If the home is co-owned, inherited, or held through an estate or trust, check the ownership records and related papers. Ask the title company what it needs to confirm who can sign; if that is unclear or disputed, contact an Ohio attorney or the appropriate court.
For parcel and tax information, start with the Darke County Auditor and Treasurer search above. Ask the title company to explain property-specific amounts shown in a proposed settlement. A calculator is an estimate, not the final figures for a particular sale.
If a tenant lives in the home, include the occupancy, access, and possession details in the comparison. For any court, lender, or other official deadline, use the current notice and contact the office that issued it; a buyer conversation does not change the date.
For longer Ohio-wide context, read the Ohio home-selling guide. It does not replace review of the records or notice for your property.