DuPage County, IL Parcels & GIS Data DuPage County, IL parcel data: 337,219 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.
Land Records publishes DuPage County, Illinois parcel data covering 337,219 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.
DuPage County contains 337,219 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL). For the LBCS columns, only real classifications count: the to-be-determined and not-applicable placeholder codes are excluded.
Column Coverage Records populated lrid100% 337,219 parcelid100% 337,219 parcelid20.1% 258 ogparcelid100% 337,219 ogparcelid2<0.1% 52 parentid0.1% 206 stackid0.1% 463 geoid100% 337,219 statefp100% 337,219 countyfp100% 337,219 countyname100% 337,219 cousubfp100% 337,219 cousubname100% 337,219 tractce100% 337,219 tractname100% 337,219 taxacctnum<0.1% 0 taxyear99.9% 337,013 taxdistrict99.8% 336,643 usecode85.2% 287,219 usedesc98.8% 333,278 zoningcode66.5% 224,131 zoningdesc51.1% 172,389 numbldgs100% 337,163 numunits92.6% 312,404 yearbuilt<0.1% 0 numfloors76.3% 257,365 bldgsqft<0.1% 0 bedrooms<0.1% 0 halfbaths<0.1% 0 fullbaths<0.1% 0 imprvalue99.6% 335,823 landvalue99.6% 335,823 agvalue93.0% 313,459 totalvalue99.6% 335,823 taxacres100% 337,099 calcarea100% 337,219 saleamt<0.1% 0 saledate<0.1% 0 ownertype99.8% 336,487 ownername99.8% 336,487 owneraddr99.8% 336,489 ownercity<0.1% 0 ownerstate<0.1% 0 ownerzip<0.1% 0 parceladdr99.8% 336,693 parcelcity1.2% 4,010 parcelstate100% 337,219 parcelzip100% 337,219 legaldesc99.8% 336,659 township100% 337,210 section100% 337,210 qtrsection100% 337,210 range100% 337,210 plssdesc100% 337,210 book<0.1% 0 page<0.1% 0 block<0.1% 0 lot<0.1% 0 parceltype1.2% 3,888 accesstype1.2% 3,888 iucnclass0.4% 1,419 placename12.1% 40,928 placetype11.8% 39,783 firmid100% 337,219 firmdate100% 337,219 fldzone100% 337,219 zonesubty98.6% 332,391 staticbfe0.2% 585 elevmin100% 337,121 elevmax100% 337,121 elevavg100% 337,121 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% 58,962 frsid<0.1% 1 dfrurl<0.1% 1 caapermit<0.1% 1 cwapermit<0.1% 1 rcrapermit<0.1% 1 updated100% 337,219 centroidx100% 337,219 centroidy100% 337,219 surfpointx100% 337,219 surfpointy100% 337,219 geom100% 337,219 extras100% 337,219 ownerlist99.5% 335,616 placefp87.8% 296,074 zoningurl55.0% 185,419 lbcsactivity98.5% 332,157 lbcsfunction98.2% 331,243 lbcstype96.0% 323,749 lbcscharacter99.0% 333,891 lbcsownership99.8% 336,506 sourceurl<0.1% 0
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)
3 entities · most recent acquisition per entity · generated 2026-10-10
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 REFTABLE
parcelid lowparceli cvttxdscrp building unit cnvyname geom parcelid parcelid2 parcelcity house_number unit suburb geom ZONING
zoning zone_descrip notes geom pin zone_lable fulladdress siteaddres site_address owner_address streetnumber streetname streetsuffix unit occupant city state sitezip_1 county ownername address_1 gnis township taxcode usecode usecodedes taxname sitecity sitestate sitezip recordedac legaldesc mailingadd mailinga_1 mailingcit mailingsta mailingzip docnumber docdate municipali airportdis ambulanced cemeterydi collegedis conservati drainagedi enterprise firedistri librarydis mosquitodi parkdistri sanitarydi schooldist solidwaste highwaydis waterdistr tifdistric ssa cbdistrict cbname adduser adddate edituser editdate pin_dashless parcel_type created_doc created_date retired_doc retired_date alt_pin legal tax_code class tax_status municipality gross_acres homesite_ac farm_ac gis_acres lot_dim farm_building farm_land non_farm_building non_farm_land total_assessed tax_billed site_csz owner_name owner_addr1 owner_addr2 owner_csz fabric_guid effective_created_date effective_retired_date drainage_district partial_building status zoningcode zoningdesc notes geom extras determined · ground truth
100%
lrid 100%
geoid 100%
statefp 100%
countyfp 100%
countyname 100%
cousubfp 100%
cousubname 100%
tractce 100%
tractname 100%
taxyear 100%
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 98.8%
usedesc 100%
numbldgs 92.6%
