Mahoning County Auditor: Property Search, Records & Maps

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Mahoning County, Ohio · Parcel search, maps and property-action guide

Mahoning County Property Lookup, Parcel Records, GIS Maps and Tax Help

Search a Mahoning County property by owner, parcel number or street address, then use the record to review valuation, building details, sales, tax charges, special assessments, map location and ownership information.

The important instructions from county pages and official forms are explained inside this guide. Visit an official website only when you are ready to run a live search, pay a bill, subscribe to an alert or submit a current form.

Search official property records Open GIS Map Viewer Call 330-740-2010
Current record year: The Auditor website currently states that displayed property values and taxes are for tax year 2025, payable in calendar year 2026. Mahoning County’s triennial update is for tax year 2026, with taxes collected in 2027.
Main phone

330-740-2010

Office

120 Market St.
1st Floor

Hours

Monday–Friday
8 a.m.–4:30 p.m.

Deed cutoff

Transfers accepted daily until 3 p.m.

Source review

Official details checked July 22, 2026.

Mahoning County Auditor official property search showing owner, address, parcel number and advanced search options
The official Mahoning County Auditor property-search interface lets users search by owner name, parcel number or address and refine results using sales, location, land and residential criteria.
Quick answer

Which Mahoning County property tool should you use?

1
Find a parcel record

Start with the Auditor search for ownership, property characteristics, valuation, sales and tax-record details.

2
See the parcel on a map

Use the GIS Map Viewer for approximate boundaries, roads, aerial imagery, zoning and nearby parcels.

3
Pay or verify a tax bill

Identify the parcel through the Auditor, then use the Treasurer for payment, posting and penalty questions.

Best working habit: Save the complete parcel number after finding the property. It is the safest identifier for maps, taxes, transfers, Board of Revision filings and county phone calls.

Choose the property problem you need to solve

Each section explains the useful facts before presenting an official action link.

Wrong-office prevention

Auditor, Treasurer, Recorder, GIS or Board of Revision?

Use the office that maintains the record or action you need
User need Correct office Prepare before contacting
Owner, parcel, property details or appraised value Mahoning County Auditor Owner name, address or parcel number.
Tax bill, payment, penalty, receipt or delinquency Mahoning County Treasurer Parcel number, tax year and payment details.
Deed, mortgage, lien, release or recorded document Mahoning County Recorder Owner name, document date or recording information.
Parcel map, tax map, map print or GIS help Mahoning County GIS Parcel number, approximate location and desired map type.
Formal challenge to appraised value Board of Revision Parcel, requested value and supporting evidence.
Exact boundary, pins or encroachment decision Ohio-registered land surveyor Deed, plat, legal description and previous survey.
Special assessment is not the same as a lien. Lighting, stormwater, delinquent utilities, grass cutting and similar outside-agency charges may appear in the parcel’s tax breakdown. Mortgages, judgments, mechanic’s liens and many other liens are researched through the Recorder or Clerk of Courts.
Advanced property research

Mahoning County sales, location, land and residential searches

Advanced Search can combine several criteria and export the resulting general parcel and sale information to a CSV file. Use it to build a focused list rather than manually opening unrelated parcels.

Advanced search filters and practical uses
Filter group Available criteria Useful search
Sales Sale dates, price range, buyer, seller and valid-sale status. Finding recent possible comparable sales.
Location Tax district, township, municipality, school district and neighborhood. Separating nearby properties with different tax or school districts.
Land Land property class and acreage range. Locating large acreage, agricultural or vacant parcels.
Residential Year built, living area, bedrooms, full baths and half baths. Building a more relevant comparable-property group.

Comparable-sales search sequence

Select a reasonable sale-date range Use recent sales around the valuation date rather than mixing widely different market periods.
Select valid sales Transfers between relatives, estates, LLCs or exempt transactions may not reflect an open-market price.
Keep location comparable Start with the same neighborhood, municipality, school district or tax district.
Add physical criteria Compare year built, living area, bedrooms, baths, property class and acreage.
Export and inspect every parcel A CSV result is a research list. Open the strongest matches and compare condition, land and improvements individually.
Advanced Search limitation: The exported report contains general parcel and sale information and may not reproduce every search criterion or every detail shown on the individual parcel page.
Troubleshooting

No Mahoning County property result found? Try these fixes

Complete address failed Remove the street suffix, direction, unit, punctuation and unnecessary words.
Owner name failed Search only the last name or unique company words. Remove LLC, Trustee, Estate and punctuation.
Recently purchased property Search by address or parcel number because the new owner name may still be processing.
Empty lot has no address Search the nearest known address, open the GIS map and identify the adjoining parcel.
Split or combined parcel Search old and new parcel numbers. Changes are assessed based on January 1 status and may not affect the bill until the following year.
One owner has many parcels Use owner search, then compare legal description, address, tax district and map location.
Address is newly assigned New addresses come from the local zoning office or, where no zoning office exists, the Emergency Management Agency.
Website information looks wrong Use the “Discrepancies/Questions About This Parcel?” link at the bottom of the parcel page or call the Auditor.
Useful call script “I am researching parcel or address [details]. I searched by [owner/address/parcel] and received [no result/multiple results]. Can you confirm the correct parcel number and whether a recent transfer, split, combination or address change is affecting the record?”
Parcel record decoder

How to read a Mahoning County Auditor property record

Parcel page sections explained
Record area What it shows What to verify
Deeded owner address Address from the last recorded ownership document. Compare with the deed when ownership information looks outdated.
Taxpayer address Address where county tax correspondence is mailed. This can differ from the deeded owner or property address.
Valuation Historical 100% appraised value and 35% taxable or assessed value. Separate land, improvement and total values.
Legal Lot, plat, acreage and other legal-description information. Use a recorded deed and survey for legal decisions.
Residential Year built, living area, rooms, baths, construction and other building facts. Check for incorrect square footage, finished area or building type.
Additions Attached non-living-area components used in pricing. Porches, garages and similar additions are listed accurately.
Agricultural CAUV land-pricing information where applicable. Enrollment and qualifying acreage are correct.
Sales Recorded transfers, exempt or non-exempt sales, splits and plats. A displayed price is not automatically a valid market sale.
Land Land classification, size and pricing components. Frontage, depth, acreage and land use.
Improvements Outbuildings and improvement pricing. Removed or damaged structures are not still included incorrectly.
Tax Charges, reductions, paid and due amounts and prior tax history. Use the Treasurer for the final live payment status.
Tax distributions Where collected property-tax dollars are distributed. Do not confuse distribution with the effective tax rate.
Special assessments Outside-agency charges added to the tax bill. Contact the agency responsible for the assessment when disputing the charge.
Printable property card: Use the orange PRC button on the parcel page. The compact option creates a shorter record, while customized printing can include selected sections or the full page.
Map and survey help

Mahoning County GIS Parcel Viewer, approximate boundaries and map fees

Boundary warning: Mahoning County says the GIS map is for informational use and is not suitable for legal, engineering or surveying purposes. A registered Ohio land surveyor must establish exact property boundaries.
Parcel research

Locate an address, click adjoining parcels and compare parcel numbers and property information.

Map layers

Review property, retired parcel, neighborhood, municipality, subdivision, zoning, road and address layers.

Survey research

County GIS services also maintain monument, land-survey and historic tax-map information.

County GIS print and digital-map fees

Published Mahoning County GIS map-service prices
Map or copy Without aerial image With aerial image
8.5 × 11 map $1 $2
11 × 17 map $4 $6
17 × 22 map $9 $12
22 × 34 map $16 $20
34 × 44 map $25 $35
GIS contact: 330-740-2455
21 W. Boardman Street, Youngstown, OH 44503
Monday–Friday, 8 a.m.–4:30 p.m.
Open official GIS Map Viewer Open GIS information and status
Tax bill and payment

Mahoning County property-tax estimator, payment options and penalties

The Auditor’s tax estimator currently estimates tax year 2025 property taxes payable in 2026. It asks for appraised value, tax district, residential/agricultural or commercial/industrial property type, owner-occupancy credit and Homestead status.

Auditor responsibilities

Property value, assessed value, tax calculations, district information and tax-estimator tools.

Treasurer responsibilities

Tax bills, payment collection, payment posting, penalties, delinquency, receipts and installment programs.

Payment routes explained

Mahoning County Treasurer payment options
Method How it works Important check
Online Credit card, electronic check and supported digital-wallet options are available. Vendor service fees apply and are disclosed before payment.
Telephone Automated payment line: 330-408-6150, available 24 hours. Phone payments are posted on the following business day.
In person Treasurer’s Office, first floor, 120 Market Street. Office hours are Monday–Friday, 8 a.m.–4:30 p.m.
Mail Send a check or money order to the County Treasurer. Do not mail cash; a timely postmark is important.
AutoPay or scheduled payment Enroll through the Treasurer’s payment account. Confirm the scheduled date is before the current due date.
Missing bill does not remove a penalty. The Treasurer states that taxpayers remain responsible for obtaining a tax bill. Confirm the current due date and amount before relying on an old notice.
Open official tax estimator Open Treasurer payment options Call Treasurer: 330-740-2460
Land records

Mahoning County deeds, mortgages, liens and owner-address changes

Auditor parcel record

Shows property ownership, sales, legal and tax-related parcel information.

Recorder land record

Stores deeds, mortgages, releases, easements and other recorded instruments.

Find the parcel in the Auditor system Save the parcel number, owner name, legal description and most recent transfer information.
Use the Recorder for the actual document The Recorder’s online index covers modern records, while older documents may require office research.
Do not ask Auditor staff to add or remove a deed owner A new deed must be legally prepared. The county recommends contacting a title company or attorney.
Separate owner address from tax-bill mailing address Use the Auditor owner-address form for the owner database. Contact the Treasurer for a tax-bill mailing-address change.
Search liens through the correct record office Many mortgages, judgments, mechanic’s liens and releases do not appear as property-tax charges.
Mahoning County Recorder

330-740-2345

120 Market Street, 1st Floor

Clerk of Courts

330-740-2104

Use for applicable court judgment and case-record questions.

Open official Recorder information Open county record-search directory
Tax year 2026

Mahoning County triennial property-value update

Mahoning County completed a full reappraisal for tax year 2023. The next full reappraisal is scheduled for tax year 2030. Between those cycles, the tax-year 2026 triennial update studies recent valid sales and applies market trends by neighborhood.

Not a full inspection

A triennial update generally uses sales analysis rather than visually inspecting every property.

Adjustments vary

Neighborhoods differ by housing type, age, size and market activity, so every parcel does not receive one percentage.

Tax impact differs

A market-value increase does not automatically create the same percentage increase in the tax bill.

Why a value can change outside a triennial update

New construction or additions
Demolition or destroyed structures
Board of Revision decision
Parcel split, plat or combination
Correction of inaccurate property data
Change in agricultural or exemption status

Review this before disputing the value

Land and improvement values
Living area and year built
Bedrooms, baths and basement
Garages, additions and outbuildings
Recent valid sales
Neighborhood and tax district
Demolition or structural damage
Owner occupancy or Homestead status
Open current triennial guidance Review official valid-sales lists
Formal valuation complaint

Mahoning County Board of Revision filing and evidence rules

Current filing status: The official Auditor page says the tax-year 2025 complaint period closed March 31, 2026. Filing for tax year 2026 begins January 2, 2027.
Review the parcel and requested value Know the current appraised value, the value you are requesting and the specific facts or market evidence supporting it.
Use the correct complaint form DTE 1 is used for real-property valuation. DTE 1M applies to manufactured or mobile homes, and DTE 2 covers certain non-valuation issues.
Complete every question The BOR rules warn that an incomplete complaint may be dismissed.
Keep filing proof In-person filers receive a date-stamped copy. Mailed filers should provide contact information and follow up when a stamped copy is not returned.
Submit evidence early Supporting material generally must reach the Board no later than ten calendar days before the scheduled hearing.
Prepare for a recorded public hearing Residential hearings are commonly scheduled for approximately ten to twenty-five minutes.

Strong residential evidence

Evidence identified in Mahoning County BOR rules
Evidence What to include Weak version to avoid
Recent purchase Closing statement, purchase contract and conveyance statement. An unsigned offer or listing screenshot alone.
Appraisal A recent complete appraisal intended for tax valuation. An automated online value estimate.
Repairs Certified contractor estimates for major structural issues. Unverified estimates for routine maintenance.
Property condition Dated, clearly identified interior and exterior photographs. Undated close-ups that do not identify the property.
Comparable sales Relevant sale records and conveyance statements for comparable properties. Nearby properties with different size, use, condition or sale circumstances.

BOR details commonly missed

The complainant carries the burden of proof
One complaint per parcel is generally allowed in a triennial period
Documents should be one unbound letter-size copy
Use paper clips or an envelope rather than staples or binders
Hearings and accepted documents are public records
The property owner or first-hand witness should attend
Non-individual ownership may create attorney-representation issues
BOR decides value, not whether the resulting tax is affordable
Mahoning County Board of Revision

120 Market Street
Youngstown, OH 44503

Contact

330-740-2010

BOR@mahoningcountyoh.gov

Open current BOR information Open current BOR forms
Tax reductions

Mahoning County Homestead and Owner-Occupancy Credit

Tax-year difference matters: For tax year 2025, collected in 2026, the standard Homestead amount is $29,000, the enhanced amount is $58,000 and the income limit is $40,000 based on 2024 income. For tax year 2026, collected in 2027, the listed income limit is $41,000 based on 2025 income; the shielded amounts are determined using the inflation adjustment.

Standard Homestead eligibility

Own and occupy the home as the principal residence
Meet the applicable income threshold unless grandfathered
Be age 65 or turn 65 during the application year
Or be permanently and totally disabled as of January 1
Or be an eligible surviving spouse
Claim only the qualifying principal residence

Owner-Occupancy Tax Reduction

This separate credit applies to qualifying levies on a homeowner’s principal residence. The owner generally must own and occupy the home as of January 1 of the requested tax year.

Potentially eligible ownership

Individual deed owner, land-contract buyer, life tenant, qualifying mortgagor, trustee or settlor with the right to occupy, or certain cooperative owners.

Generally not eligible

Rental property, non-owner-occupied homes and property owned by many LLCs, corporations, partnerships, associations or groups.

Only one principal residence: Voting registration and income-tax residency are important indicators. Married spouses are generally presumed to share one domicile unless they can establish separate domiciles.
Open Homestead guidance Open current Homestead forms Open owner-occupancy form
Fraud awareness

Mahoning County Property Ownership Alert and transfer-prevention alert

Online Ownership Alert

A free email is sent after a subscribed parcel transfers. The alert does not stop or delay a deed transfer.

Fraudulent Transfer Prevention alert

An eligible owner-occupant can place an in-person alert designed to notify the owner before an attempted transfer.

Online subscription steps

Find the parcel number Search by owner or address and copy the parcel number.
Enter the formatted parcel number The alert FAQ says the subscription system requires the parcel number with dashes and the dot.
Create or log in to an account A user may subscribe to their own parcel or a family member’s parcel.
Renew the account Subscription accounts expire two years after creation. Renewing or adding a parcel extends the account.

In-person prevention-alert checklist

Appear personally at the Auditor’s Office
Own and occupy the home as the principal residence
Bring government identification
Bring proof of residence such as current mail
Bring a copy of the deed
Complete the county alert form
Manage Ownership Alert Read official alert guidance
Property transfer checklist

Mahoning County deed-transfer requirements and conveyance fees

Total conveyance rate

$4 per $1,000 of sale price.

Parcel transfer fee

$0.50 per parcel.

Counter cutoff

Deeds are transferred daily until 3 p.m.

What the $4 rate includes

Mahoning County taxable-transfer fee components
Fee Rate How calculated
State conveyance fee $1 per $1,000 Sale price × .001
County permissive fee $3 per $1,000 Sale price × .003
Parcel transfer fee $0.50 per parcel Parcel count × .50
Low-price transfer rule: The checklist states that the state conveyance portion for a sale below $1,000 is at least $1. Exempt transfers generally still pay the 50-cent-per-parcel transfer fee.

Deed and transfer-document checklist

Follow the county instruction regarding parcel numbers on deeds
Grantor’s marital status
Grantee’s tax-mailing address
Complete legal description
Lot number, plat name, volume and page where applicable
Prior deed or document reference
Grantor’s original notarized signature
Spouse’s notarized signature when required
Power-of-attorney copy when used
Authenticator Certificate for qualifying online notarization
Preparer name and contact information
Correct DTE 100 or DTE 100EX form
Acreage or partial platted lot: A deed containing an acreage description or part of a platted lot must be reviewed and approved by the GIS Department at 21 W. Boardman Street before transfer through the Auditor’s Office.

Tax delinquency and split rules

Normal taxable transfer

A transfer involving delinquent property taxes may still be accepted, but the parcel can be referred to the Prosecutor for possible foreclosure.

Split, plat or survey consolidation

Current taxes must be paid. If delinquent, the full current year plus delinquency, penalty and interest must be paid before submission.

Exempt LLC transfer review

Notarized affidavit explaining the transfer and lack of consideration
State certificate and Articles of Organization
Operating Agreement
Documents for both LLCs when transferring between LLCs
Auditor review before exemption is accepted
No guarantee of same-day processing
Open official conveyance calculator Open current transfer forms Confirm transfer requirements
Additional owner help

Rental registration, CAUV and damaged-property relief

Residential rental registration

What counts as rental property

A parcel with a dwelling rented for residential use, including single-family, apartment, multifamily and many mixed-use properties.

60-day filing rule

Required information must be filed within 60 days, including weekends and holidays, after notice, transfer, receipt of the bill or a change.

Rental-registration penalty: Failure to comply may subject each property to a $150 fine per tax year.

Current Agricultural Use Value

Land must be devoted exclusively to qualifying commercial agriculture
A separate application is filed for each farm unit
Multiple parcels in one farm must have identical ownership
Parcels in the farm do not have to be adjacent
Mixed-use parcels may qualify for independently eligible portions
Withdrawal or loss of eligibility can trigger three years of recoupment
Commercial timber-only land generally requires at least ten acres
Tax-year 2026 CAUV soil rates are updated for collection in 2027

Destroyed or damaged property

DTE 26 filing deadline and maximum deduction percentage
Damage occurred Application deadline Maximum deduction portion
January–March December 31 100%
April–June December 31 75%
July–September December 31 50%
October–December January 31 of the following year 25%
Structural damage can include collapsed basement walls, roof failure, fire damage, damage to a finished basement or destruction of a structure. Furniture, appliances, televisions, carpeting and other personal property do not qualify for this real-property value deduction.
Open rental-registration form Open CAUV guidance Open damaged-property form
Planning tools

Mahoning County search, tax and conveyance mini-tools

These estimates are educational. Use the official Auditor calculator and Treasurer bill for final values, rates, fees and payment amounts.

Search-method helper

Choose the information you have to receive a search plan.

Basic property-tax estimate

Enter the appraised value and an estimated effective rate.

Conveyance-fee estimate

Enter the sale price and parcel count.

Appraised-value change

Enter the previous and new appraised values.
Visit planning

Mahoning County Auditor address, phone, hours and map

Mahoning County Auditor
120 Market Street, 1st Floor
Youngstown, OH 44503

330-740-2010

Fax: 330-480-7571

Office planning

Monday–Friday
8 a.m.–4:30 p.m.

Deeds transferred until 3 p.m.

Bring the complete parcel number
Bring valid photo identification
Use current forms from the official Forms page
Bring supporting documents and copies
Confirm payment method before visiting
Arrive before the 3 p.m. deed-transfer cutoff
Auditor counter payment: The office lists cash, checks and credit/debit cards. Card transactions carry a 2.4% fee with a $1.49 minimum.
Official live actions

Mahoning County official property resources

Explanations and document rules have been included above. Use these official links for live searches, current forms, submissions, payments and verification.

Property and map actions
Forms, taxes and documents
Source review: Updated July 22, 2026 using official Mahoning County Auditor property search, search instructions, GIS, Treasurer, Recorder, Homestead, CAUV, rental registration, ownership-alert, transfer-checklist, damaged-property and Board of Revision resources.
Quick answers

Mahoning County Auditor property-search FAQs

Where can I search Mahoning County property records?

Use the official Mahoning County Auditor Search page. It provides owner, parcel-number and address searching, plus advanced filters.

Can I use a partial owner name or address?

Yes. The official instructions say partial entries create broader results. Omitting Street, Drive, Place and similar suffixes can improve address searches.

Should the parcel number include dashes?

Either format may work in the property search. The Ownership Alert subscription, however, requires the parcel number with its dashes and dot.

What can I print from the parcel page?

Use the orange PRC button to print a property record card. Select compact layout for a shorter summary or customize the included record sections.

Where can I see Mahoning County parcel boundaries?

Use the official GIS Map Viewer. The displayed boundaries are approximate and cannot replace a legal survey.

Can I pay property taxes through the Auditor?

The parcel page may route you to payment, but the Treasurer handles the bill, payment posting, penalties, receipts and delinquency.

What year do the current values represent?

The Auditor website currently states that displayed values and taxes are for tax year 2025, payable in calendar year 2026.

When is the next Mahoning County value update?

The triennial update is for tax year 2026, with taxes collected in 2027. The next full reappraisal is scheduled for tax year 2030.

When can I file a tax-year 2026 BOR complaint?

The official Auditor page states that filing begins January 2, 2027. Confirm the final deadline and current instructions before filing.

What are Mahoning County conveyance fees?

Taxable transfers generally pay $4 per $1,000 of sale price plus 50 cents for each parcel.

Does Ownership Alert stop a fraudulent deed?

No. The online service sends an email after a transfer. Eligible homeowners can ask about the separate in-person Fraudulent Transfer Prevention alert.

What is the Mahoning County Auditor phone number?

Call 330-740-2010. The office is at 120 Market Street, first floor, Youngstown, Ohio 44503.

Independent information notice: OhioAuditors.org is an independent educational website and is not the Mahoning County Auditor, Treasurer, Recorder, GIS Department or Board of Revision. Use official systems for live records, legal documents, payments, applications and final decisions.

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Ohio Auditor Smart Tools

Parcel Search Help, Property Value Estimate, Homestead Savings & Correct Office Finder

Use these quick Ohio property tools to understand parcel search options, estimate property-tax impact, review Homestead Exemption savings, check value changes, and find whether your issue belongs to the county auditor, treasurer, recorder, or board of revision.

Built for Ohio property users Helpful for parcel lookup, owner search, property values, tax estimates, homestead, CAUV, conveyance, and records.
Educational estimate only Final values, tax bills, exemptions, deadlines, and official records must be confirmed with the county office.
Mobile friendly Designed for phones, tablets, and desktop screens without external scripts or extra plugins.

Ohio Parcel Search Helper

Ohio county auditor sites may let you search by parcel number, owner name, address, map number, or legal description. Use this helper to choose the best search method before opening the official county auditor property search.

Use the simplest version first. For an address, try house number + street name only.
Tips copied.

Ohio Property Tax Estimate Calculator

Ohio property tax is usually calculated from assessed value, not full market value. This tool uses the common 35% assessed value method and an estimated effective tax rate for planning only.

Ohio residential/agricultural real property is commonly assessed at 35% of appraised value.
Use an estimated effective yearly rate if known. Final tax depends on local levies and tax district.
Optional: enter yearly credit/exemption amount if already known.
Result copied.

Ohio Homestead Exemption Savings Estimator

Estimate possible savings from a homestead-style reduction. Eligibility, income limits, disability status, age requirements, and final savings must be confirmed with the county auditor or official Ohio tax guidance.

Enter the exemption amount you want to test. Verify the current official amount before using.
Result copied.

Property Value Change Review Tool

Use this tool to compare prior value and current value. If the increase looks high, review property details, comparable sales, tax district, improvements, and appeal/review options with the correct county office.

Review copied.

County Auditor, Treasurer, Recorder, or Board of Revision?

Ohio property users often contact the wrong office. Select your issue and this helper will show which office usually handles it.

Select an option above to see the correct office.

Ohio Property Record Review Checklist

Use this checklist before relying on a county auditor record, applying for homestead, checking a tax bill, or preparing a Board of Revision/value review.

Tip: If you notice a mistake, save the property record, collect proof, and contact the official county auditor or correct county office before any review or complaint deadline.
Important: These tools are for educational planning only. They do not replace official Ohio county auditor records, county treasurer tax bills, recorder documents, Board of Revision deadlines, legal advice, or tax advice. Always verify parcel data, values, exemptions, rates, tax bills, conveyance records, and deadlines with the official county office.