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Iowa County, WI Parcels & GIS Data

Iowa County, WI parcel data: 32,148 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Iowa County, Wisconsin parcel data covering 32,148 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 32,148 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%32,148
parcelid100%32,148
parcelid298.3%31,591
ogparcelid100%32,148
ogparcelid298.3%31,591
parentid<0.1%0
stackid<0.1%0
geoid100%32,148
statefp100%32,148
countyfp100%32,148
countyname100%32,148
cousubfp100%32,148
cousubname100%32,148
tractce100%32,148
tractname100%32,148
taxacctnum94.8%30,462
taxyear100%32,148
taxdistrict97.2%31,260
usecode84.4%27,132
usedesc0.4%140
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs38.1%12,233
numunits36.8%11,832
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue98.8%31,747
landvalue98.9%31,784
agvalue<0.1%0
totalvalue98.9%31,784
taxacres98.9%31,794
calcarea100%32,148
saleamt<0.1%0
saledate<0.1%0
ownertype96.4%30,998
ownername96.4%30,998
owneraddr94.9%30,515
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr38.2%12,272
parcelcity97.1%31,227
parcelstate100%32,148
parcelzip100%32,148
legaldesc<0.1%0
township100%32,134
section100%32,134
qtrsection100%32,134
range100%32,134
plssdesc100%32,134
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype2.4%778
accesstype3.4%1,081
iucnclass3.0%954
placename30.7%9,883
placetype5.7%1,833
firmid100%32,148
firmdate100%32,148
fldzone100%32,148
zonesubty96.9%31,167
staticbfe<0.1%5
elevmin100%32,137
elevmax100%32,137
elevavg100%32,137
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
naicscode45.9%14,744
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%32,148
centroidx100%32,148
centroidy100%32,148
surfpointx100%32,148
surfpointy100%32,148
geom100%32,148
extras100%32,148
ownerlist64.4%20,700
placefp27.4%8,797
zoningurl<0.1%0

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 2026-08-30 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 taxparceli taxrollyea propclass impvalue lndvalue cntassdval assdacres ownernme1 ownernme2 pstladress siteadress placename state zipcode loaddate geom schooldist id stateid parceldate auxclass mflvalue estfmkvalu netprpta grsprpta deedacres gisacres coname parcelfips parcelsrc longitude latitude zip4 landmarkna unittype unitid addnumpref addnum addnumsuff prefix streetname streettype suffix schooldi_1 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 96.9% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 94.8% taxacctnum 100% township 100% section 100% qtrsection 100% range 100% plssdesc 64.4% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode 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 updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (45) — empty or below 50% fill in this county parentid, stackid, usedesc, zoningcode, zoningdesc, numbldgs, numunits, 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, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit placefp, zoningurl PARCEL 18 mapped · 2 transformed · 37 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid taxparceli taxrollyea propclass impvalue lndvalue cntassdval assdacres ownernme1 ownernme2 pstladress siteadress placename state zipcode loaddate geom schooldist id stateid parceldate auxclass mflvalue estfmkvalu netprpta grsprpta deedacres gisacres coname parcelfips parcelsrc longitude latitude zip4 landmarkna unittype unitid addnumpref addnum addnumsuff prefix streetname streettype suffix schooldi_1 parcelid parcelid2 taxyear usecode imprvalue landvalue totalvalue taxacres ownername CASE WHEN btrim(COALESCE(ownernme1::text, ''::text)) = ''::text… owneraddr parceladdr parcelcity parcelstate parcelzip updated geom taxdistrict extras ( json_build_object( 'id', id::text, 'stateid', stateid::text, … 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 Iowa County:

Frequently asked questions

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

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

How many parcels are in Iowa County, WI?

The current dataset contains 32,148 parcel records for Iowa County, WI, each with its boundary geometry and assessor attributes.

What is the FIPS code for Iowa County, WI?

The FIPS code for Iowa County, WI is 55049.

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

Each Iowa 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 Iowa County, WI parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated