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Madison County, OH Parcels & GIS Data

Madison County, OH parcel data: 24,494 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Madison County, Ohio parcel data covering 24,494 property records.

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

Madison County is a county located in the central portion of the U.S. state of Ohio. As of the 2020 census, the population was 43,824. Its county seat is London.

FIPS 39097

Official county website: http://www.co.madison.oh.us

The FIPS code for Madison County is 39097.

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Attribute coverage

Madison County contains 24,494 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%24,494
parcelid100%24,483
parcelid299.9%24,473
ogparcelid100%24,494
ogparcelid2100%24,491
parentid<0.1%0
stackid<0.1%0
geoid100%24,494
statefp100%24,494
countyfp100%24,494
countyname100%24,494
cousubfp100%24,494
cousubname100%24,494
tractce100%24,494
tractname100%24,494
taxacctnum<0.1%5
taxyear<0.1%5
taxdistrict98.1%24,032
usecode0.1%18
usedesc0.1%13
zoningcode5.0%1,215
zoningdesc<0.1%1
numbldgs100%24,490
numunits0.1%22
yearbuilt<0.1%0
numfloors0.1%22
bldgsqft<0.1%0
bedrooms<0.1%4
halfbaths<0.1%4
fullbaths<0.1%4
imprvalue<0.1%6
landvalue<0.1%10
agvalue<0.1%0
totalvalue<0.1%10
taxacres96.5%23,634
calcarea100%24,494
saleamt<0.1%4
saledate<0.1%7
ownertype96.5%23,633
ownername96.5%23,634
owneraddr<0.1%12
ownercity<0.1%6
ownerstate<0.1%4
ownerzip<0.1%4
parceladdr91.1%22,324
parcelcity90.3%22,119
parcelstate100%24,494
parcelzip100%24,494
legaldesc<0.1%8
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%1
page<0.1%1
block<0.1%0
lot<0.1%0
parceltype0.8%195
accesstype0.8%195
iucnclass0.1%35
placename4.2%1,038
placetype4.1%1,015
firmid100%24,489
firmdate100%24,489
fldzone100%24,489
zonesubty97.7%23,919
staticbfe<0.1%0
elevmin96.6%23,653
elevmax96.6%23,653
elevavg96.6%23,653
fireplaces<0.1%4
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
naicscode18.1%4,439
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%24,490
centroidx100%24,494
centroidy100%24,494
surfpointx100%24,494
surfpointy100%24,494
geom100%24,494
extras100%24,494
ownerlist96.3%23,596
placefp50.3%12,309
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Madison County GIS layers map into the harmonized entity schemas and assemble into the published parcel table, alongside supplemented fields (elevation, flood zone) and deterministic columns.

Schema mapping — Madison County, Ohio (39097) 1 entity · most recent acquisition per entity · generated 2026-08-15 direct column transformed (expression) geometry extras json supplemented determined ALL ENTITIES → FINAL PARCEL SCHEMA Harmonized entity columns assemble into publish.parcel_layer — matched by column name. Supplemented fields show their fill rate in this county. SOURCE COLUMNS HARMONIZED ENTITIES PUBLISH.PARCEL_LAYER PARCEL stateparcelid localparcelid stateluc landarea mailaddressall mailcity mailstate mailzip situsaddressall county camadatasite geom 8 cols ⇢ parcelid parcelid2 usedesc taxacres owneraddr ownercity ownerstate ownerzip parceladdr township sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 0.0% taxyear 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 96.6% elevmin 96.6% elevmax 96.6% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 97.7% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 98.1% taxdistrict 100% numbldgs 96.5% ownertype 96.5% ownername 90.3% parcelcity 100% parcelstate 100% parcelzip 96.3% ownerlist 50.3% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usedesc numbldgs taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip township firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp publish.parcel_layer columns not fed by these sources (49) — empty or below 50% fill in this county parentid, stackid, taxacctnum, usecode, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, legaldesc, section, qtrsection, range, plssdesc, book, page, block, lot parceltype, accesstype, iucnclass, placename, placetype, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, zoningurl PARCEL 12 mapped · 8 kept in extras · 42 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL stateparcelid localparcelid stateluc landarea mailaddressall mailcity mailstate mailzip situsaddressall county camadatasite geom parcelid parcelid2 usedesc taxacres owneraddr ownercity ownerstate ownerzip parceladdr township sourceurl geom extras · 8 source columns preserved as json mailnumber, mailstreetprefix, mailstreetname mailstreetsuffix, mailunitnumber, landarea_py, currentto globalid extras not present in source — filled with NULL (42) taxacctnum, taxyear, usecode, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownername, parcelcity, parcelstate, parcelzip, legaldesc, section, qtrsection range, plssdesc, book, page, block, lot, updated, taxdistrict, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Madison County:

Frequently asked questions

Where can I find Madison County, OH parcel and GIS data?

Land Records publishes a Madison County, OH 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 Madison County, OH dataset as a GeoPackage or CSV.

How many parcels are in Madison County, OH?

The current dataset contains 24,494 parcel records for Madison County, OH, each with its boundary geometry and assessor attributes.

What is the FIPS code for Madison County, OH?

The FIPS code for Madison County, OH is 39097.

What information does each Madison County, OH parcel record include?

Each Madison County, OH 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 Madison County, OH parcel data free?

You can preview Madison County, OH 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 Madison County, OH have an official GIS or property records website?

Yes — the official Madison County, OH government website is linked in the county details above. Land Records standardizes Madison County, OH assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated