Allen County Auditor Property Search, Records & GIS

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Allen County, Ohio · Owner, parcel, tax, sales, deed and GIS help

Search Parcels, Tax Records & GIS Maps

Use this guide to find an Allen County property by owner name, location address, parcel number or legal description, then understand the property summary, ownership, values, land, buildings, sales, taxes and map information shown in the official record.

It also explains what to do when a parcel is missing, how to correct dwelling facts, where to pay 2026 taxes, how to find deeds and liens, when to use GIS instead of the Recorder, and what evidence helps with a valuation complaint.

Get the quick answer See search steps Fix a failed search
Verify two identifiers before relying on a result. Match the physical property address and parcel number, or the parcel number and a building or transfer fact. An owner-name match alone is not enough for a payment, legal, boundary or ownership decision.

Quick answer: how do you find the property?

Open the Allen County Auditor’s official Beacon Real Estate Property Search. Choose one of four searches—owner name, location address, parcel number or legal description. Start with less information, open the likely parcel, verify the address and parcel number, then review the property summary, owners, valuation, land, buildings, tax and sales sections.

1 Choose one search type Do not fill every field.
2 Enter a broad value Surname, simple address or parcel ID.
3 Verify the parcel Match address plus parcel number.
4 Open the needed tab Value, tax, sale, building or map.
Auditor office

419-223-8520

allenauditor@allencountyohio.com

Physical location
Allen County Courthouse
301 N. Main Street, Room 105
Lima, OH 45801
Current public hours

Monday–Friday

8:00 a.m.–4:15 p.m.

Manufactured-home warning: The Auditor provides a separate Mobile Home Property Search. A mobile or manufactured home may not appear through the ordinary real-estate parcel workflow.
Allen County Ohio Auditor property search with owner, address, parcel number and legal description lookup options
Use the official Allen County Auditor property search to find a parcel by owner, address, parcel number or legal description.
Use the screenshot above

Open the official search without missing the right record

Decide what information is most reliable Use the parcel number when you have a tax bill or deed. Otherwise begin with the owner surname or a simplified physical address.
Open the official Real Estate Property Search Confirm that the selected application identifies Allen County, Ohio before entering any information.
Select one search method Choose owner, location address, parcel number or legal description. Mixing uncertain fields can remove a valid result.
Open the full parcel result Review the summary and confirm the physical address, owner display, parcel number and tax district.
Save the parcel number Use the same identifier for taxes, GIS, Recorder research, forms, value questions and public-record requests.
Open official Allen County property search Open the Auditor homepage

Choose the property problem you need to solve

This article is organized around real tasks rather than a directory of county links.

Avoid calling the wrong department

Which Allen County office handles your request?

Correct office or tool for each property task
Your task
Correct office or tool
What it provides
Important limit
Find an owner, parcel or property value
Auditor / Beacon
Summary, owner display, values, land, buildings, sales, taxes and map access.
The owner display is not a title opinion or certified deed.
Check or pay a tax bill
Treasurer
Bills, balances, payment posting, due dates, escrow and delinquent-tax help.
The Auditor calculates; the Treasurer collects.
Find a deed, mortgage or lien
Recorder
Recorded-document index, deeds, mortgages, liens, plats and certified-copy help.
Online images may not be true copies of originals.
View parcel location and aerial photography
Auditor GIS / Beacon Map
Tax parcel boundaries, streets, addresses, soils, aerial images and map layers.
GIS is not a boundary survey.
Correct room, bathroom or building facts
Auditor Dwelling Card Information
A structured way to report current property characteristics.
The office states corrections are made going forward.
Challenge the market value
Board of Revision
Formal complaint process and evidence review.
The Board reviews value, not dissatisfaction with tax rates.
Apply for Homestead, owner occupancy or CAUV
Auditor Forms
Applications, renewal forms and program instructions.
Eligibility and deadlines differ by program.
Request non-parcel Auditor records
Auditor Public Records
Budgets, minutes, reports and other public records.
A request may require retrieval or legal review.
Best cross-office habit: Identify the property in Beacon first and copy the exact parcel number. It gives the Auditor, Treasurer and Recorder a common reference even when owner or mailing-address information has changed.
Troubleshooting order

No Allen County property result found?

Owner-name search failed Use the surname alone. Try a former owner, spouse, trust, business, estate or alternate spelling.
Address search failed Keep the house number and main street word but remove the direction, suffix, unit and ZIP code.
The property recently transferred Search the seller’s name and check the Recorder’s document index for the new deed.
The parcel was split or combined Search the parent parcel, adjoining parcels, legal description or map location.
The address has no street number Use owner, parcel number, legal description or GIS map search instead.
The record is a mobile home Use the separate Mobile Home Property Search linked from the Auditor website.
The property is new construction Search the land parcel or developer. New address and building information may still be processing.
The map and search disagree Copy the parcel number shown in GIS and ask the Auditor to confirm the current parcel record.

Prepare this information before calling

Complete physical address
Current or former owner
Parcel number, if known
Approximate purchase date
Nearest road or intersection
Township, city or village
Deed or closing reference
Screenshot of the failed search
Useful Auditor call script “I am trying to identify the parcel at [property address]. The current or previous owner may be [name], and I have [parcel number, deed reference or nearby road]. Can you confirm whether the parcel was recently transferred, split, combined, renumbered or moved to another search?”
Call the Auditor: 419-223-8520 Email the Auditor
Property-card decoder

Understand the Allen County property record

Property fields and the correct next action
Field or tab
What it shows
What to verify
Property Summary
Parcel number, address, classification and key property facts.
Use it to confirm that you opened the correct record.
Owners
Current owner display and mailing information.
Use the recorded deed for legal ownership proof.
Valuation
Market value, land value, improvement value and assessed value.
Compare the tax year and whether a value changed after construction, demolition or review.
Land
Acreage, use codes, neighborhood and land characteristics.
Check acreage, agricultural treatment and parcel configuration.
Buildings
Dwelling, commercial structure and improvement characteristics.
Check year built, area, rooms, bathrooms, condition, foundation and additions.
Sales
Transfer dates, sale amounts and recorded transaction clues.
Not every transfer is an arm’s-length market sale.
Tax
Tax amounts, payments, delinquencies, district and special assessments.
Use the Treasurer for live payment posting and delinquent-balance questions.
Map
Parcel location, nearby parcels and available GIS layers.
Do not use the displayed line as a legal boundary survey.

Market value, assessed value and tax are different numbers

Market value

The Auditor’s estimate of what the property would sell for in an open-market transaction.

Assessed value

Generally 35% of the estimated market value under Ohio’s real-estate tax system.

Final tax bill

Depends on effective rates, reduction factors, credits, levies and special assessments—not value alone.

Simple assessed-value example: A property with a $200,000 market value would generally have a $70,000 assessed value before applying the parcel’s effective rate, reductions, credits and special assessments. Do not use another property’s tax rate.

When Allen County values can change

  • Countywide reappraisals occur every six years.
  • A midpoint or triennial update occurs in the third year and is based primarily on sales analysis.
  • Values may also change because of new construction, demolition, a building permit, a land split, a boundary survey or a Board of Revision decision.
  • The Treasurer’s current dates page lists the next general reappraisal for 2027 and the next triennial update for 2030.
Read the official appraisal process Understand the official tax calculation
Current 2026 tax help

Check 2026 due dates, payment fees and posting

First-half due date February 13, 2026

Past collection deadline.

Second-half due date August 12, 2026

Current published deadline.

Card fee 2.40%

Published $2 minimum.

E-check fee $1 flat fee

Third-party processor charge.

Why August instead of July? The Treasurer says recent legislation created an inflation cap affecting certain property-value increases. Adjustments appear on second-half 2025-payable-2026 bills, and the final TEPP payment is in August instead of July for this cycle. Not every parcel qualifies for the credit.

Pay online without selecting the wrong property

Find the parcel before opening payment Copy the exact parcel number and confirm the address and owner display.
Check whether a mortgage company already collected the money Contact the lender before paying a bill that may already be scheduled through escrow.
Open the Treasurer’s official website Choose “Make Online Payment” or “Pay Real Estate Tax” from the county Treasurer page.
Search the payment system again Match the parcel number and physical address before choosing the Tax tab.
Select Make Tax Payment Review the tax period, balance and any delinquency before continuing.
Compare the processor fee The published card fee is 2.40% with a $2 minimum; the published electronic-check fee is $1.
Save the confirmation Record the parcel number, tax period, payment amount, date, fee and confirmation number.
Recheck posting Use the property-tax search or call the Treasurer if the balance does not update as expected.

Other payment methods

Allen County property-tax payment choices
Method
Official detail
Mistake to avoid
Phone payment
Call 1-419-765-6401 through the Treasurer’s payment service.
Do not use an unverified phone number from an advertisement.
In person
301 N. Main Street, Suites 201 and 203, Lima; 8:00 a.m.–4:30 p.m. weekdays.
Check federal-holiday closures before traveling.
Courthouse drop box
The Treasurer lists a drop box outside the courthouse near the automatic doors.
Do not leave cash in an unattended drop box.
Mail
Payable to Allen County Treasurer; mailing address PO Box 123, Lima, OH 45802-0123.
A late USPS processing postmark can trigger a penalty.
Participating banks
Certain Allen County Superior Credit Union and Union Bank locations accept payments during collection windows.
These locations do not accept county tax payments year-round.
Mailed-payment warning: The Treasurer advises that a USPS postmark may reflect the date mail first reaches sorting equipment, not the day it was placed in a mailbox. Mail early or request a hand-stamped postmark at the post-office counter.

Late payment, missing bill and previous-owner problems

Payment is within 10 days after the deadline The Treasurer FAQ lists a 5% late penalty.
Payment is more than 10 days late The FAQ lists a 10% penalty.
No tax bill arrived Call 419-223-8515 and request a copy rather than waiting past the deadline.
Previous owner remains on the bill The Treasurer says a prior owner’s name can take about one year to clear from the system.
Mortgage company should pay Contact the lender immediately to confirm that funds were collected and payment is scheduled.
You need monthly payments Ask about TEPP, TEPP-Auto or Auto-Pay rather than allowing the account to become delinquent.
Treasurer call script “I am calling about parcel [parcel number] at [address]. I need to confirm the 2026 balance, whether a mortgage or online payment has posted, the applicable fee or penalty, and whether TEPP, Auto-Pay or another payment arrangement is available.”
Open the official Treasurer website Read payment and penalty FAQs Call Treasurer: 419-223-8515
GIS and boundary research

Use Allen County GIS maps correctly

The Auditor’s GIS department maintains tax parcel boundaries, streets, address information, CAUV soil maps and aerial color photography. Available parcel data may include acreage, deed owner, school district, tax district, land and improvement values, sale information, Homestead status, annual tax, delinquency and payment fields.

Find and inspect a parcel on the map

Identify the parcel in the property search Copy the parcel number before moving into the map.
Open the official Map view Use the Maps & GIS or View Map link from the Allen County Auditor website.
Search by parcel or address A parcel number is usually more reliable for rural property, vacant land or an address without a house number.
Zoom to parcel level Some labels and layers remain hidden until the map is sufficiently enlarged.
Compare parcel, road and aerial layers Use aerial photography to understand visible improvements, access and nearby land—not to prove a legal boundary.
Return to the property report Confirm value, sale, tax and building information in the record rather than relying only on a map popup.

Choose the right map or legal record

Map and document decision guide
Your question
Best source
Why
Where is the parcel?
GIS map
Shows location, nearby parcels, roads and aerial context.
What is the parcel number?
Beacon search or GIS
Both tools connect the location with the county parcel identifier.
Where is the exact legal boundary?
Recorded survey or plat
An online GIS line is generalized reference data.
Who legally owns the land?
Recorded deed and title research
The Auditor owner display is an administrative record, not a title opinion.
What soil values affect CAUV?
Auditor GIS and CAUV records
Allen County uses mapped soil types and state-assigned values per acre.
Was a subdivision plat recorded?
Recorder
Subdivision plats are filed with the Recorder’s Office.
Fence, driveway and construction warning: Do not place a fence, addition, driveway, utility, septic component or other improvement from the visible GIS line. Obtain the applicable deed, plat or survey and professional boundary help when exact location matters.

After copying the parcel number and understanding these limits, open the official map through the county-authorized Beacon application.

Open official Allen County map Read the Auditor’s GIS responsibilities
Buyer and value research

Use property sales and comparable parcels

Allen County appraisal work uses neighborhood boundaries, recent property sales, grades, classes, depreciation and other property characteristics. A useful comparable is similar in location, use, size, age, condition and transaction type.

Match location
  • Same or similar neighborhood
  • Similar school and tax district
  • Comparable municipal or township setting
  • Similar road and access conditions
Match the property
  • Property class and use
  • Living area and building style
  • Age, grade and condition
  • Lot size and outbuildings
Match the transaction
  • Recent date
  • Open-market exposure
  • No family or gift transfer
  • No foreclosure or unusual conditions

Build a usable comparable-sales packet

Subject parcel property card
Three or more plausible comparable parcels
Sale dates and prices
Living areas and lot sizes
Years built and conditions
Map showing relative locations
Notes explaining major differences
Reason each sale appears arm’s length
Value-review tip: Do not submit only a list of lower sale prices. Explain why each property is genuinely comparable and account for differences such as finished basement area, garage, acreage, condition or location.

Open the parcel search first, select the subject property and use its sales, building and map information before gathering comparable addresses.

Research property sales in Beacon Review Allen County appraisal factors
Fix wrong property facts

Correct dwelling information before appealing

An incorrect property characteristic can affect the appraisal. Allen County provides a Dwelling Card Information form and states that corrections are verified for an upcoming tax year and made going forward.

Information the form asks you to provide

Parcel number
Owner name
Email address
Property address
Year built
Living, family and dining rooms
Bedrooms
Full and half bathrooms
Foundation type
Attic type and finish
Heating and central air
Unfinished additions or rooms
Finished basement measurements
Other facts relevant to value

Submit a correction that staff can verify

Open the current property card Write down each field that appears wrong.
Measure or document the difference Use room measurements, photographs, permits, plans, invoices or demolition records.
Complete the Auditor’s dwelling form Enter the current facts rather than only stating that the value is too high.
Explain unusual conditions Describe unfinished construction, damage, removed structures or spaces that are not usable living area.
Save confirmation and evidence Keep a copy of the submitted information and the date it was sent.
Recheck the future property card Call the Auditor if the requested correction does not appear or requires an inspection.
Open Dwelling Card Information Email appraisal questions
Recorded-document workflow

Find deeds, mortgages, liens and subdivision plats

The Recorder maintains deeds, mortgages, liens, maps, subdivision plats and other recorded real-estate documents. Use the online index to locate a document, but follow the Recorder’s warning that internet images may not be true copies of the originals.

Search the Recorder in the right order

Copy clues from the Auditor property card Save the current and former owner names, sale date, parcel number and any deed or recording reference.
Open the Recorder’s public-access index Read the disclaimer before using the search.
Search both grantor and grantee Search the party transferring the interest and the party receiving it.
Narrow by date and document type Use deed, mortgage, release, lien, easement, affidavit or plat where available.
Compare the document with the parcel clues Match names, recording date, legal description and parcel references.
Obtain the official record when required Visit or contact the Recorder for a complete or certified copy.
Recorder disclaimer: The online index is a time-saving research tool, but the Recorder says it should not be used for title-search purposes. Some documents are redacted or unavailable online, and the complete official records are held at the Recorder’s Office.

