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Warren County dates and official links

Warren County property tax tools

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Tools for Warren County, OH

Estimated bill

Starts at the county’s Census median: $349,400. Change it to your best estimate.

Estimated annual bill$4,199

Your home value × the county’s Census effective rate; your actual bill may differ.

Not tax or legal advice; confirm with your county.

Official tax information

Census survey, 2020–2024. Rate = median annual taxes ÷ median home value.

Census home value source
0500000US39165|349400|6361

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US39165|4199|96|4350|109|3826|157

Official source. Last verified 2026-10-24.

Late payment penalty

Not available yet

A complete date-based penalty rule and its matching cutoff have not been verified here.

Not tax or legal advice; confirm with your county.

Check the official information

Source and verification
Except as otherwise provided in division (A)(2) of this section, if one-half of the current taxes charged against an entry of real estate together with the full amount of any delinquent taxes are not paid on or before the thirty-first day of December in that year or on or before the last day for payment as extended pursuant to section 323.17 of the Revised Code, a penalty of ten per cent shall be charged against the unpaid balance of such half of the current taxes on the duplicate.

Official source. Last verified 2026-10-24.

Exemption savings

Check the exemptions that may fit. A “Yes” does not confirm eligibility; your assessor makes that decision.

Homestead Exemption

Qualifying low-income seniors, certain disabled Ohioans and their surviving spouses, and surviving spouses of public-service officers killed in duty. Full criteria and current income limits require the program instructions.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Not tax or legal advice; confirm with your county.

Official eligibility and application

Eligibility source
The Homestead Exemption allows low-income senior citizens, certain disabled Ohioans, their surviving spouses, and the surviving spouses of public service officers killed in the line of duty to reduce their property tax bills by shielding some of the market value of their homes from taxation.

Official source. Last verified 2026-10-24.

Estimates are separate. Do not add them together; eligibility, taxing units and restrictions can overlap.

Is my assessment too high?

Use market value, not assessed or taxable value.

Compared with the county medianAt the median

This compares market values only; being above the county median does not establish overassessment.

Not tax or legal advice; confirm with your county.

Official appeal information

Census survey, 2020–2024. Rate = median annual taxes ÷ median home value.

Census home value source
0500000US39165|349400|6361

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US39165|4199|96|4350|109|3826|157

Official source. Last verified 2026-10-24.

Appeal dates and filing

File form DTE 1 with the County Auditor between January 1 and March 31 of the following tax year.

How to file: Warren County Auditor, for the Board of Revision

State guidance: Formal valuation complaint to county Board of Revision, generally January 1–March 31.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Compare counties

Compare the same home value in up to four counties.

City or county works too.

    Starts at the county’s Census median: $349,400. Change it to your best estimate.

    Estimated annual differenceAdd a place

    Enter another ZIP, city or county to compare estimated annual bills.

    Not tax or legal advice; confirm with your county.

    Not tax or legal advice; confirm with your county. How these estimates work.

    Updated , from cited verification dates. Individual sources may have earlier checks.