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Monroe County, IL Parcels & GIS Data

Monroe County, IL parcel data: 19,730 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Monroe County, Illinois parcel data covering 19,730 property records.

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

Monroe County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 34,962. Its county seat and largest city is Waterloo.

FIPS 17133

Official county website: https://monroecountyil.maps.arcgis.com/

The FIPS code for Monroe County is 17133.

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Attribute coverage

Monroe County contains 19,730 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.

ColumnCoverageRecords populated
lrid100%19,730
parcelid99.8%19,697
parcelid299.2%19,564
ogparcelid99.8%19,697
ogparcelid263.5%12,524
parentid<0.1%0
stackid<0.1%0
geoid100%19,730
statefp100%19,730
countyfp100%19,730
countyname100%19,730
cousubfp100%19,730
cousubname100%19,730
tractce100%19,730
tractname100%19,730
taxacctnum98.3%19,390
taxyear100%19,730
taxdistrict<0.1%0
usecode99.2%19,571
usedesc24.7%4,882
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs99.9%19,715
numunits62.8%12,382
yearbuilt<0.1%0
numfloors62.8%12,382
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
taxacres99.0%19,523
calcarea100%19,730
saleamt<0.1%0
saledate<0.1%0
ownertype99.5%19,636
ownername99.5%19,636
owneraddr99.4%19,603
ownercity96.5%19,035
ownerstate96.5%19,035
ownerzip99.1%19,548
parceladdr89.6%17,684
parcelcity95.6%18,870
parcelstate100%19,730
parcelzip100%19,730
legaldesc99.4%19,602
township100%19,727
section100%19,727
qtrsection100%19,727
range100%19,727
plssdesc100%19,727
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype1.5%290
accesstype2.3%445
iucnclass1.8%356
placename5.7%1,123
placetype5.5%1,088
firmid99.7%19,672
firmdate99.7%19,672
fldzone99.7%19,672
zonesubty90.8%17,920
staticbfe0.2%30
elevmin98.8%19,486
elevmax98.8%19,486
elevavg98.8%19,486
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
naicscode3.4%674
frsid0.2%39
dfrurl0.2%39
caapermit0.2%39
cwapermit0.2%39
rcrapermit0.2%39
updated100%19,730
centroidx100%19,730
centroidy100%19,730
surfpointx100%19,730
surfpointy100%19,730
geom100%19,730
extras99.8%19,690
ownerlist80.8%15,946
placefp52.1%10,282
zoningurl<0.1%0
lbcsactivity95.5%18,849
lbcsfunction95.2%18,779
lbcstype96.2%18,979
lbcscharacter83.0%16,374
lbcsownership99.5%19,636
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Monroe 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 — Monroe County, Illinois (17133) 1 entity · most recent acquisition per entity · generated 2026-10-17 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 parcel_num usecode acreage owner label mailadd siteadd legal twnshp section range geom 7 cols ⇢ parcelid usecode taxacres ownername owneraddr parceladdr legaldesc township section range 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 98.8% elevmin 98.8% elevmax 98.8% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 90.8% zonesubty 0.2% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 99.2% parcelid2 63.5% ogparcelid2 98.3% taxacctnum 100% numbldgs 62.8% numunits 62.8% numfloors 96.5% ownercity 96.5% ownerstate 99.1% ownerzip 95.6% parcelcity 100% parcelstate 100% parcelzip 100% qtrsection 100% plssdesc 80.8% ownerlist 52.1% placefp 95.5% lbcsactivity 95.2% lbcsfunction 96.2% lbcstype 83.0% lbcscharacter 100% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear usecode numbldgs numunits numfloors taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip 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 lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (42) — empty or below 50% fill in this county parentid, stackid, taxdistrict, usedesc, zoningcode, zoningdesc, yearbuilt, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue agvalue, totalvalue, saleamt, saledate, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, zoningurl, sourceurl PARCEL 11 mapped · 1 transformed · 7 kept in extras · 43 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_num usecode acreage owner label mailadd siteadd legal twnshp section range geom parcelid usecode taxacres ownername NULLIF( concat_ws( ';', NULLIF(TRIM(BOTH FROM owner::text), '')… owneraddr parceladdr legaldesc township section range geom extras · 7 source columns preserved as json symbol, notes, globalid, subd, yrbegan, yrretire, taxcode extras not present in source — filled with NULL (43) parcelid2, taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownercity, ownerstate, ownerzip, parcelcity, parcelstate, parcelzip qtrsection, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, parentid, heatfuel, fireplaces, heating, cooling, foundation roofcover, siding

Neighboring counties

Parcel data for counties bordering Monroe County:

Frequently asked questions

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

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

How many parcels are in Monroe County, IL?

The current dataset contains 19,730 parcel records for Monroe County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for Monroe County, IL?

The FIPS code for Monroe County, IL is 17133.

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

Each Monroe 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 Monroe County, IL parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated