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DuPage County, IL Parcels & GIS Data

DuPage County, IL parcel data: 337,030 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes DuPage County, Illinois parcel data covering 337,030 property records.

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

DuPage County is located in the U.S. state of Illinois, and is one of the collar counties of the Chicago metropolitan area. As of the 2020 census, the population was 932,877, making it Illinois' second-most populous county. Its county seat is Wheaton.

FIPS 17043

Official county website: https://www.dupageco.org/

The FIPS code for DuPage County is 17043.

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Attribute coverage

DuPage County contains 337,030 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%337,030
parcelid100%337,030
parcelid2<0.1%58
ogparcelid100%337,030
ogparcelid2<0.1%55
parentid<0.1%1
stackid<0.1%0
geoid100%337,030
statefp100%337,030
countyfp100%337,030
countyname100%337,030
cousubfp100%337,030
cousubname100%337,030
tractce100%337,030
tractname100%337,030
taxacctnum<0.1%0
taxyear100%337,030
taxdistrict99.8%336,454
usecode85.2%287,067
usedesc85.2%287,064
zoningcode12.2%41,019
zoningdesc<0.1%0
numbldgs93.3%314,425
numunits92.7%312,404
yearbuilt<0.1%3
numfloors76.0%256,070
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue99.6%335,831
landvalue99.6%335,831
agvalue93.0%313,461
totalvalue99.6%335,834
taxacres100%336,903
calcarea100%337,030
saleamt<0.1%3
saledate<0.1%0
ownertype99.8%336,501
ownername99.8%336,503
owneraddr99.8%336,502
ownercity<0.1%14
ownerstate<0.1%14
ownerzip<0.1%14
parceladdr99.8%336,503
parcelcity<0.1%68
parcelstate100%337,030
parcelzip100%337,030
legaldesc99.8%336,452
township100%337,021
section100%337,021
qtrsection100%337,021
range100%337,021
plssdesc100%337,021
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype1.2%3,891
accesstype1.2%3,891
iucnclass0.4%1,422
placename12.1%40,883
placetype11.7%39,392
firmid100%337,030
firmdate100%337,030
fldzone100%337,030
zonesubty98.6%332,203
staticbfe0.2%585
elevmin100%336,932
elevmax100%336,932
elevavg100%336,932
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
naicscode17.5%58,967
frsid<0.1%1
dfrurl<0.1%1
caapermit<0.1%1
cwapermit<0.1%1
rcrapermit<0.1%1
updated<0.1%70
centroidx100%337,030
centroidy100%337,030
surfpointx100%337,030
surfpointy100%337,030
geom100%337,030
extras100%337,030
ownerlist99.6%335,630
placefp87.9%296,089
zoningurl<0.1%0

Schema mapping

How source columns from the acquired DuPage 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 — DuPage County, Illinois (17043) 1 entity · most recent acquisition per entity · generated 2026-08-15 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 rea017_fcv_imp rea017_fcv_land rea017_fcv_total acreage billname billaddrl1 billaddrl2 propaddrl1 propaddrl2 legaldes1 legaldes2 legaldes3 legaldes4 legaldes5 legaldes6 legaldes7 legaldes8 legaldes9 geom municipality acre_source billstnum billstdir billstname billapt billcity billstate billzip billzipsuf propname propstnum propstdir propstname propapt propcity propstate propzip propzipsuf parcelstat exemptcode taxcode billvalue taxrate taxamount specialservicedistrict specialpolicedistrict fireprotectiondistrict librarydistrict parkdistrict sanitarydistrict mosquitoabatementdistrict surfacewaterdistrict gradeschooldistrict unitschooldistrict communitycollegedistrict otherdistrict watercommission airportauthority legalcode1 legalcode2 legalcode3 legalcode4 legalcode5 legalcode6 legalcode7 legalcode8 legalcode9 rea017_prop_class rea017_dual_land rea017_dual_imp rea017_dual_total rea017_prorate hqs_pages parcel_status highschooldistrict major_property_owner river_basin1 river_basin2 river_basin3 river_basin4 street_bridges mental_health gis_prop_class shape parcelid imprvalue landvalue totalvalue taxacres ownername owneraddr parceladdr legaldesc 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% taxyear 0.0% updated 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 98.6% zonesubty 0.2% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 85.2% usecode 85.2% usedesc 93.3% numbldgs 92.7% numunits 76.0% numfloors 93.0% agvalue 100% parcelstate 100% parcelzip 100% township 100% section 100% qtrsection 100% range 100% plssdesc 100% ownerlist 87.9% placefp lrid parcelid ogparcelid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usecode usedesc numbldgs numunits numfloors imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr parceladdr parcelstate parcelzip legaldesc township section qtrsection range plssdesc firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp publish.parcel_layer columns not fed by these sources (42) — empty or below 50% fill in this county parcelid2, ogparcelid2, parentid, stackid, taxacctnum, zoningcode, zoningdesc, yearbuilt, bldgsqft, bedrooms, halfbaths, fullbaths, saleamt saledate, ownercity, ownerstate, ownerzip, parcelcity, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit zoningurl PARCEL 12 mapped · 4 transformed · 43 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin rea017_fcv_imp rea017_fcv_land rea017_fcv_total acreage billname billaddrl1 billaddrl2 propaddrl1 propaddrl2 legaldes1 legaldes2 legaldes3 legaldes4 legaldes5 legaldes6 legaldes7 legaldes8 legaldes9 geom municipality acre_source billstnum billstdir billstname billapt billcity billstate billzip billzipsuf propname propstnum propstdir propstname propapt propcity propstate propzip propzipsuf parcelstat exemptcode taxcode billvalue taxrate taxamount specialservicedistrict specialpolicedistrict fireprotectiondistrict librarydistrict parkdistrict sanitarydistrict mosquitoabatementdistrict surfacewaterdistrict gradeschooldistrict unitschooldistrict communitycollegedistrict otherdistrict watercommission airportauthority legalcode1 legalcode2 legalcode3 legalcode4 legalcode5 legalcode6 legalcode7 legalcode8 legalcode9 rea017_prop_class rea017_dual_land rea017_dual_imp rea017_dual_total rea017_prorate hqs_pages parcel_status highschooldistrict major_property_owner river_basin1 river_basin2 river_basin3 river_basin4 street_bridges mental_health gis_prop_class shape parcelid imprvalue landvalue totalvalue taxacres ownername owneraddr NULLIF(concat_ws(' ', NULLIF(btrim(billaddrl1), ''), NULLIF(btr… parceladdr NULLIF(concat_ws(' ', NULLIF(btrim(propaddrl1), ''), NULLIF(btr… legaldesc NULLIF(concat_ws(' ', NULLIF(btrim(legaldes1), ''), NULLIF(btri… geom taxdistrict extras ( json_build_object( 'acre_source', acre_source::text, 'billstn… not present in source — filled with NULL (43) parcelid2, taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, agvalue, saleamt, saledate, ownercity, ownerstate, ownerzip, parcelcity, parcelstate, parcelzip, township, section qtrsection, range, plssdesc, book, page, block, lot, updated, sourceurl, parentid, heatfuel, fireplaces, heating, cooling, foundation roofcover, siding

Neighboring counties

Parcel data for counties bordering DuPage County:

Frequently asked questions

Where can I find DuPage County, IL parcel and GIS data?

Land Records publishes a DuPage County, IL 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 DuPage County, IL dataset as a GeoPackage or CSV.

How many parcels are in DuPage County, IL?

The current dataset contains 337,030 parcel records for DuPage County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for DuPage County, IL?

The FIPS code for DuPage County, IL is 17043.

What information does each DuPage County, IL parcel record include?

Each DuPage County, IL 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 DuPage County, IL parcel data free?

You can preview DuPage County, IL 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 DuPage County, IL have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated