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Mercer County, IL Parcels & GIS Data

Mercer County, IL parcel data: 13,674 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Mercer County, Illinois parcel data covering 13,674 property records.

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

Mercer County is a county in Illinois. According to the 2020 census, it had a population of 15,699. Its county seat is Aledo. Mercer County is included in the Davenport-Moline-Rock Island, IA-IL Metropolitan Statistical Area.

FIPS 17131

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

The FIPS code for Mercer County is 17131.

Explore Mercer County data
Rock IslandHenryLouisaDes MoinesWarrenHendersonKnoxMercer
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Attribute coverage

Mercer County contains 13,674 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%13,674
parcelid96.0%13,128
parcelid296.0%13,128
ogparcelid<0.1%0
ogparcelid2<0.1%0
parentid<0.1%0
stackid<0.1%0
geoid100%13,674
statefp100%13,674
countyfp100%13,674
countyname100%13,674
cousubfp100%13,674
cousubname100%13,674
tractce100%13,674
tractname100%13,674
taxacctnum<0.1%0
taxyear99.8%13,653
taxdistrict<0.1%0
usecode1.3%173
usedesc1.3%173
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs58.6%8,007
numunits47.1%6,438
yearbuilt<0.1%0
numfloors43.4%5,936
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<0.1%0
calcarea100%13,674
saleamt<0.1%0
saledate<0.1%0
ownertype<0.1%0
ownername96.0%13,123
owneraddr30.1%4,122
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr52.1%7,128
parcelcity<0.1%5
parcelstate99.8%13,653
parcelzip<0.1%0
legaldesc<0.1%0
township93.5%12,788
section93.5%12,788
qtrsection<0.1%0
range93.5%12,788
plssdesc93.5%12,788
book<0.1%0
page<0.1%0
parceltype0.4%53
accesstype0.4%53
iucnclass0.3%40
placename0.9%127
placetype0.4%53
firmid<0.1%0
firmdate<0.1%0
fldzone<0.1%0
zonesubty<0.1%0
staticbfe<0.1%0
elevmin100%13,671
elevmax100%13,671
elevavg100%13,671
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
updated100%13,674
centroidx100%13,674
centroidy100%13,674
surfpointx100%13,674
surfpointy100%13,674
geom100%13,674
lrversion100%13,674

Neighboring counties

Parcel data for counties bordering Mercer County:

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Attribute coverageNeighboring countiesRelated