Mercer County, OH GIS parcel data download

Download Mercer County, Ohio GIS parcel data - 25,433 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: Mercer public parcel shapefile DBF date last update; 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 Mercer County dataset

Field completeness measured across 25,433 active parcels (Mercer public parcel shapefile DBF date last update; last loaded into LandAI on 2026-06-04):

FieldCoverage
Owner names100%
Site addresses100%
Owner mailing addresses100%
Deeded acres48.6%
Calculated (GIS) acres100%
Land use100%
Last sale price9.5%
Sale / transfer date100%
Market total value98.7%
Legal description100%

These are 10 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.

Mercer County parcel data FAQ

How many parcels are in Mercer County, OH?

Mercer County, Ohio has 25,433 active parcels in the LandAI dataset (source data as of 2026-06-03).

What fields are included in Mercer 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 (48.6%), calculated (GIS) acres (100%), land use (100%), last sale price (9.5%), sale / transfer date (100%), and more.

What formats can I download Mercer 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 Mercer County parcel data?

Mercer public parcel shapefile DBF date last update; last loaded into LandAI on 2026-06-04.

Does Mercer County parcel data include owner names?

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

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