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Madison County, IL Parcels & GIS Data

Madison County, IL parcel data: 147,577 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Madison County, Illinois parcel data covering 147,577 property records.

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

Madison County is located in the U.S. state of Illinois. It is a part of the Metro East in Southern Illinois, known as "Little Egypt". According to the 2020 census, it had a population of 264,776, making it the eighth-most populous county in Illinois and the most populous in the southern portion of the state.

FIPS 17119

Official county website: http://www.co.madison.il.us

The FIPS code for Madison County is 17119.

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Attribute coverage

Madison County contains 147,577 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%147,577
parcelid100%147,576
parcelid2100%147,576
ogparcelid100%147,577
ogparcelid2100%147,577
parentid<0.1%0
stackid<0.1%0
geoid100%147,577
statefp100%147,577
countyfp100%147,577
countyname100%147,577
cousubfp100%147,577
cousubname100%147,577
tractce100%147,577
tractname100%147,577
taxacctnum92.6%136,692
taxyear<0.1%0
taxdistrict92.4%136,423
usecode<0.1%0
usedesc<0.1%0
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs92.6%136,699
numunits3.2%4,720
yearbuilt<0.1%0
numfloors3.2%4,720
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue<0.1%0
landvalue<0.1%0
agvalue<0.1%0
totalvalue<0.1%0
taxacres92.7%136,759
calcarea100%147,577
saleamt<0.1%0
saledate<0.1%0
ownertype<0.1%0
ownername<0.1%0
owneraddr89.2%131,620
ownercity92.3%136,278
ownerstate92.4%136,307
ownerzip92.4%136,311
parceladdr90.8%133,952
parcelcity92.2%136,009
parcelstate100%147,577
parcelzip100%147,577
legaldesc<0.1%0
township100%147,560
section100%147,560
qtrsection100%147,560
range100%147,560
plssdesc100%147,560
book<0.1%0
page<0.1%0
block92.6%136,699
lot92.6%136,699
parceltype0.8%1,139
accesstype0.8%1,139
iucnclass0.1%145
placename4.5%6,705
placetype4.5%6,600
firmid<0.1%10
firmdate<0.1%10
fldzone<0.1%10
zonesubty<0.1%10
staticbfe<0.1%0
elevmin99.5%146,843
elevmax99.5%146,843
elevavg99.5%146,843
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
naicscode4.5%6,705
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated92.6%136,699
centroidx100%147,577
centroidy100%147,577
surfpointx100%147,577
surfpointy100%147,577
geom100%147,577
extras100%147,577
ownerlist<0.1%0
placefp78.1%115,292
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Madison 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 — Madison County, Illinois (17119) 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 pin co_pin acres own_full own_add own_city own_state own_zip num city state zip geom comm num_suff st_pre st_name st_type st_post own_add_2 own_mid_in own_last own_suff sqft shape_starea__ shape_stlength__ parcelid parcelid2 taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 92.6% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 0.0% fldzone 0.0% zonesubty 0.0% firmdate 0.0% firmid supplemented · derived / other pipelines 92.6% taxacctnum 92.6% numbldgs 100% township 100% section 100% qtrsection 100% range 100% plssdesc 92.6% block 92.6% lot 78.1% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxdistrict numbldgs taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip township section qtrsection range plssdesc block lot firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras placefp publish.parcel_layer columns not fed by these sources (45) — empty or below 50% fill in this county parentid, stackid, taxyear, usecode, usedesc, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, legaldesc, book, page, parceltype, accesstype, iucnclass, placename, placetype staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit rcrapermit, ownerlist, zoningurl PARCEL 15 mapped · 1 transformed · 40 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin co_pin acres own_full own_add own_city own_state own_zip num city state zip geom comm num_suff st_pre st_name st_type st_post own_add_2 own_mid_in own_last own_suff sqft shape_starea__ shape_stlength__ parcelid parcelid2 taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip geom taxdistrict extras json_build_object( 'num_suff', num_suff::text, 'st_pre', st_pre… not present in source — filled with NULL (40) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc, book, page block, lot, updated, sourceurl, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Madison County:

Frequently asked questions

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

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

How many parcels are in Madison County, IL?

The current dataset contains 147,577 parcel records for Madison County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for Madison County, IL?

The FIPS code for Madison County, IL is 17119.

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

Each Madison 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 Madison County, IL parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated