kept in extras · 36 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid stateid taxparcelid taxrollyear propclass impvalue lndvalue cntassdvalue assdacres ownernme1 pstladress siteadress placename state zipcode loaddate geom schooldist parcelid parcelid2 taxacctnum taxyear usecode imprvalue landvalue totalvalue taxacres ownername owneraddr parceladdr parcelcity parcelstate parcelzip updated geom taxdistrict extras · 29 source columns preserved as json parceldate, ownernme2, addnumprefix, addnum, addnumsuffix prefix, streetname, streettype, suffix, landmarkname unittype, unitid, zip4, schooldistno, improved, forestvalue estfmkvalue, netprpta, grsprpta, auxclass, deedacres gisacres, coname, parcelfips, parcelsrc, shape_area shape_len, longitude, latitude extras not present in source — filled with NULL (36) 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 fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Dane County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated