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LaSalle County, IL Parcels & GIS Data

LaSalle County, IL parcel data: 70,826 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes LaSalle County, Illinois parcel data covering 70,826 property records.

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

LaSalle County is a county located within the Fox Valley and Illinois River Valley regions of the U.S. state of Illinois. As of the 2020 census, it had a population of 109,658. Its county seat and largest city is Ottawa.

FIPS 17099

The FIPS code for LaSalle County is 17099.

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Attribute coverage

LaSalle County contains 70,826 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%70,826
parcelid97.6%69,125
parcelid297.6%69,122
ogparcelid100%70,826
ogparcelid2100%70,823
parentid<0.1%0
stackid<0.1%0
geoid100%70,826
statefp100%70,826
countyfp100%70,826
countyname100%70,826
cousubfp100%70,826
cousubname100%70,826
tractce100%70,826
tractname100%70,826
taxacctnum<0.1%0
taxyear97.6%69,122
taxdistrict<0.1%0
usecode100%70,824
usedesc100%70,823
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs<0.1%0
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%1
agvalue<0.1%0
totalvalue<0.1%1
taxacres97.6%69,122
calcarea100%70,826
saleamt65.4%46,298
saledate65.6%46,453
ownertype<0.1%0
ownername97.6%69,122
owneraddr100%70,824
ownercity100%70,823
ownerstate100%70,823
ownerzip97.6%69,098
parceladdr100%70,823
parcelcity<0.1%1
parcelstate100%70,826
parcelzip<0.1%0
legaldesc100%70,824
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%0
page<0.1%0
parceltype0.8%542
accesstype0.8%542
iucnclass0.2%131
placename4.5%3,172
placetype4.4%3,115
firmid100%70,826
firmdate100%70,826
fldzone100%70,826
zonesubty97.3%68,935
staticbfe0.1%67
elevmin98.0%69,423
elevmax98.0%69,423
elevavg98.0%69,423
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
updated<0.1%0
centroidx100%70,826
centroidy100%70,826
surfpointx100%70,826
surfpointy100%70,826
geom100%70,826
lrversion100%70,826

Neighboring counties

Parcel data for counties bordering LaSalle County:

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Attribute coverageNeighboring countiesRelated