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Iowa County, WI Parcels & GIS Data

Iowa County, WI parcel data: 31,554 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Iowa County, Wisconsin parcel data covering 31,554 property records.

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

Iowa County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 23,709. Its county seat and largest city is Dodgeville.

FIPS 55049

Official county website: http://www.iowacounty.org

The FIPS code for Iowa County is 55049.

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Attribute coverage

Iowa County contains 31,554 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%31,554
parcelid100%31,554
parcelid2100%31,554
ogparcelid100%31,554
ogparcelid2100%31,554
parentid<0.1%0
stackid<0.1%0
geoid100%31,554
statefp100%31,554
countyfp100%31,554
countyname100%31,554
cousubfp100%31,554
cousubname100%31,554
tractce100%31,554
tractname100%31,554
taxacctnum96.8%30,556
taxyear98.4%31,036
taxdistrict97.9%30,888
usecode84.5%26,667
usedesc<0.1%0
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs66.8%21,065
numunits24.6%7,765
yearbuilt<0.1%0
numfloors<0.1%8
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue37.1%11,695
landvalue84.5%26,667
agvalue<0.1%0
totalvalue84.5%26,667
taxacres96.6%30,471
calcarea100%31,554
saleamt<0.1%0
saledate<0.1%0
ownertype97.1%30,638
ownername97.1%30,638
owneraddr95.3%30,057
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr56.2%17,736
parcelcity98.4%31,034
parcelstate100%31,554
parcelzip100%31,554
legaldesc<0.1%0
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
parceltype3.4%1,073
accesstype3.4%1,073
iucnclass3.0%944
placename5.8%1,845
placetype5.8%1,824
firmid100%31,553
firmdate100%31,553
fldzone100%31,553
zonesubty96.9%30,590
staticbfe<0.1%4
elevmin100%31,543
elevmax100%31,543
elevavg100%31,543
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
naicscode26.1%8,226
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%31,554
centroidx100%31,554
centroidy100%31,554
surfpointx100%31,554
surfpointy100%31,554
geom100%31,554
extras100%31,554
lrversion100%31,554

Schema mapping

How source columns from the acquired Iowa 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 — Iowa County, Wisconsin (55049) 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 96.9% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 66.8% numbldgs lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode numbldgs 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 (47) — empty or below 50% fill in this county parentid, stackid, usedesc, zoningcode, zoningdesc, numunits, 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 Iowa County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated