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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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WoodfordLivingstonGrundyPutnamMarshallBureauLeeDeKalbKendallLaSalle
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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
numbldgs66.0%46,745
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
ownertype97.6%69,122
ownername100%70,824
owneraddr100%70,824
ownercity100%70,823
ownerstate100%70,823
ownerzip100%70,823
parceladdr100%70,826
parcelcity90.2%63,859
parcelstate100%70,826
parcelzip100%70,826
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
block<0.1%0
lot<0.1%0
parceltype0.8%542
accesstype0.8%542
iucnclass0.2%131
placename4.5%3,181
placetype4.4%3,124
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
bldgtype<0.1%0
naicscode1.5%1,058
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%70,826
centroidx100%70,826
centroidy100%70,826
surfpointx100%70,826
surfpointy100%70,826
geom100%70,826
extras100%70,826
ownerlist<0.1%0

Neighboring counties

Parcel data for counties bordering LaSalle County:

Frequently asked questions

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

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

How many parcels are in LaSalle County, IL?

The current dataset contains 70,826 parcel records for LaSalle County, IL, each with its boundary geometry and assessor attributes.

What is the FIPS code for LaSalle County, IL?

The FIPS code for LaSalle County, IL is 17099.

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

Each LaSalle 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 LaSalle County, IL parcel data free?

You can preview LaSalle 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.

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