Montgomery County Auditor Property Search: Tax & GIS

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Montgomery County, Ohio · Parcel search, 2026 values, tax records, GIS and deeds

Search a Parcel, Check the 2026 Value, Take Action

Use Montgomery County’s property systems to search by owner, street address or parcel ID, then review ownership, land and building facts, market value, assessed value, taxes, sales, deed references and mapped parcel information.

The important issue in 2026 is the countywide reappraisal. This guide shows how to find the parcel, understand the new tentative value, compare neighborhood sales, request an informal review, check overdue taxes and move to the correct county office without guessing.

Get the quick answer Check 2026 reappraisal Search correctly
Montgomery County is in a full 2026 property reappraisal. A prior tax value is not necessarily the county’s new tentative 2026 value. Find the parcel first, then use the Auditor’s 2026 reappraisal tools to check the tentative value and neighborhood sales.

Quick answer: where should you start?

Start at the Auditor-connected MCRealEstate system. Use street number + street name for an address, Last Name First Name for an owner, or the parcel ID when you already have it. Open the matching parcel and save the parcel number before moving to taxes, GIS, deeds or valuation review.

1 Search one field Do not fill every search field at once.
2 Open Parcel ID Select the correct result from the list.
3 Verify the location Match parcel ID plus property address.
4 Choose the next action Reappraisal, Treasurer, Recorder, GIS or BOR.
Auditor

937-225-4326

Property records, values, reductions and deed transfer.

Administration Building
451 W Third Street
Dayton, OH 45422
Auditor office hours

Monday–Friday

8:00 a.m.–5:00 p.m.

The county’s official walkthrough says address users should enter the street number and street name without a direction or suffix. Once results appear, select the property to open its detailed record.

Open official property search Read official search walkthrough

Jump directly to your property task

The article is organized by the action a property owner, buyer, landlord or researcher actually needs to complete.

Highest-priority 2026 action

Review your new 2026 tentative property value

Montgomery County is performing the full reappraisal required by Ohio law in 2026. The Auditor says individual property characteristics and recent property sales are being used to establish updated values.

1 Find the parcel Search the owner, address or parcel ID.
2 View tentative value Compare the new figure with the property facts.
3 View neighborhood sales See the local sales used in reappraisal work.
4 Request informal review Explain a factual or valuation problem before a later formal appeal.

Check the record before disputing the number

Living area and building footprint
Year built and property class
Condition and grade
Basement or finished lower area
Garage and outbuildings
Land acreage
Most recent arm’s-length sale
Neighborhood sales

Schedule an informal review

Open your property record first Copy the parcel ID exactly as it appears.
Open the Informal Review portal Select Add Parcel and enter the parcel number.
Keep the spaces in the parcel ID The county instructs users to enter it exactly as shown on the tax bill. Montgomery County parcel IDs begin with a letter.
Add the properties involved The online portal allows up to three parcels for one informal review.
Call for larger groups If more than three parcels are involved, call the Property Owner Hotline instead of trying to force them into one online submission.
Explain the evidence clearly Identify the incorrect property fact, recent sale, condition issue or neighborhood comparison rather than saying only that the value is too high.
Property Owner Hotline

937-224-8927

Spanish assistance

937-496-3260

More than three parcels?

Call the hotline to schedule the review.

Stronger review argument: “The record lists 2,100 square feet, but the permitted and measured finished area is 1,760 square feet” is useful. “My taxes are too high” does not identify a valuation error.

After checking the property facts, use the official 2026 reappraisal page. It links the tentative-value lookup, neighborhood sales viewer and informal-review process.

Open 2026 Reappraisal page Open Neighborhood Viewer Schedule an informal review
Avoid the wrong county system

Which office handles your property question?

Correct Montgomery County office or system
What you need
Use
What it provides
Important limit
Owner, address, parcel or value
Auditor / MCRealEstate
Assessment, appraisal, ownership, tax and transfer clues.
Not a title guarantee.
2026 tentative value
Auditor Reappraisal
New value, neighborhood sales and informal review.
Different from the later formal BOR process.
Tax balance or payment
Treasurer
Current amount, payments, delinquency and prepayment.
Auditor calculates taxes but does not collect them.
Deed, mortgage, lien or easement
Recorder / RISS
Recorded land-document indexes and images.
Research is not a title opinion.
Parcel map
Auditor GIS
Interactive tax mapping and parcel context.
GIS lines are not legal survey lines.
Challenge value formally
Board of Revision
Formal fair-market-value complaint process.
BOR cannot change tax rates or the amount due directly.
Homestead or owner occupancy
Auditor
Eligibility, applications and property-tax reductions.
Programs have different rules.
Farm valuation
Auditor CAUV
Agricultural-use valuation and renewals.
Buildings and minimum homesite are not reduced by CAUV.
Rental-property registration
Auditor Rental Registration
Required Ohio residential rental registration.
Changes must also be updated.
Troubleshooting sequence

No Montgomery County property result?

Exact address returns nothing Remove the street direction and suffix. Search only the number and main street word.
Street number may be wrong Leave the number blank and search only the street name to see nearby possibilities.
Numbered street fails Try both numeric and written versions such as 3rd and Third.
Owner name fails Use only the last name or one distinctive LLC, trust or organization word.
Property recently sold Search the seller or previous owner and use the Recorder to verify the new deed.
New parcel or development Search the parent parcel, developer, former landowner or GIS location.
Parcel ID will not work Confirm that the first character is a capital letter and that the number came from the correct county record.
Mailing address differs Separate the owner’s mailing address from the physical parcel location.
Auditor call script “I am trying to identify the Montgomery County parcel at [address]. The owner may be [name], and I have [old parcel ID, deed reference or prior tax bill]. Can you confirm the current parcel ID or whether the property was recently transferred, split or combined?”
Call Auditor: 937-225-4326
Property-record decoder

Understand what the property record actually tells you

Common Montgomery County property fields explained
Record field
What it means
What to do with it
Parcel ID
The primary county identifier for the real-estate parcel.
Copy it before using tax, GIS, reappraisal or transfer tools.
Property location
The situs address attached to the parcel.
Do not confuse it with the owner’s mailing address.
Owner information
Ownership currently displayed in the Auditor system.
Use the Recorder’s deed when legal ownership proof matters.
Market value
The county’s appraisal of fair market value.
Compare with 2026 tentative value and neighborhood evidence.
Assessed value
The taxable valuation component used in Ohio property-tax calculation.
Do not treat it as an estimated sale price.
Current taxes due
Tax amount associated with the parcel record.
Verify live payment status with the Treasurer.
Prior-year delinquency
Unpaid charges carried from earlier tax periods.
Important for buyers and owners before transfer or closing.
Deed reference
A clue connected to a recorded ownership transfer.
Take it to Recorder RISS for the actual document.
Levy distribution
Shows how parcel tax dollars are distributed among taxing authorities.
Use it when asking why the tax bill is divided among schools and local services.
Sale information
Recorded transfer or sale information associated with the property.
Check whether the transaction was a normal market sale before using it as a comparable.
Buyer warning: Do not rely only on a listing website’s tax figure. Review the county parcel, current taxes due, prior-year delinquency and 2026 tentative value because a new owner’s future bill may not match the prior owner’s historical amount.
Current 2026 tax action

The 2026 property-tax deadlines have passed

First half February 13, 2026

Deadline passed.

Original second half July 17, 2026

Later extended by the Treasurer.

Extended deadline July 24, 2026

Final published extension.

Action now Verify live balance

Do not calculate an overdue amount manually.

Why the July dates differ: The county’s original 2026 collection timeline listed July 17, but the Treasurer later announced an official extension to July 24 because of state-law changes. The later extension controls the published second-half deadline.
Inflation Cap Credit: The Treasurer’s June 25 notice says an eligible Inflation Cap Credit was automatically applied to the balance. Property owners did not need to submit a separate application for that credit.

How to check and pay now

Search the tax account Use parcel, owner or property address. Complete only one main search field for the cleanest result.
Open the correct Parcel ID Compare the property address before relying on the balance.
Review current and delinquent amounts Check whether the account already shows a payment, credit or older unpaid amount.
Choose the payment method Compare e-check, debit and credit-card fees before authorizing payment.
Save the receipt Keep the parcel number, amount, date and confirmation.
Use a payment plan if necessary Contact the delinquency department instead of ignoring an unpaid balance.

Current payment methods and fees

Montgomery County Treasurer payment options
Method
Published fee or rule
Practical guidance
Online e-check
$0.50 per transaction
Usually the lowest published electronic-payment fee.
Online credit card
2.3% of total payment
Review the fee before paying a large bill.
Debit card
$2.95 per transaction
Compare with the e-check fee.
Automated phone
833-819-5111; automated service itself is free
Payment-method processing fees can still apply.
Live Point & Pay representative
$5 assistance charge
Call 877-495-2729 when live processor assistance is needed.
In person
Cash, personal check, verified payment or card accepted
Treasurer is open 8 a.m.–4 p.m. Monday–Friday.
Mail
Personal check or verified payment
Do not mail cash. Include the tax-bill coupon.
Drop box
No separate county fee listed
Located outside the west side of the Administration Building on Vista View Drive.

If taxes are already past due

The Treasurer offers past-due monthly payment plans. When a taxpayer follows the payment contract, additional penalty and interest can be frozen under the published rules. Missing payments can void the agreement and restore the frozen amounts.

Foreclosure warning: The Treasurer states that property more than one year past due and not on a payment plan is subject to foreclosure and a tax lien.
Tax-balance call script “I am calling about parcel [parcel ID]. The July 24, 2026 deadline has passed. Can you confirm the current balance, whether an Inflation Cap Credit or payment has posted, and whether I should pay in full or speak with the delinquency department?”
Treasurer

937-225-4010

Delinquency plans

937-225-4010, option 2

Hours

Monday–Friday

8:00 a.m.–4:00 p.m.

Review official payment options Search tax information Open Treasurer page
Parcel-map research

Use GIS for location and context—not a legal survey

Montgomery County Auditor GIS provides interactive tax mapping and parcel context. It is useful for locating property and comparing nearby parcels, but the county expressly disclaims guaranteed accuracy.

GIS is useful for
  • Locating a parcel visually
  • Checking surrounding parcels
  • Understanding tax-map context
  • Comparing roads and neighborhood layout
  • Supporting property research
GIS should not be used alone for
  • Placing a fence
  • Determining an exact boundary
  • Building on a setback line
  • Proving legal ownership
  • Resolving an encroachment dispute

Practical map workflow

Search the property first Save the parcel ID before entering the map.
Open Interactive GIS Map Use the official GIS page rather than an unrelated mapping service.
Locate the parcel Compare the parcel ID and surrounding streets.
Check nearby property context This can help with neighborhood sales, development and ownership research.
Use legal documents for exact boundaries Move to recorded plats, deeds or professional survey work before a legal or construction decision.
GIS phone

937-225-4596

GIS office
451 W Third Street
3rd Floor
Dayton, OH 45422
Auditor hours

8 a.m.–5 p.m.

Monday–Friday

Open official GIS page
Recorder document research

Find deeds, mortgages, releases, liens and plats

Use the Recorder’s RISS system when you need the recorded instrument rather than the Auditor’s ownership display.

Search RISS without getting stuck

Copy clues from the property record Save current owner, former owner, transfer date, parcel ID and deed-reference information.
Open RISS Review and accept the Recorder’s legal disclaimer.
Enable browser pop-ups The Recorder specifically says pop-ups must be enabled for RISS and the county OnBase document site.
Search the name Try current and previous owners, spouses, trusts, companies and alternate name formats.
Choose the relevant document Common searches include deeds, mortgages, releases, plats, easements and mechanics liens.
Save the instrument reference Use it when ordering a copy or discussing a document with Recorder staff.

