Knox County, OhioProperty records & tax offices
Links open the listed public-office or service-provider website in a new tab. This directory does not collect payments.
Find the right property record
Use the property portal for ownership and assessed value, the collector for a bill or balance, and the map for parcel location. Have the address, owner name, or parcel number ready.
Tax bills & filing dates
These are the dates and qualifications recorded in the directory. Confirm your tax year and current deadline with the official office and your property’s notice.
- Payment deadline
- 2025 real-estate taxes payable in 2026: first half due February 13, 2026; second half due July 10, 2026. Manufactured-home first half due March 6, 2026; second half due August 7, 2026.
- Assessment appeal
- January 1–March 31, 2026 for tax year 2025 payable in 2026; Knox County says Board of Revision complaints are accepted annually in that period using DTE 1.
Exemptions & appeals
View exemption application (opens in a new tab)Exemption filing
December 31, 2026 for the 2026 real-property application; the Knox County Auditor's 2026 guidance confirms the $41,000 2025 Ohio AGI limit for new applicants.
Senior relief
Knox County's homestead page: age 65+, permanently and totally disabled, eligible surviving spouse, or qualifying disabled veteran; own and occupy the principal residence January 1. The 2025 Ohio AGI limit for 2026/2027 real-estate tax is $41,000; 2013 recipients remain grandfathered from the means test.
Valuation limits
Knox County explains Ohio HB 920 fixed-income/reduction-factor protection and 10-mill inside millage; Ohio HB 186's automatic Inflation Cap Credit applies to qualifying 2025 tax-year bills payable in 2026, not as a general parcel-value cap.
For a valuation appeal, use the appeal date in the tax and filing section above. Keep your notice, supporting evidence, and proof of submission.
More exemption & appeal guidance →