JENNIFER J. WIDMER
Ottawa County Auditor | Ottawa County, Ohio

Important Dates


Tax Due Dates 2025 Payable 2026

Real Estate

  • First Half- February 19th, 2026
  • Second Half- July 16th, 2026

Manufactured Homes

  • First Half- March 5th, 2026
  • Second Half- July 30th, 2026
Agricultural Tax Reduction Programs

CAUV and Agricultural District

Renewals and Intitial Applications are Due the First Monday in March

  • March 2nd 2026

Note, this is now past due. Contact our office if you have not returned the correct paperwork otherwise you will charged a recoupment fee on the 2026 taxes payable 2027.

Conservation Contracts While these should be filed with the application/ renewal we will accept them for the current tax year through October

  • October 1st 2026
Board of Revision

Paperwork is only made available during the filing period from January 1st to March 31st.

The filing window for 2026 has ended.