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Boone County, IL Parcels & GIS Data

Boone County, IL parcel data: 24,274 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Boone County, Illinois parcel data covering 24,274 property records.

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

Boone County is a county located in the U.S. state of Illinois. As of the 2020 census, the population was 53,448. Its county seat is Belvidere.

FIPS 17007

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

The FIPS code for Boone County is 17007.

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Attribute coverage

Boone County contains 24,274 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%24,274
parcelid100%24,274
parcelid2100%24,274
ogparcelid100%24,274
ogparcelid2100%24,274
parentid<0.1%0
stackid<0.1%0
geoid100%24,274
statefp100%24,274
countyfp100%24,274
countyname100%24,274
cousubfp100%24,274
cousubname100%24,274
tractce100%24,274
tractname100%24,274
taxacctnum<0.1%0
taxyear<0.1%1
taxdistrict<0.1%0
usecode<0.1%1
usedesc<0.1%1
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs80.2%19,476
numunits<0.1%0
yearbuilt<0.1%0
numfloors<0.1%0
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
taxacres100%24,274
calcarea100%24,274
saleamt<0.1%0
saledate<0.1%0
ownertype99.6%24,189
ownername99.6%24,189
owneraddr99.6%24,189
ownercity99.6%24,189
ownerstate99.6%24,189
ownerzip99.6%24,189
parceladdr100%24,273
parcelcity99.9%24,253
parcelstate100%24,274
parcelzip100%24,274
legaldesc99.6%24,189
township100%24,274
section100%24,274
qtrsection100%24,274
range100%24,274
plssdesc100%24,274
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype0.5%115
accesstype0.5%115
iucnclass0.3%78
placename3.5%847
placetype3.4%825
firmid100%24,274
firmdate100%24,274
fldzone100%24,274
zonesubty97.6%23,699
staticbfe<0.1%0
elevmin99.4%24,128
elevmax99.4%24,128
elevavg99.4%24,128
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
naicscode1.2%281
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%24,274
centroidx100%24,274
centroidy100%24,274
surfpointx100%24,274
surfpointy100%24,274
geom100%24,274
extras100%24,274
ownerlist99.5%24,142
placefp60.6%14,708
zoningurl<0.1%0
lbcsactivity1.9%451
lbcsfunction1.8%447
lbcstype1.7%405
lbcscharacter80.5%19,549
lbcsownership99.7%24,190
sourceurl<0.1%1

Schema mapping

How source columns from the acquired Boone 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 — Boone County, Illinois (17007) 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 REFTABLE pin altpin acreage geom 10 cols ⇢ parcelid parcelid2 taxacres geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 0.0% taxyear 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 99.4% elevmin 99.4% elevmax 99.4% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 97.6% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 80.2% numbldgs 100% ownertype 100% ownername 100% owneraddr 100% ownercity 100% ownerstate 100% ownerzip 100% parceladdr 100% parcelcity 100% parcelstate 100% parcelzip 100% legaldesc 100% township 100% section 100% qtrsection 100% range 100% plssdesc 99.5% ownerlist 60.6% placefp 80.5% lbcscharacter 100% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear numbldgs taxacres calcarea 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 placefp lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (50) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxdistrict, usecode, usedesc, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, book, page, block, lot, parceltype, accesstype, iucnclass placename, placetype, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl caapermit, cwapermit, rcrapermit, zoningurl, lbcsactivity, lbcsfunction, lbcstype, sourceurl REFTABLE 4 mapped · 10 kept in extras · 117 unmapped (NULL) SOURCE COLUMNS HARMONIZED → REFTABLE pin altpin acreage geom parcelid parcelid2 taxacres geom extras · 10 source columns preserved as json entid, mslink, point_type, label_class, txt_angle, condoid acreage_cr, acreage_pl, acreage_misc, tscid extras not present in source — filled with NULL (117) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr, parcelcity parcelstate, parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, zoningtype, zoningordinance zoningsetbacks, zoningrestrictions, landusecode, landusedesc, lbcsdimension, lbcscode, house, category, near, house_number, road, unit, level staircase, entrance, po_box, postcode, suburb, 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

Neighboring counties

Parcel data for counties bordering Boone County:

Frequently asked questions

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

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

How many parcels are in Boone County, IL?

The current dataset contains 24,274 parcel records for Boone County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for Boone County, IL?

The FIPS code for Boone County, IL is 17007.

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

Each Boone 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 Boone County, IL parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated