Ohio Property Tax Appeal Guides
Browse source-reviewed property tax appeal guides for Ohio. County deadlines, filing methods, and available records can differ by county and tax year.
Each published guide identifies the public sources used for its deadline and filing summary. Confirm current requirements with the official filing authority before submitting anything.
Cuyahoga County: 2026 deadline guidance is January 1 through March 31, 2027 for tax-year 2026 valuation complaints. Guide: https://fairpath.app/property-tax-appeal/ohio/cuyahoga-county
Delaware County: 2025 deadline guidance is Tax-year 2025 complaints closed March 31, 2026. Guide: https://fairpath.app/property-tax-appeal/ohio/delaware-county
Franklin County: 2026 deadline guidance is Tax-year 2026 complaints open in November 2026 and close March 31, 2027; confirm the opening date. Guide: https://fairpath.app/property-tax-appeal/ohio/franklin-county
Source: Cuyahoga County Government, About the Cuyahoga Board of Revision, https://cuyahogacounty.gov/bor/about-us. Reviewed 2026-07-29.
Source: Cuyahoga County Government, Board of Revision Frequently Asked Questions, https://cuyahogacounty.gov/bor/faq. Reviewed 2026-07-29.
Source: Cuyahoga County Government, Cuyahoga Board of Revision Complaint Forms, https://cuyahogacounty.gov/bor/forms. Reviewed 2026-07-29.
Source: Cuyahoga County Government, Cuyahoga County Board of Revision, https://cuyahogacounty.gov/bor. Reviewed 2026-07-29.
Source: Delaware County Auditor, Board of Revision, https://auditor.co.delaware.oh.us/board-of-revision/. Reviewed 2026-07-16.
Source: Delaware County Auditor, Delaware County BOR Rules and Procedures, https://auditor.co.delaware.oh.us/wp-content/uploads/sites/23/2026/03/RulesProcedure2026.pdf. Reviewed 2026-07-16.
Source: Delaware County Auditor, Delaware County Real Estate Data Property Search, https://auditor.co.delaware.oh.us/real-estate-data-property-search/. Reviewed 2026-07-16.
Source: Delaware County Auditor, DTE 1 Complaint Against the Valuation of Real Property, https://auditor.co.delaware.oh.us/wp-content/uploads/sites/23/2023/01/dte-dte1.pdf. Reviewed 2026-07-16.
Source: Franklin County Auditor, Board of Revision FAQ, https://auditor.franklincountyohio.gov/Real-Estate/Board-of-Revision/Board-of-Revision-FAQ. Reviewed 2026-07-29.
Source: Franklin County Auditor, Board of Revision Filing Instructions, https://auditor.franklincountyohio.gov/Real-Estate/Board-of-Revision/Filing-Instructions. Reviewed 2026-07-29.
Source: Franklin County Auditor, Franklin Board Rules of Practice and Procedure, https://auditor.franklincountyohio.gov/files/assets/auditor/v/1/documents/real-estate/bor-rules-of-practice-and-procedure.pdf. Reviewed 2026-07-29.
Source: Franklin County Auditor, Franklin County Auditor Frequently Asked Questions, https://auditor.franklincountyohio.gov/Auditor/Frequently-Asked-Questions. Reviewed 2026-07-29.
Source: Franklin County Auditor, Franklin County Board of Revision, https://auditor.franklincountyohio.gov/Real-Estate/Board-of-Revision. Reviewed 2026-07-29.
Source: Franklin County Treasurer, Franklin County Treasurer FAQ, https://treasurer.franklincountyohio.gov/About/FAQs. Reviewed 2026-07-29.
Source: Ohio Laws and Administrative Rules, Ohio Revised Code Chapter 5715, https://codes.ohio.gov/ohio-revised-code/chapter-5715. Reviewed 2026-07-29.
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