Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 23, 2026 and September 30, 2026.
Seneca County, Ohio, has about 55,000 residents (2024 Census Bureau estimate). The title to a parcel in Seneca County is in the deed records of the County Recorder and its taxable value is set by the County Auditor; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, city permits, evictions and court cases, records requests and common questions.
Related guides: Seneca County public records, Seneca County arrest records, Seneca County warrants, Seneca County inmate search, Seneca County criminal records, Ohio arrest records and Ohio inmate search.
Deeds, Mortgages and Liens in Seneca County
Who owns a parcel in Seneca County and what it sold for are in the deed records of the County Recorder, with every lien or mortgage against the land.
SearchSystems opened and checked the County Recorder's page at senecacountyclerk.org/recordSearch.php?k=searchForm7404 (page title: Seneca County Clerk of Court | Record Search), which answered when SearchSystems opened it on September 25, 2026.
Assessed Values and the Tax Roll in Seneca County
What a parcel in Seneca County is taxed on is the business of the County Auditor, which also keeps the parcel maps. Ohio counties reappraise every six years with an update at the three-year mark, and tax 35 percent of the appraised value.
Permits and City Records in the Cities of Seneca County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Seneca County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Tiffin: the city hall page SearchSystems verified is at tiffinohio.gov/contact, phone 419-448-5401 (verified September 25, 2026).
Evictions and Court Cases About Land in Seneca County
Court cases about land from Seneca County, evictions among them, are filed in the Municipal and County Courts or the Seneca County Court of Common Pleas.
The court records page SearchSystems verified for the county is at senecacountyclerk.org/legal.php, phone (419) 447-0671.
Asking a County Office for a Record
Under the Ohio Public Records Act a county office must answer a request promptly, within a reasonable period of time, and it may charge the actual cost of copying. The county records request page SearchSystems verified is at senecacountyohio.gov/forms (page title: County Forms & Requests | Seneca County).
Frequently Asked Questions
Who records deeds in Seneca County?
The County Recorder, at senecacountyclerk.org. Deeds, mortgages and liens on land in Seneca County are filed there.
Who sets the assessed value of a property in Seneca County?
The County Auditor.
Where are evictions from Seneca County filed?
In the Municipal and County Courts. The file is public unless the court seals it.
How is property assessed in Ohio?
Ohio counties reappraise every six years with an update at the three-year mark, and tax 35 percent of the appraised value.
Is this the official Seneca County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.