Recorder fees

Selected Montgomery County Recorder fees
Service
Published fee
Practical note
Basic recording
$39 first two pages
Applies to deeds, mortgages, leases and other listed documents.
Additional page
$8 each
Added after the first two pages.
Marginal notation
$4
Published for releases and assignments of mortgages.
Photocopy
$2 per page
Confirm whether ordinary or certified copy is required.
Certified copy
$2 per page + $1 certification
Ask the receiving institution what certification it requires.
Plat
$0.10 per square inch; $40 minimum
Current published Recorder fee.
Free property-fraud monitoring: Montgomery County Recorder offers a free Fraud Alert Notification System. Registered owners can choose mail, email or text alerts when a document is recorded involving their registered information.
Recorder

Lori Kennedy

937-225-4275

Recorder location
451 W Third Street
5th Floor
Dayton, OH 45422
Public hours

Monday–Friday

8:00 a.m.–4:00 p.m.

Open Recorder RISS Check Recorder fees Enroll in free fraud alerts
Buyer, seller and title-company help

Transfer a deed without missing the Auditor step

Montgomery County requires a deed-transfer process for real-estate conveyances. The Auditor maintains ownership records and applies the required conveyance process before recording.

Conveyance fee

$3 per $1,000 of actual sale price.

Parcel transfer fee

$0.50 per parcel transferred.

Basic transfer workflow

Identify every parcel Copy the parcel ID from MCRealEstate.
Prepare the deed and legal description Do not substitute a GIS description for the actual legal description.
Choose the correct conveyance form Use the Statement of Value form for taxable transfers or the exemption form when a qualifying exemption is claimed.
Address special property status CAUV and Homestead properties have separate conveyance forms in the county document center.
Complete Auditor deed transfer Obtain the transfer treatment required before the Recorder accepts a deed that requires transfer processing.
Record the deed Submit the accepted instrument to the Recorder with the applicable recording fee.
Electronic-recording limit: The Recorder accepts non-transfer documents through eRecording, but deeds and documents requiring a “No Transfer” stamp still need to pass through the Auditor’s Deed Transfer Department before recording.
Deed-transfer call script “I am preparing a transfer involving parcel [parcel ID]. It is a [sale, exempt transfer, Homestead property or CAUV property]. Can you confirm the correct conveyance form, transfer fee and whether the document must be walked through the Deed Transfer Department before recording?”
Read official deed-transfer steps Search conveyance records Call deed transfer: 937-225-4373
Tax reductions

Check Homestead, owner occupancy, CAUV and damage relief

Common Montgomery County tax-reduction paths
Program
Who or what it helps
Important rule
Owner Occupancy Credit
Owners living in their primary residence.
Provides up to a 2.5% reduction on qualified levies; owner and spouse may claim only one home.
Homestead Exemption
Qualifying seniors, permanently disabled owners and certain surviving spouses or veterans.
Eligibility depends on the applicant category and current rules.
CAUV
Qualifying commercial farmland.
Generally 10+ agricultural acres, or under 10 acres with $2,500 average gross farm income for the prior three years.
Damaged Property
Structurally damaged property.
Possible taxable-value reduction relates to severity of qualifying damage.

Homestead application

Montgomery County’s application system states that senior citizens age 65 or older and surviving spouses may fill out the Homestead application for online submission or printing. Disabled applicants, including veterans, can complete the form online but must print and mail it with supporting documentation.

Published filing date: The county Homestead application instructs users to file with the Auditor on or before December 31.

Owner Occupancy Credit

To qualify for the owner-occupancy credit, the owner must own and occupy the property as the principal residence on January 1 of the filing year. A homeowner and spouse can receive the credit on only one home.

