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Randolph County, IL Parcels & GIS Data

Randolph County, IL parcel data: 25,765 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Randolph County, Illinois parcel data covering 25,765 property records.

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

Randolph County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 30,163. Its county seat is Chester.

FIPS 17157

Official county website: http://www.randolphco.org

The FIPS code for Randolph County is 17157.

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Attribute coverage

Randolph County contains 25,765 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%25,765
parcelid100%25,755
parcelid297.5%25,126
ogparcelid100%25,765
ogparcelid297.5%25,126
parentid<0.1%0
stackid<0.1%0
geoid100%25,765
statefp100%25,765
countyfp100%25,765
countyname100%25,765
cousubfp100%25,765
cousubname100%25,765
tractce100%25,765
tractname100%25,765
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict<0.1%0
usecode97.5%25,126
usedesc97.5%25,126
zoningcode66.5%17,128
zoningdesc<0.1%0
numbldgs54.5%14,034
numunits49.7%12,798
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue49.7%12,798
landvalue97.5%25,126
agvalue37.5%9,658
totalvalue<0.1%0
taxacres100%25,765
calcarea100%25,765
saleamt<0.1%0
saledate13.2%3,412
ownertype97.5%25,122
ownername97.5%25,122
owneraddr97.0%25,004
ownercity97.4%25,096
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr78.2%20,147
parcelcity78.1%20,121
parcelstate100%25,765
parcelzip100%25,765
legaldesc97.5%25,121
township99.9%25,752
section99.9%25,752
qtrsection99.9%25,752
range99.9%25,752
plssdesc99.9%25,752
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype2.7%692
accesstype2.7%692
iucnclass2.1%533
placename5.6%1,442
placetype5.5%1,419
firmid99.9%25,746
firmdate99.9%25,746
fldzone99.9%25,746
zonesubty89.3%23,020
staticbfe<0.1%0
elevmin98.1%25,286
elevmax98.1%25,286
elevavg98.1%25,286
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
naicscode2.8%725
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%25,765
centroidx100%25,765
centroidy100%25,765
surfpointx100%25,765
surfpointy100%25,765
geom100%25,765
extras11.0%2,829
ownerlist93.8%24,176
placefp46.8%12,048
zoningurl66.4%17,108
lbcsactivity91.5%23,586
lbcsfunction91.5%23,581
lbcstype91.5%23,575
lbcscharacter92.9%23,940
lbcsownership97.6%25,134
sourceurl100%25,765

Schema mapping

How source columns from the acquired Randolph 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 — Randolph County, Illinois (17157) 1 entity · 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 ZONING geom zoneclass zonedesc height 3 cols ⇢ geom zoningcode zoningdesc restrictions extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.1% elevmin 98.1% elevmax 98.1% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 89.3% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 100% parcelid 97.5% parcelid2 100% ogparcelid 97.5% ogparcelid2 97.5% usecode 97.5% usedesc 54.5% numbldgs 97.5% landvalue 100% taxacres 97.5% ownertype 97.5% ownername 97.0% owneraddr 97.4% ownercity 78.2% parceladdr 78.1% parcelcity 100% parcelstate 100% parcelzip 97.5% legaldesc 100% township 100% section 100% qtrsection 100% range 100% plssdesc 93.8% ownerlist 66.4% zoningurl 91.5% lbcsactivity 91.5% lbcsfunction 91.5% lbcstype 92.9% lbcscharacter 97.6% lbcsownership 100% sourceurl lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname usecode usedesc zoningcode zoningdesc numbldgs landvalue taxacres calcarea ownertype ownername owneraddr ownercity parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist zoningurl lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (44) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, taxdistrict, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue agvalue, totalvalue, saleamt, saledate, ownerstate, ownerzip, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit rcrapermit, placefp ZONING 4 mapped · 3 kept in extras · 5 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING geom zoneclass zonedesc height geom zoningcode zoningdesc restrictions extras · 3 source columns preserved as json baseelev, lastupdate, lasteditor extras not present in source — filled with NULL (5) zoningtype, ordinance, setbacks, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Randolph County:

Frequently asked questions

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

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

How many parcels are in Randolph County, IL?

The current dataset contains 25,765 parcel records for Randolph County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for Randolph County, IL?

The FIPS code for Randolph County, IL is 17157.

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

Each Randolph 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 Randolph County, IL parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated