Ohio parcel and infrastructure data by county
Korzy covers all 88 counties in Ohio with about 6.5 million parcel records. Statewide, 35% of records carry a value, 14% a year built and 1% an owner name; the API also tracks about 140 data-center projects and about 210 power plants with about 34,000 MW of capacity.
Featured Ohio counties
Franklin County
About 500,000 parcel records. Nearly all include a value; 85% a year built.
About 40 data-center projects · about 15 MW of generation · about 240 mi of rail
Cuyahoga County
About 520,000 parcel records. Nearly all include a value.
8 data-center projects · about 170 MW of generation · about 310 mi of rail
Butler County
About 170,000 parcel records. Values not published; 73% a year built.
5 data-center projects · about 2,100 MW of generation · about 200 mi of rail
Hamilton County
About 420,000 parcel records. Most include a value.
4 data-center projects · about 1,200 MW of generation · about 250 mi of rail
Every other Ohio county answers the same address, point and context requests. Featured counties in other states.