Welcome to the Seneca County Auditor's Website!
Use the search bar, advanced search, or map to look up any property in the county to view its tax appraisal and payment history.
Forms, information pages, sales reports and the conveyance calculator are available on the links at the top right hand corner of the page.
The Tax Estimator will calculate your annual property tax amounts based on current tax rates and a property valuation you specify. Click HERE to get started!
2023 Revaluation
The 2023 Revaluation of Real Estate has been completed, and the new estimated market values are now available for your review.
The following are brief information videos that help to explain the process.
- To view a short video about the Role of Appraisers, please click HERE.
- To learn about Property Tax Calculation, please click HERE.
- For information about the Board of Revision process, please click HERE.
109 S. Washington St
Suite 2206
Tiffin, OH 44883
Phone: (419) 447-0692
Fax: (419) 448-5055
Mon-Fri, 8:30AM-4:30PM
Population: 55,069
Parcels: 35,539
Veterans Exemption
With passage of House Bill 59, the State Biennium Budget Bill (ORC 5709.17), a tax exemption was created for real property held or occupied by veterans or fraternal organizations. Read more about the new Veterans' Exemption.