CAUV farmland

10 acres or more

Land devoted exclusively to qualifying agricultural use can be eligible.

Less than 10 acres

Average yearly gross farm income for the prior three years must be at least $2,500 under the published rule.

CAUV valuation limit: CAUV changes the valuation treatment of qualifying farmland. It does not reduce the value of farm buildings or the minimum one-acre homesite beneath the buildings.
CAUV phone

937-496-3281

Homestead hotline

937-225-4341

Mailing location
Montgomery County Auditor
451 W Third Street
Dayton, OH 45422
Compare tax-reduction programs Open Homestead application Review Owner Occupancy Review CAUV
Landlord requirement

Register residential rental property with the Auditor

Ohio requires residential rental-property owners to register applicable rentals with the County Auditor. Montgomery County includes ordinary residential rental units and sites where lots are leased for residential mobile or manufactured homes or RVs.

Prepare the registration correctly

Full owner name
Entity name for partnership, corporation or trust
Corporate officer when applicable
Contact agent for business entity
Ohio agent for an out-of-state owner
Parcel ID for each rental property
Update deadline: The county says rental-registration information must be updated within 60 days after a change. Failure to provide required information can be a minor misdemeanor and may result in a penalty of up to $150 against the property.
Rental-registration call script “I own parcel [parcel ID] and use it as [single-family rental, multi-unit property, mobile-home site or another residential rental]. Can you confirm whether it requires registration and whether my owner or contact-agent information is current?”
Open Rental Registration Call rental help: 937-225-4314
Formal valuation complaint

Use Board of Revision when a formal value appeal is needed

Current timing: The annual Board of Revision filing period is January 1 through March 31. As of August 7, 2026, that filing window is closed. For the active 2026 reappraisal, use the Auditor’s tentative-value and informal-review process now where available.

The Board of Revision determines fair market value. It can change property value, but the county explicitly notes that it cannot change tax rates or simply change the tax amount due.

Build the evidence before filing

Recent arm’s-length purchase
Independent appraisal
Comparable neighborhood sales
Incorrect square footage
Incorrect land acreage
Condition or structural damage
Demolition or missing improvements
Photographs and contractor evidence

Formal complaint workflow

Confirm the value year Make sure the complaint concerns the value that can legally be reviewed in that filing period.
Open the current complaint form Use the Auditor’s current Board of Revision document rather than an old copy.
Identify the requested value State what you believe the market value should be.
Attach evidence Connect every piece of evidence to a specific valuation issue.
File January 1–March 31 Do not wait until after the annual filing window.
Prepare for a remote hearing Montgomery County states BOR hearings take place remotely by Zoom video conference or telephone.
Board of Revision

937-496-6856

Real Estate Assessment

937-225-4326

BOR location
451 W Third Street
3rd Floor
Dayton, OH 45422
Open Board of Revision Open current forms
Phone and visit planner

Montgomery County property contacts

Call the office that controls your next action
Office
Best for
Contact
Hours / floor
Auditor
Property search, values, 2026 reappraisal, Homestead, CAUV and deed transfer.
937-225-4326
8 a.m.–5 p.m., Monday–Friday
Property Owner Hotline
2026 reappraisal and informal-review questions.
937-224-8927
Use during the 2026 reappraisal process.
Treasurer
Tax balance, payments, delinquency and prepayment.
937-225-4010
8 a.m.–4 p.m., Monday–Friday
Recorder
Deeds, mortgages, liens, plats, document copies and fraud alerts.
937-225-4275
5th floor; public hours 8 a.m.–4 p.m.
GIS
Interactive parcel map and tax mapping.
937-225-4596
3rd floor
Board of Revision
Formal valuation complaints.
937-496-6856
8 a.m.–5 p.m., Monday–Friday
Homestead
Senior, disability and qualifying surviving-spouse relief.
937-225-4341
Auditor office
Rental Registration
Residential rental-property registration.
937-225-4314
Auditor office

Before you call

Parcel ID
Physical property address
Owner name
Relevant tax or value year
Specific record field in question
Deed or instrument reference if known
Form or program name
Evidence supporting the question
Nearby Ohio property searches

Check a neighboring county when the parcel is missing

Postal addresses, subdivision names and roads near county boundaries can create confusion. Confirm the actual county before repeatedly searching Montgomery County.

Clark County

Useful for property near Montgomery County’s northeastern side.

Clark County Auditor property search
Warren County

Useful for parcels near the southeastern Montgomery County boundary.

Warren County Auditor property search
Butler County

Useful for property near the southwestern county-border area.

Butler County Auditor property search
Important limits

What an online property search cannot prove

Useful for
  • Finding the parcel
  • Reviewing county values
  • Checking tax and sale history
  • Finding deed-reference clues
  • Locating nearby parcels
  • Preparing an informal review
Get stronger verification for
  • Legal title
  • Exact boundary location
  • Easement interpretation
  • Zoning or building approval
  • Unreleased liens
  • Major purchase or lending decisions
Same-name warning: Do not identify an owner, contact a person or make a legal conclusion from a matching name alone. Verify the parcel ID, physical address and recorded documents.
Ten practical answers

Montgomery County property search FAQs

How do I search Montgomery County Ohio property records?

Use the Montgomery County Auditor’s MCRealEstate property-search system. Search by street address, owner name or parcel ID, then open the matching parcel and verify the parcel number and physical location before relying on the record.

What should I enter in the Montgomery County address search?

Enter the house number and street name. The county specifically advises users not to enter the street direction or suffix. For example, search Main instead of N Main Street.

How do I search by Montgomery County parcel ID?

Parcel IDs begin with a capital letter. A county example is A01 00107 0001. Enter the parcel exactly as shown on the tax bill when using services such as the 2026 informal-review portal.

What is happening with Montgomery County property values in 2026?

Montgomery County is conducting a full property reappraisal in 2026. Owners can review tentative values, view neighborhood sales used in valuation work and schedule an informal review through the Auditor.

When were Montgomery County Ohio property taxes due in 2026?

The first-half collection was due February 13, 2026. The second-half deadline was later extended to July 24, 2026. Both deadlines have now passed, so taxpayers with an unpaid balance should verify the current amount directly with the Treasurer.

How much does Montgomery County charge for online property-tax payments?

The Treasurer currently lists a 50-cent e-check fee, a 2.3% credit-card fee and a $2.95 debit-card fee through its payment processor.

How do I challenge a Montgomery County property value?

During the 2026 reappraisal, owners can first review their tentative value and request an informal review. Formal Board of Revision complaints are filed during the annual January 1 through March 31 filing period.

Where can I search Montgomery County deeds and mortgages?

Use the Montgomery County Recorder’s RISS system for deeds, mortgages, releases, plats, easements and other recorded documents. Pop-ups must be enabled for parts of the system.

Does Montgomery County have a property fraud alert?

Yes. The Recorder offers the free Fraud Alert Notification System, which can send mail, email or text notifications when a document is recorded involving a registered property owner.

Who should I call about a Montgomery County property record?

Call the Auditor at 937-225-4326 for assessment and property-record questions, the Treasurer at 937-225-4010 for tax-payment questions, the Recorder at 937-225-4275 for recorded documents and GIS at 937-225-4596 for parcel-map questions.

Information checked August 7, 2026: Property-search instructions, 2026 reappraisal tools, informal-review details, Auditor contacts, tax deadlines and extension, payment fees, GIS contact, Recorder RISS and fees, deed-transfer charges, Homestead filing, Owner Occupancy, CAUV, rental registration and Board of Revision procedures were checked against current Montgomery County government resources.
Independent guide: CountyAuditors.org is not the Montgomery County Auditor, Treasurer, Recorder or Board of Revision. Live ownership, tax balances, 2026 tentative values, filing availability, deeds and maps are controlled by the responsible county office. Verify time-sensitive information before paying, filing or relying on a property record.
Ohio Auditor Tools · Tax Year 2026

10 Ohio Property Tax Calculators & Auditor Tools

Built specifically for Ohio's 35% assessment ratio, current DTE forms, and 2026 Homestead, Owner-Occupancy, CAUV, Conveyance Fee, and Board of Revision rules. Every number reflects verified Ohio Department of Taxation amounts.

Homestead: $29,000 Enhanced Vet: $58,000 OAGI limit: $41,000 Assessment: 35% of market BOR filing: Free · DTE 1

Annual Tax Bill Estimator

OHIO

Applies Ohio's 35% assessment ratio plus your county's effective millage tier — the actual math your auditor uses.

Pick a county tier and enter your market value.

Homestead Reduction Calculator

DTE 105A

2026 Ohio Homestead: $29,000 general or $58,000 enhanced (100% disabled vet, KIA spouse). OAGI under $41,000 required for non-veteran applicants.

Pick your situation and enter your home value.

Owner-Occupancy & Non-Business Credits

DTE 105C

Every Ohio owner-occupied home qualifies for the 2.5% Owner-Occupancy Credit plus the automatic 10% Non-Business Credit. Most owners don't realize these stack.

Enter your annual tax to see both credit amounts.

Conveyance Fee Calculator

ORC 322

When you sell or transfer Ohio property, the auditor collects $1 state + up to $3 county per $1,000, plus $0.50 per parcel. Counties choose their rate.

Enter sale price and pick your county rate.

CAUV Agricultural Savings

DTE 109

Ohio's Current Agricultural Use Value cuts taxable value dramatically for farmland (10+ acres, or smaller with $2,500+ annual gross income).

Enter both market and CAUV values to see savings.

Mill Rate Converter

Ohio tax rates appear three ways on auditor sites: mills, percent, or dollars per $1,000. Convert between them instantly.

Enter a rate to see all three forms.

Parcel Number Cleaner

Ohio's 88 counties each format parcels differently — Franklin uses 010-123456-00, Cuyahoga uses 001-23-456, Hamilton uses 100-0001-0001-00. Auto-detects.

Paste any Ohio county parcel to format it.

35% Ratio Sanity Check

Ohio law sets taxable value at 35% of market value. If yours is significantly higher, you're a strong BOR appeal candidate.

Enter both values to compare against Ohio's 35% target.

BOR Appeal Savings

DTE 1

A successful Board of Revision complaint typically cuts your value 10–20%. Filing is free and stays in effect until the next reappraisal.

Enter your tax bill and reduction estimate.

BOR Deadline Countdown

MAR 31

Ohio's statutory Board of Revision filing deadline is March 31 for the prior tax year. Miss it and you wait until next year — no extensions.

Set your deadline to start the countdown.

Verify with the official Ohio source

These calculators use the verified 2026 Ohio Department of Taxation amounts and statutory rules. For your exact bill, exemption status, and county-specific deadlines, always confirm with your county auditor and the Ohio Revised Code:

Ohio Dept. of Taxation — Real Property DTE Forms (105A, 105C, 1, 109) ORC 5715 — Board of Revision ORC 5713 — Taxable Real Property ORC 322.02 — Conveyance Fee ORC 319.54(F)(3) — State Fee ORC 5713.30 — CAUV tax.ohio.gov — Main Portal

Estimates use Ohio's 35% statutory assessment ratio and effective tax rate tiers averaged across major Ohio counties. Your actual bill depends on local school levies, voted millage, inside vs. outside millage splits, House Bill 920 reduction factors (HB 920), and special assessments. The 2026 Homestead general amount ($29,000) and enhanced amount ($58,000) reflect HB 187 inflation indexing — your county auditor's office may show slightly different transitional figures. Nothing here is legal or tax advice. CountyAuditors.org is an independent informational directory, not affiliated with any county government.

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