Travis Bunn
Founder, AppealDesk · Published March 27, 2026 · Updated August 25, 2026
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Start your Ohio appeal: Cuyahoga County · Franklin County · Hamilton County · Summit County
Updated August 2026
Ohio runs property valuation on a rolling schedule. Under ORC Section 5713.01, every county auditor has to physically reappraise every parcel at least once every six years, the sexennial reappraisal, and under ORC Section 5715.33, the tax commissioner orders a statistical triennial update midway through that cycle. Nothing about that schedule is statewide. Cuyahoga County can be in year one of its cycle while Butler County is in year four. That is normal, and by design.
What is not staggered is the complaint deadline. Under ORC Section 5715.19, the window to file a valuation complaint with your county's Board of Revision runs January 1 through March 31 every single year, in every county, whether or not this happens to be your county's reappraisal or update year. Homeowners who don't get a mailed notice, which mostly goes out only in reappraisal and update years, often assume that means there's nothing to contest this year. There is. Your value is on the public roll by March 31 regardless, and the deadline to challenge it does not care whether your county touched it recently. Miss it, and you wait until next March, watching your mortgage servicer keep collecting on a number you never got to challenge.
Check your property record and relevant sales, then confirm the current local appeal window.
Ohio taxes real property at 35% of true value in money under ORC Sections 5713.03 and 5715.01, the county auditor's estimate of what your home would sell for on the open market. That 35% figure, your taxable value, is what your local millage rate is actually applied against. Everything downstream, your tax bill and eventually your escrow payment, traces back to that one auditor number.
Here's the part the staggered cycle obscures: a triennial update can move your true value through statistical adjustment based on countywide sales data, without anyone setting foot on your property and often without an individual mailed notice reaching you. So even in a year that feels quiet, your assessed value can shift, and the only way to know for sure is to check the roll, not wait for mail that may not come.
Ohio's appeal ladder, called a complaint at the first formal stage, has four possible stops:
A case that starts with a March 31 filing can still be working through the Board of Tax Appeals or a Court of Appeals docket more than a year later. None of those hearing calendars move any faster because your county happens to be mid-cycle on its own reappraisal schedule.
Review the notice, filing instructions, and evidence requirements before ordering a packet.
Your mortgage escrow account doesn't run on Ohio's reappraisal cycle, and it doesn't run on the Board of Revision's hearing calendar either. Under Regulation X, 12 CFR 1024.17(c)(3), your servicer must run an escrow analysis once per computation year, a twelve-month cycle fixed by your loan. That analysis pays whatever bill the county treasurer actually sends, built from whatever value is currently on the auditor's roll. It does not check whether a complaint is pending at the Board of Revision, the Board of Tax Appeals, or a Court of Appeals.
Ohio adds its own wrinkle here: real property taxes are collected a year in arrears under ORC Section 323.12. The value on the roll as of January 1, 2026 generates a tax bill that most county treasurers don't actually send until 2027, typically a first-half installment around February and a second-half installment around July. That means even a complaint you win quickly at the Board of Revision in 2026 doesn't produce a corrected bill until 2027, and your escrow account doesn't see that correction until your servicer's next scheduled analysis catches it.
Say a homeowner in Stark County has a home the auditor lists at Ohio's median, $173,000. Stark isn't due for a full reappraisal or triennial update that year, so no individual notice arrives. At the 35% assessment ratio, that's a $60,550 taxable value; at Ohio's 1.53% effective rate, that works out to roughly $2,647 in annual property tax, close to the statewide average. (Local millage varies by taxing district, so treat this as illustration, not a quote.) She pulls comparable sales anyway, believes the auditor's true value is overstated by about 10%, and files a complaint with the Board of Revision before the March 31 deadline even though her county isn't in a reappraisal year.
Between the arrears billing lag and the servicer's own annual cycle, a win filed and decided within a single calendar year can still take well over a year to show up as a lower monthly payment. If she had instead assumed "my county isn't reappraising this year, there's nothing to appeal" and let March 31 pass, none of this would have been available to her at all.
Check the taxable value, exemptions, and applicable dates before estimating a possible tax reduction.
Whichever level rules in your favor, the auditor updates the roll, the county treasurer issues a corrected bill (or a refund credit, if the disputed amount was already collected), and none of that moves your monthly mortgage payment by itself. Your servicer has to see it. Three parts of 12 CFR 1024.17 control what happens once it does:
If your case went all the way to the Board of Tax Appeals or a Court of Appeals, don't assume your servicer is tracking the docket. Nobody in the escrow department is watching Board of Tax Appeals filings for you. The corrected treasurer's bill is what actually moves your payment, so keep the decision and the revised bill together and send both the moment they arrive.
The highest-volume appeal jurisdictions in Ohio are Cuyahoga, Franklin, Hamilton, Summit, Montgomery, Lucas, Butler, and Stark counties. Each sets its own sexennial reappraisal and triennial update years on its own schedule, so your county's cycle position tells you nothing about whether the March 31 statewide complaint deadline applies to you this year. It always does. Confirm your specific auditor's current reappraisal or update status, and your Board of Revision's filing procedure, before you file.
Yes. The complaint window under ORC Section 5715.19 runs January 1 through March 31 every year in every county, regardless of where that county sits in its six-year reappraisal or three-year update cycle. Your value is on the public roll by the deadline either way, and the deadline to challenge it does not pause just because your county isn't actively reappraising.
Not necessarily. Individual mailed notices mostly go out in reappraisal and triennial update years under ORC Sections 5713.01 and 5715.33. A triennial update can still adjust values by statistical percentage without a physical inspection or an individual notice reaching every homeowner. Check your county auditor's public record directly rather than assuming silence means no change.
Generally, no. ORC Section 5715.19(A)(2) limits most property owners to one valuation complaint per three-year interim period between your county's reappraisal and its next triennial update, with narrow exceptions such as a recent arm's-length sale of the property. The March 31 window is open every year, but that doesn't mean every year is a fresh opportunity if you already have a complaint pending or recently decided in the same interim period.
Ohio collects real property taxes a year in arrears under ORC Section 323.12, so the corrected value on your auditor's roll usually doesn't generate an actual tax bill until the following year. Your escrow account then only catches that lower bill at your servicer's next scheduled annual analysis under 12 CFR 1024.17(c)(3). Between the arrears billing lag and the servicer's own twelve-month cycle, a spring win can easily take over a year to reach your monthly payment.
You have 30 days from the Board of Revision's mailed decision to appeal to the Board of Tax Appeals under ORC Section 5717.01, and if you lose there, another 30 days to appeal to the applicable Court of Appeals under ORC Section 5717.04. Each level adds its own hearing or docket schedule on top of Ohio's arrears billing lag and your servicer's annual escrow cycle, so a case that goes all the way through can easily run two years or more before a correction reaches your monthly payment.