numunits 76.3%
numfloors 93.0%
agvalue 100%
parcelstate 100%
parcelzip 100%
township 100%
section 100%
qtrsection 100%
range 100%
plssdesc 100%
ownerlist 87.8%
placefp 55.0%
zoningurl 98.5%
lbcsactivity 98.2%
lbcsfunction 96.0%
lbcstype 99.0%
lbcscharacter 100%
lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usecode usedesc zoningcode zoningdesc numbldgs numunits numfloors imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr parceladdr parcelcity 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 zoningurl lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (37) — empty or below 50% fill in this county
parentid, stackid, taxacctnum, yearbuilt, bldgsqft, bedrooms, halfbaths, fullbaths, saleamt, saledate, ownercity, ownerstate, ownerzip, book
page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover
siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, sourceurl
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
REFTABLE
7 mapped · 6 transformed · 4 kept in extras · 114 unmapped (NULL)
SOURCE COLUMNS
HARMONIZED → REFTABLE
parcelid lowparceli cvttxdscrp building unit cnvyname geom parcelid NULLIF(TRIM(parcelid), '')::text
parcelid2 NULLIF(TRIM(lowparceli), '')::text
parcelcity NULLIF(TRIM(cvttxdscrp), '')::text
house_number NULLIF(TRIM(building), '')::text
unit NULLIF(TRIM(unit), '')::text
suburb NULLIF(TRIM(cnvyname), '')::text
geom not present in source — filled with NULL (114)
taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, bldgsqft, bedrooms, halfbaths, fullbaths
imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr
parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, zoningtype, zoningordinance
zoningsetbacks, zoningrestrictions, landusecode, landusedesc, lbcsdimension, lbcscode, house, category, near, road, level, staircase, entrance
po_box, postcode, city_district, city, island, state_district, state, country_region, country, world_region, bldgtype, numfloors, yearremodel
livingarea, bldgquality, bldgcondition, architecture, totalrooms, fireplaces, heating, cooling, foundation, attic, atticsqft, intwall, extwall
roofstyle, roofcover, roofheight, fsagpfeet, siding, framing, basementsqft, attgaragesqft, detgaragesqft, garagestalls, situsaddress
appraisedvalue, assessedvalue, boatlift, boatdock, boathouse, pool, gazebo, irrigation, riprap, solarium, carport, greenhouse, openporch
enclporch, sauna, wooddeck, hottub, patio, shed, workshop, sourceurl, taxdistrict, parentid, heatfuel
ZONING
5 mapped · 4 transformed · 5 unmapped (NULL)
SOURCE COLUMNS
HARMONIZED → ZONING
zoning zone_descrip notes geom pin zone_lable fulladdress siteaddres site_address owner_address streetnumber streetname streetsuffix unit occupant city state sitezip_1 county ownername address_1 gnis township taxcode usecode usecodedes taxname sitecity sitestate sitezip recordedac legaldesc mailingadd mailinga_1 mailingcit mailingsta mailingzip docnumber docdate municipali airportdis ambulanced cemeterydi collegedis conservati drainagedi enterprise firedistri librarydis mosquitodi parkdistri sanitarydi schooldist solidwaste highwaydis waterdistr tifdistric ssa cbdistrict cbname adduser adddate edituser editdate pin_dashless parcel_type created_doc created_date retired_doc retired_date alt_pin legal tax_code class tax_status municipality gross_acres homesite_ac farm_ac gis_acres lot_dim farm_building farm_land non_farm_building non_farm_land total_assessed tax_billed site_csz owner_name owner_addr1 owner_addr2 owner_csz fabric_guid effective_created_date effective_retired_date drainage_district partial_building status zoningcode NULLIF(zoning, '')::text
zoningdesc NULLIF(zone_descrip, '')::text
notes NULLIF(notes, '')::text
geom extras ( json_build_object( 'pin', pin::text, 'zone_lable', zone_lable…
not present in source — filled with NULL (5)
zoningtype, ordinance, setbacks, restrictions, sourceurl Neighboring counties Parcel data for counties bordering DuPage County:
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 337,219 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.
