Madison County, OH GIS parcel data download

Download Madison County, Ohio GIS parcel data - 22,962 parcels with owner names, site & mailing addresses, acreage, land use, and sale values. Instant delivery in Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. $100 per county.

Data freshness: Source data as of 2026-06-04; last loaded into LandAI on 2026-06-04.

Every purchase includes all five export formats (Shapefile, FileGDB, GeoPackage, GeoJSON & CSV), standardized to the LandAI parcel schema with WGS84 (EPSG:4326) geometry. After checkout you choose which formats to generate and download them for 45 days.

What's in the Madison County dataset

Field completeness measured across 22,962 active parcels (Source data as of 2026-06-04; last loaded into LandAI on 2026-06-04):

FieldCoverage
Owner names100%
Site addresses100%
Owner mailing addresses100%
Deeded acres53.8%
Calculated (GIS) acres100%
Sale / transfer date74.5%
Legal description100%

These are 7 of the 48 standardized fields in the LandAI parcel schema. Live per-field completeness for every field is shown on this page's interactive view.

Madison County parcel data FAQ

How many parcels are in Madison County, OH?

Madison County, Ohio has 22,962 active parcels in the LandAI dataset (source data as of 2026/06/04).

What fields are included in Madison County parcel data?

Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (100%), site addresses (100%), owner mailing addresses (100%), deeded acres (53.8%), calculated (GIS) acres (100%), sale / transfer date (74.5%), legal description (100%), and more.

What formats can I download Madison County GIS parcel data in?

Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. Every $100 county purchase includes all five formats; you choose which to generate after checkout and can re-download for 45 days.

How current is the Madison County parcel data?

Source data as of 2026-06-04; last loaded into LandAI on 2026-06-04.

Does Madison County parcel data include owner names?

Yes - 100% of Madison County parcels include a normalized owner name, along with owner mailing addresses where the county provides them.

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