Jefferson County, IL Parcels & GIS Data
Jefferson County, IL parcel data: 30,807 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.
Land Records publishes Jefferson County, Illinois parcel data covering 30,807 property records.
This page documents parcel-level coverage for Jefferson 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 Jefferson County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Jefferson County property dataset.
Jefferson County is a county located in the southern part of the U.S. state of Illinois. According to the 2020 census, it has a population of 37,113. The county seat is Mount Vernon.
Official county website: https://jeffersoncounty.illinois.gov/
The FIPS code for Jefferson County is 17081.
Attribute coverage
Jefferson County contains 30,807 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% | 30,807 |
parcelid | 99.9% | 30,787 |
parcelid2 | 99.9% | 30,787 |
ogparcelid | 99.9% | 30,787 |
ogparcelid2 | 99.9% | 30,787 |
parentid | <0.1% | 0 |
stackid | <0.1% | 0 |
geoid | 100% | 30,807 |
statefp | 100% | 30,807 |
countyfp | 100% | 30,807 |
countyname | 100% | 30,807 |
cousubfp | 100% | 30,807 |
cousubname | 100% | 30,807 |
tractce | 100% | 30,807 |
tractname | 100% | 30,807 |
taxacctnum | 97.2% | 29,934 |
taxyear | 99.9% | 30,786 |
taxdistrict | <0.1% | 0 |
usecode | 2.6% | 802 |
usedesc | 2.6% | 802 |
zoningcode | <0.1% | 0 |
zoningdesc | <0.1% | 0 |
numbldgs | 97.3% | 29,967 |
numunits | 97.1% | 29,912 |
yearbuilt | <0.1% | 1 |
numfloors | 40.4% | 12,453 |
bldgsqft | <0.1% | 1 |
bedrooms | <0.1% | 1 |
halfbaths | <0.1% | 1 |
fullbaths | <0.1% | 1 |
imprvalue | 97.2% | 29,934 |
landvalue | 97.2% | 29,934 |
agvalue | 97.2% | 29,934 |
totalvalue | 97.2% | 29,934 |
taxacres | <0.1% | 2 |
calcarea | 100% | 30,807 |
saleamt | <0.1% | 1 |
saledate | 3.4% | 1,035 |
ownertype | 97.2% | 29,954 |
ownername | 97.2% | 29,954 |
owneraddr | 64.9% | 19,982 |
ownercity | <0.1% | 2 |
ownerstate | <0.1% | 2 |
ownerzip | <0.1% | 2 |
parceladdr | 62.9% | 19,393 |
parcelcity | 58.5% | 18,025 |
parcelstate | 100% | 30,807 |
parcelzip | 100% | 30,807 |
legaldesc | 97.2% | 29,935 |
township | 93.2% | 28,703 |
section | 93.2% | 28,702 |
qtrsection | <0.1% | 0 |
range | 93.2% | 28,702 |
plssdesc | 93.2% | 28,702 |
book | <0.1% | 1 |
page | <0.1% | 1 |
block | <0.1% | 0 |
lot | <0.1% | 0 |
parceltype | 0.6% | 187 |
accesstype | 0.6% | 187 |
iucnclass | 0.1% | 42 |
placename | 4.1% | 1,271 |
placetype | 3.7% | 1,154 |
firmid | <0.1% | 0 |
firmdate | <0.1% | 0 |
fldzone | <0.1% | 0 |
zonesubty | <0.1% | 0 |
staticbfe | <0.1% | 0 |
elevmin | 100% | 30,807 |
elevmax | 100% | 30,807 |
elevavg | 100% | 30,807 |
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 | 1.4% | 419 |
frsid | 0.4% | 122 |
dfrurl | 0.4% | 122 |
caapermit | 0.4% | 122 |
cwapermit | 0.4% | 122 |
rcrapermit | 0.4% | 122 |
updated | 100% | 30,807 |
centroidx | 100% | 30,807 |
centroidy | 100% | 30,807 |
surfpointx | 100% | 30,807 |
surfpointy | 100% | 30,807 |
geom | 100% | 30,807 |
extras | <0.1% | 0 |
ownerlist | <0.1% | 0 |
Neighboring counties
Parcel data for counties bordering Jefferson County:
Frequently asked questions
Where can I find Jefferson County, IL parcel and GIS data?
Land Records publishes a Jefferson 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 Jefferson County, IL dataset as a GeoPackage or CSV.
How many parcels are in Jefferson County, IL?
The current dataset contains 30,807 parcel records for Jefferson County, IL, each with its boundary geometry and assessor attributes.
What is the FIPS code for Jefferson County, IL?
The FIPS code for Jefferson County, IL is 17081.
What information does each Jefferson County, IL parcel record include?
Each Jefferson 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 Jefferson County, IL parcel data free?
You can preview Jefferson 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 Jefferson County, IL have an official GIS or property records website?
Yes — the official Jefferson County, IL government website is linked in the county details above. Land Records standardizes Jefferson County, IL assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.