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Douglas County, IL Parcels & GIS Data

Douglas County, IL parcel data: 15,581 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Douglas County, Illinois parcel data covering 15,581 property records.

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

Douglas County is a county located in the U.S. state of Illinois. As of the 2020 United States census, the population was 19,740. The county seat is Tuscola.

FIPS 17041

Official county website: https://dcil.maps.arcgis.com/apps/webappviewer/index.html?id=3eaeb0544da44516806bf7c707d75a8e

The FIPS code for Douglas County is 17041.

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Attribute coverage

Douglas County contains 15,581 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%15,581
parcelid100%15,578
parcelid2100%15,578
ogparcelid100%15,578
ogparcelid2100%15,578
parentid<0.1%0
stackid<0.1%0
geoid100%15,581
statefp100%15,581
countyfp100%15,581
countyname100%15,581
cousubfp100%15,581
cousubname100%15,581
tractce100%15,581
tractname100%15,581
taxacctnum<0.1%0
taxyear100%15,581
taxdistrict97.7%15,221
usecode97.9%15,250
usedesc23.4%3,649
zoningcode7.3%1,141
zoningdesc<0.1%1
numbldgs79.2%12,339
numunits60.5%9,421
yearbuilt<0.1%0
numfloors47.1%7,346
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue99.3%15,476
landvalue99.9%15,569
agvalue100%15,579
totalvalue100%15,579
taxacres99.3%15,476
calcarea100%15,581
saleamt<0.1%0
saledate20.6%3,204
ownertype98.3%15,323
ownername98.3%15,323
owneraddr98.3%15,318
ownercity97.6%15,208
ownerstate97.6%15,213
ownerzip97.6%15,214
parceladdr88.1%13,721
parcelcity73.3%11,421
parcelstate100%15,581
parcelzip100%15,581
legaldesc100%15,574
township100%15,581
section100%15,581
qtrsection100%15,581
range100%15,581
plssdesc100%15,581
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype0.5%74
accesstype0.6%100
iucnclass0.1%21
placename4.4%679
placetype4.1%635
firmid100%15,576
firmdate100%15,576
fldzone100%15,576
zonesubty91.0%14,171
staticbfe<0.1%0
elevmin98.5%15,354
elevmax98.5%15,354
elevavg98.5%15,354
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
naicscode3.7%574
frsid0.3%46
dfrurl0.3%46
caapermit0.3%46
cwapermit0.3%46
rcrapermit0.3%46
updated100%15,581
centroidx100%15,581
centroidy100%15,581
surfpointx100%15,581
surfpointy100%15,581
geom100%15,581
extras100%15,576
ownerlist82.5%12,850
placefp47.1%7,342
zoningurl6.8%1,063
lbcsactivity95.4%14,864
lbcsfunction95.4%14,864
lbcstype96.0%14,965
lbcscharacter91.4%14,239
lbcsownership98.3%15,323
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Douglas 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 — Douglas County, Illinois (17041) 2 entities · 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 pin altpin class farm_build non_farm_b non_farm_l farm_land acreage gross_acre date_of_sa owner1_nam owner2_nam owner1_a_1 owner1_add owner1_csz site_addre site_csz legal E last_edi_1 geom township_n tax_code 24 cols ⇢ parcelid parcelid2 usecode imprvalue landvalue agvalue taxacres saledate ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc updated geom taxdistrict extras ZONING geom zone_class descrpt 6 cols ⇢ geom zoningcode zoningdesc extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.5% elevmin 98.5% elevmax 98.5% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 91.0% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 79.2% numbldgs 60.5% numunits 100% totalvalue 82.5% ownerlist 95.4% lbcsactivity 95.4% lbcsfunction 96.0% lbcstype 91.4% lbcscharacter 98.3% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usecode zoningcode zoningdesc numbldgs numunits imprvalue landvalue agvalue totalvalue taxacres calcarea saledate ownertype ownername owneraddr ownercity ownerstate ownerzip 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 lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (38) — empty or below 50% fill in this county parentid, stackid, taxacctnum, usedesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, saleamt, 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, zoningurl, sourceurl PARCEL 26 mapped · 18 transformed · 24 kept in extras · 28 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin altpin class farm_build non_farm_b non_farm_l farm_land acreage gross_acre date_of_sa owner1_nam owner2_nam owner1_a_1 owner1_add owner1_csz site_addre site_csz legal E last_edi_1 geom township_n tax_code parcelid parcelid2 usecode imprvalue (COALESCE(farm_build, 0) + COALESCE(non_farm_b, 0))::text landvalue agvalue taxacres COALESCE(acreage::text, gross_acre::text) saledate to_timestamp(date_of_sa / 1000.0)::text ownername CASE WHEN TRIM(BOTH ' ' FROM COALESCE(owner1_nam, '')) = '' AND… owneraddr COALESCE(NULLIF(TRIM(BOTH ' ' FROM owner1_a_1), ''), NULLIF(TRI… ownercity CASE WHEN owner1_csz IS NULL OR TRIM(owner1_csz) = '' THEN NULL… ownerstate CASE WHEN owner1_csz IS NULL OR TRIM(owner1_csz) = '' THEN NULL… ownerzip CASE WHEN owner1_csz IS NULL OR TRIM(owner1_csz) = '' THEN NULL… parceladdr parcelcity CASE WHEN site_csz IS NULL OR TRIM(site_csz) = '' THEN NULL ELS… parcelstate CASE WHEN site_csz IS NULL OR TRIM(site_csz) = '' THEN NULL ELS… parcelzip CASE WHEN site_csz IS NULL OR TRIM(site_csz) = '' THEN NULL ELS… legaldesc township CASE WHEN legal IS NULL OR TRIM(legal) = '' THEN NULL ELSE NULL… section CASE WHEN legal IS NULL OR TRIM(legal) = '' THEN NULL ELSE NULL… qtrsection CASE WHEN legal IS NULL OR TRIM(legal) = '' THEN NULL ELSE NULL… range CASE WHEN legal IS NULL OR TRIM(legal) = '' THEN NULL ELSE NULL… plssdesc CASE WHEN legal IS NULL OR TRIM(legal) = '' THEN NULL ELSE NULL… updated to_timestamp(last_edi_1 / 1000.0)::text geom taxdistrict COALESCE(NULLIF(TRIM(BOTH ' ' FROM township_n), ''), NULLIF(TRI… extras · 24 source columns preserved as json globalid, parcel_num, alternate_, township, tax_status lot_dimens, owner1_id, owner2_id, document_n, document_1 owner2_add, owner2_a_1, owner2_csz, mailto_nam, mailto_n_1 mailto_add, mailto_a_1, mailto_csz, assessed_l, tax_billed measured_a, homesite_a, farm_acres, comments extras not present in source — filled with NULL (28) taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths totalvalue, saleamt, book, page, block, lot, sourceurl, parentid, heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding ZONING 3 mapped · 2 transformed · 6 kept in extras · 6 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING geom zone_class descrpt geom zoningcode NULLIF(TRIM(zone_class), '')::text zoningdesc NULLIF(TRIM(descrpt), '')::text extras · 6 source columns preserved as json id, globalid, creationdate, creator, editdate, editor extras not present in source — filled with NULL (6) zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Douglas County:

Frequently asked questions

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

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

How many parcels are in Douglas County, IL?

The current dataset contains 15,581 parcel records for Douglas County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for Douglas County, IL?

The FIPS code for Douglas County, IL is 17041.

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

Each Douglas 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 Douglas County, IL parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated