Ohio property tax reform is no longer only a debate about what lawmakers might do. Several major changes took effect in 2026, and another package is scheduled to take effect September 23. At the same time, counties such as Franklin are completing new property-value updates that can make homeowners nervous when the number on the appraisal notice jumps.
The most important point is simple: a 10% increase in appraised value does not automatically mean a 10% increase in property tax. Ohio’s tax system uses reduction factors, voted levies, inside millage, school funding rules, owner-occupancy credits, homestead exemptions, and new inflation limits. Your own tax district matters more than a countywide average.
Ohio Property Tax Reform in 2026: The Quick Answer
Here are the changes homeowners should know:
- House Bill 186 took effect March 20, 2026 and limits certain school property-tax growth tied to the 20-mill floor.
- House Bill 335 also took effect March 20 and limits certain growth in inside-millage revenue following reappraisals or updates.
- House Bill 129 changes how some school emergency and substitute levies interact with the 20-mill floor.
- The owner-occupancy property-tax credit begins increasing for tax year 2026.
- The broad non-business credit for residential property begins phasing down.
- House Bill 479 creates a one-year $350 million property-tax relief fund for qualifying homestead-exemption recipients.
- Most HB 479 property-tax provisions take effect September 23, 2026.
- Franklin County’s tentative 2026 residential values are averaging roughly 10% higher, but individual properties vary widely.
The Franklin County Auditor’s 2026 property-value update is a useful official example of how Ohio reassessment works and why a value increase is not the same percentage increase in tax.
Ohio Is Changing the Tax Formula, Not Ending Property Taxes
There is a lot of public frustration with Ohio property taxes.
That has produced proposals ranging from targeted relief to much larger structural changes.
But the reforms already enacted in 2026 do not abolish property taxes.
They change how quickly some tax collections can rise and how certain credits are distributed.
Schools, counties, townships, cities, libraries, parks, fire districts, and other local entities still rely heavily on property-tax revenue.
House Bill 186 Targets the School 20-Mill Floor
Ohio school property taxes are unusually complicated because of the way voted levies and reduction factors work.
Some school districts sit at what is called the 20-mill floor.
When property values rose sharply, those districts could receive large revenue increases because some reduction mechanisms stopped applying below that floor.
House Bill 186 created a new credit intended to limit certain increases caused by reappraisal or triennial updates to an inflation-based amount.
That does not freeze every school tax bill.
New voter-approved levies, new construction, property changes, and other tax components can still move the bill.
House Bill 335 Applies a Similar Idea to Inside Millage
Inside millage is property-tax millage that can be levied without a public vote within Ohio’s constitutional limit.
When property values rise, inside-millage collections can rise too.
House Bill 335 created an inflation limitation on certain revenue increases caused by a reappraisal or triennial update.
The law gives county budget commissions a role in applying that limit.
Again, the goal is not to keep every property tax bill unchanged.
It is to prevent certain revenue streams from climbing automatically as fast as market values.
Primary Homeowners Are Getting a Larger Owner-Occupancy Credit
Ohio has long provided a 2.5% owner-occupancy rollback on qualifying taxes for a home used as the owner’s primary residence.
That credit is now scheduled to grow over several years.
The phase-in is:
- Tax year 2026: 5.70% owner-occupancy credit.
- Tax year 2027: 8.92%.
- Tax year 2028: 12.15%.
- Tax year 2029 and later: 15.38%.
Because Ohio real estate taxes are generally paid in arrears, homeowners often feel a tax-year change on bills paid the following calendar year.
The Non-Business Credit Is Phasing Down at the Same Time
There is a second side to that change.
Ohio’s 10% non-business property-tax credit is being reduced for non-agricultural residential property.
The phase-down is:
- Tax year 2026: 7.5%.
- Tax year 2027: 5%.
- Tax year 2028: 2.5%.
- Tax year 2029 and later: 0%.
For an owner-occupied primary residence, the larger owner-occupancy credit more than offsets the phase-down over time under the enacted schedule.
For a residential property that is not owner occupied, such as many rental or investment properties, the old non-business credit is being phased away without the same owner-occupancy replacement.
This Shifts Relief Toward People Who Live in the Home
That policy choice is important.
Ohio is moving part of its broad residential tax relief away from all qualifying residential property and toward primary residences.
Supporters see that as a better way to protect homeowners.
Landlords and investors may see higher net tax liability as the non-business credit disappears.
Some of that cost could eventually be reflected in rents, although rent depends on far more than property tax alone.
HB 479 Adds a One-Year Homestead Relief Payment
House Bill 479 adds another layer of relief.
It creates a $350 million Property Tax Relief Fund for a one-year credit to homes that qualify for Ohio’s standard or enhanced homestead exemption.
The state will divide the available fund among eligible homes.
Legislative estimates have put the likely benefit in the range of several hundred dollars per eligible home, although the final amount depends on the statewide count and available fund balance.
The credit is expected to appear on first-half tax bills issued around late 2026 or early 2027.
The Homestead Exemption Is Targeted, Not Universal
Ohio’s homestead exemption does not apply to every homeowner.
The standard program generally covers qualifying older or permanently disabled homeowners who meet the applicable income rules.
There are also enhanced provisions for certain disabled veterans and surviving spouses.
For 2026, the income threshold cited in the HB 479 legislative analysis for newer standard applicants is $41,000.
Income thresholds and exemption values can be adjusted over time.
If you think you qualify, check with your county auditor instead of assuming the benefit is automatic.
Franklin County’s 2026 Update Shows Why Appraisals Still Matter
Franklin County released tentative 2026 values for more than 440,000 parcels in June.
The county said tentative residential values were increasing by about 10% on average.
Commercial values were rising by about 4% on average, while industrial values were increasing more.
Residential averages by school district were generally in a range of about 5% to 15%.
Those are averages.
Your house can be above or below them.
A 10% Appraisal Increase Does Not Mean a 10% Tax Increase
This is the point homeowners need to hear most clearly.
Ohio’s voted property-tax system uses effective rates and reduction factors.
When values rise across an entire taxing district, the effective millage on many voted levies can adjust downward.
That is why the Franklin County Auditor tells homeowners that a property increasing at roughly the same rate as similar property in the taxing district may see much less tax movement than the appraisal percentage suggests.
If your value rises much faster than the district average, your share of the tax burden can rise more.
If it rises less than the average, your share can fall.
Your Neighbor’s Percentage Is Not Your Tax Formula
Two homes in the same county can have different results.
They may be in different school districts.
One may be inside a city and the other in a township.
One may have a library levy or fire levy that the other does not.
One homeowner may qualify for the owner-occupancy credit or homestead exemption.
The properties may also have different appraisal changes.
So countywide averages are useful for context, not for calculating your actual bill.
Ohio’s Debate Is Similar to Florida’s, but the Tools Are Different
Our guide to Florida Amendment 3 property tax relief shows how another state is using a much larger proposed homestead exemption and a lower non-homestead assessment cap.
Ohio is taking a different approach.
Its 2026 reforms work through tax credits, school-floor rules, inside-millage limits, and targeted homestead relief.
Both states are trying to solve the same political problem: a homeowner’s paper value can rise much faster than household cash income.
Georgia Uses Another Kind of Assessment Protection
Our article on Georgia property tax relief follows yet another model built around homestead assessment protections and state relief.
That comparison is useful because the phrase “property tax cap” can mean very different things.
A cap can limit assessment growth.
It can limit tax revenue growth.
It can increase an exemption.
Or it can create a direct credit.
The household result depends on which number is actually capped.
Indiana Shows Why Replacement Revenue Matters
Our guide to Indiana property tax reform proposals asks the harder question that appears whenever relief becomes very large: what pays for local services instead?
Ohio’s current reforms mostly preserve the property-tax structure while limiting some growth and shifting state-funded credits.
That is less disruptive than full elimination.
It still affects schools and local-government finances, which is why state reimbursement rules matter.
Check the Market Value Before You Argue About the Tax
If the auditor’s value is wrong, start there.
Do not begin by saying the tax bill feels too high.
The valuation question is whether the appraised market value reflects what the property could reasonably sell for around the tax lien date.
Useful evidence can include:
- recent comparable sales;
- a recent arm’s-length purchase of your property;
- a professional appraisal;
- photos showing serious condition problems;
- records of fire, water, structural, or other damage;
- incorrect square footage or property data in the auditor’s record.
Franklin County Homeowners Have Immediate September Deadlines
As of September 3, 2026, Franklin County’s tentative-value review process is nearly finished.
In-person and virtual Property Value Review sessions end September 5.
Document-only reviews can still be submitted through September 12.
That is a current administrative review of the tentative 2026 value.
Homeowners who wait until after final values are certified later this year can still have the normal Board of Revision complaint process available under Ohio law.
Final Franklin County Values Are Expected in December
The tentative values are not final yet.
The Ohio Department of Taxation reviews the update before values are certified.
Franklin County expects final values in December.
If an owner still disagrees after final certification, the county says a Board of Revision complaint can be filed through March 31, 2027.
That gives homeowners another formal path, but it is better to correct an obvious data or value problem during the tentative review when possible.
Review Your Property Record for Simple Errors
Some appraisal problems are not complicated valuation disputes.
The record may show a finished basement that is not finished.
It may show the wrong number of bathrooms.
Square footage may be wrong.
A garage may have been removed.
Storm or fire damage may not be reflected. If you are documenting exterior damage yourself, a laser distance measure can make it easier to record dimensions accurately before an appraisal review.
Check the basic facts before paying somebody for a formal appraisal. A simple home document organizer can also help keep appraisal notices, tax bills, repair records, and comparable-sale notes together when you need them.
Read the Actual Taxing District
Your tax bill is built from several taxing authorities.
Look at the school district, county, city or township, library, park district, joint vocational school district, and any special levies that apply.
Then check whether a levy is new, renewed, fixed-sum, inside millage, or subject to reduction factors.
You do not need to become a property-tax lawyer.
You do need to know which lines are actually changing.
Mortgage Escrow Can Hide the Timing
Homeowners with escrow accounts sometimes notice the change months after the tax decision.
The mortgage servicer pays the tax bill. Homeownership costs go well beyond taxes, so our friends at Wright Gardens are also useful when you are planning the landscaping and outdoor upkeep that come with maintaining a property.
Then it performs an escrow analysis and adjusts the monthly payment.
A higher payment may reflect property tax, homeowners insurance, an escrow shortage, or all three.
Read the escrow statement before assuming every increase came from the county appraisal.
Do Not Assume Rising Home Value Is Spendable Income
This is why property taxes create so much anger.
A homeowner may have gained $60,000 in market value and still be living on the same pension or paycheck.
The added equity can be useful if the home is sold or borrowed against.
It does not put cash in the checking account every month.
Tax policy has to deal with that gap without pretending local services cost nothing.
The 2026 Reforms Move Ohio Toward Slower Automatic Growth
The best way to understand Ohio’s new laws is not as one giant tax cut.
They are a collection of brakes and shifts.
Some school-tax growth tied to the 20-mill floor is limited.
Some inside-millage growth is limited.
Primary-residence credits rise.
Broad non-business residential credits fall.
Homestead-exemption households receive a one-year state-funded credit.
Those changes will affect households differently.
A Bigger Appraisal Is Only the Start of the Math
Ohio homeowners should pay attention to the 2026 property-value updates.
Market value still matters.
But it is only the first number in the tax calculation.
The new state laws make that more true than ever.
If your value looks wrong, challenge the value with real evidence.
If the value looks reasonable but the bill rises, identify which levy or credit changed.
If you qualify for homestead relief, make sure the county has the application.
And if you own your primary residence, understand that Ohio is gradually shifting more of its residential rollback toward owner-occupants.
The appraisal notice can look scary.
Do not stop at the percentage printed on it.
The only number that matters in the end is the tax you actually owe after the full Ohio formula is applied.