Deeds May be found in the Trumbull County Recorder, Diana Marcheses' office.
Mortgage Indexes 1850-1947 (in Archives)
Mortgage Records 1850-1947 - These records should be checked for property owners, who did not purchase their property outright. They may have had property, but did not pay it off for many years and thus would not be listed in the deed records.
Federal land title records 1820 - 1908 - Bureau of Land Management (BLM), Eastern States, General Land Office (GLO) Records Automation web site provides live database and image access to more than two million Federal land title records for the Eastern Public Land States, issued between 1820 and 1908. Due to the organization and binding methods utilized by the GLO, the data bases accessible from this web site currently do not contain every Federal title record issued for the states listed.
You might want to look at a publication Called "Ohio Lands - A Short History" it is available though the State of Ohio's office of the Auditor. I ordered one by mail several years ago and refer to it regularly. It is now available online at:
Stone Building (Across the street from the Courthouse)
118 High Street, NW
Warren, Ohio 44481
Emily L. Varner, Records Archivist
Many records from various Trumbull County Departments are housed in the Archives. If the information requested is prior to 1970, please send the request to the archives. If the information is not stored there, the request will be forwarded to the appropriate county office.