LaSalle County, IL Parcels & GIS Data
LaSalle County, IL parcel data: 70,831 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.
Land Records publishes LaSalle County, Illinois parcel data covering 70,831 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.
Official county website: http://lasalle-il.gov/
The FIPS code for LaSalle County is 17099.
Attribute coverage
LaSalle County contains 70,831 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).
| Column | Coverage | Records populated |
|---|---|---|
lrid | 100% | 70,831 |
parcelid | 97.6% | 69,129 |
parcelid2 | 97.6% | 69,129 |
ogparcelid | 100% | 70,831 |
ogparcelid2 | 100% | 70,831 |
parentid | <0.1% | 0 |
stackid | <0.1% | 0 |
geoid | 100% | 70,831 |
statefp | 100% | 70,831 |
countyfp | 100% | 70,831 |
countyname | 100% | 70,831 |
cousubfp | 100% | 70,831 |
cousubname | 100% | 70,831 |
tractce | 100% | 70,831 |
tractname | 100% | 70,831 |
taxacctnum | <0.1% | 0 |
taxyear | 97.6% | 69,129 |
taxdistrict | <0.1% | 0 |
usecode | 100% | 70,831 |
usedesc | 100% | 70,831 |
zoningcode | <0.1% | 0 |
zoningdesc | <0.1% | 0 |
numbldgs | 66.0% | 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% | 0 |
agvalue | <0.1% | 0 |
totalvalue | <0.1% | 0 |
taxacres | 97.6% | 69,129 |
calcarea | 100% | 70,831 |
saleamt | 65.4% | 46,301 |
saledate | 65.6% | 46,456 |
ownertype | 97.6% | 69,128 |
ownername | 100% | 70,831 |
owneraddr | 100% | 70,831 |
ownercity | 100% | 70,831 |
ownerstate | 100% | 70,831 |
ownerzip | 100% | 70,831 |
parceladdr | 100% | 70,831 |
parcelcity | 90.2% | 63,861 |
parcelstate | 100% | 70,831 |
parcelzip | 100% | 70,831 |
legaldesc | 100% | 70,831 |
township | 100% | 70,827 |
section | 100% | 70,827 |
qtrsection | 100% | 70,827 |
range | 100% | 70,827 |
plssdesc | 100% | 70,827 |
book | <0.1% | 0 |
page | <0.1% | 0 |
block | <0.1% | 0 |
lot | <0.1% | 0 |
parceltype | 0.8% | 542 |
accesstype | 0.8% | 542 |
iucnclass | 0.2% | 131 |
placename | 4.5% | 3,181 |
placetype | 4.4% | 3,124 |
firmid | 100% | 70,831 |
firmdate | 100% | 70,831 |
fldzone | 100% | 70,831 |
zonesubty | 97.3% | 68,940 |
staticbfe | 0.1% | 67 |
elevmin | 98.0% | 69,429 |
elevmax | 98.0% | 69,429 |
elevavg | 98.0% | 69,429 |
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 |
naicscode | 1.5% | 1,058 |
frsid | <0.1% | 0 |
dfrurl | <0.1% | 0 |
caapermit | <0.1% | 0 |
cwapermit | <0.1% | 0 |
rcrapermit | <0.1% | 0 |
updated | 100% | 70,831 |
centroidx | 100% | 70,831 |
centroidy | 100% | 70,831 |
surfpointx | 100% | 70,831 |
surfpointy | 100% | 70,831 |
geom | 100% | 70,831 |
extras | 100% | 70,831 |
ownerlist | 97.3% | 68,894 |
placefp | 64.6% | 45,766 |
zoningurl | <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 70,831 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.
Does LaSalle County, IL have an official GIS or property records website?
Yes — the official LaSalle County, IL government website is linked in the county details above. Land Records standardizes LaSalle County, IL assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.