Recorder office details

Address
301 N. Main Street
Room 204
Lima, OH 45801
Contact

419-223-8517

mlosh@allencountyohio.com

Published hours

8:00 a.m.–4:15 p.m.

Closed 11:00 a.m.–12:00 p.m. for lunch.

Recording-document warning: The Recorder will not accept a mailed conveyance unless the Allen County Auditor’s conveyance stamp is already affixed. The Recorder also warns against submitting documents containing Social Security numbers unless an applicable legal exception and affidavit are present.

After collecting the owner, parcel and date clues, use the official index for research. Contact the Recorder for certified copies, omitted online documents or title-sensitive work.

Open the Recorder public index Read Recorder office guidance
Board of Revision workflow

Challenge an incorrect Allen County value

The Board of Revision reviews property valuation. It does not simply reduce a tax bill because the owner dislikes the tax amount or levy rate.

Check these issues before filing

Number of rooms and bathrooms
Living area and basement finish
Year built, grade and condition
Garage and outbuilding data
Land acreage and use
Recent valid sale
Comparable property sales
Damage, disrepair or demolition

Build the complaint file

Open and print the current property record Mark each factual error and the market value being challenged.
Correct dwelling facts separately Use the dwelling-information process when rooms, bathrooms, area or physical features are wrong.
Gather value evidence Allen County suggests appraisals, labeled photographs, contractor estimates, home-inspection reports, bank appraisals and realtor market analyses.
Add comparable-sale addresses Explain why each sale is similar rather than submitting prices without context.
Use the current complaint form Complete the appropriate Complaint Against Valuation form from the Auditor.
File between January 1 and March 31 The Auditor’s current Board of Revision and Important Dates pages list March 31 as the final filing day.
Keep a complete copy Preserve the form, supporting documents and proof of delivery.
Value-review call script “I am reviewing parcel [parcel number]. I believe the market value is incorrect because [factual error, recent sale, condition, damage or comparable evidence]. Can you confirm the current complaint form, tax year, filing method and March 31 deadline?”
Do not argue only that taxes are high. The Board page explains that the Board reviews value. Use property facts, condition evidence, an appraisal or meaningful comparable sales.
Open Board of Revision guidance Open current Auditor forms
Tax reductions and agriculture

Check Homestead, owner occupancy and CAUV

Allen County property-reduction programs
Program
What it does
Important action
Owner-Occupancy Reduction
Provides the additional 2.5% reduction on a qualifying owner-occupied dwelling and up to a one-acre home site.
Use the current owner-occupancy application and report occupancy changes.
Homestead Exemption
Provides additional relief for qualifying senior, disabled, veteran or surviving-spouse homeowners.
Use the correct paper application with an original signature.
CAUV
Values qualifying agricultural land using soil types and state agricultural values rather than ordinary market value.
File the initial application and complete annual renewal requirements.
Destroyed or Damaged Property
Requests a valuation deduction following qualifying destruction or damage.
Use the current damaged-property form and document the event.

Homestead application details

  • Allen County says electronic Homestead filing is not currently available.
  • A paper application bearing the applicant’s original signature must be filed with the Auditor.
  • The office states that an approval or denial notice is sent within 30 days after application.
  • A denied real-property application may be appealed through the applicable complaint process within 60 days of the notice.
  • Once approved, an owner generally does not complete the full original application every year, but must report a change in ownership, residence, income qualification or disability status.
Official deadline conflict: Allen County’s Homestead program and Forms pages refer to a December 31 deadline, while the separate Important Dates page still lists the first Monday in June. Call the Auditor at 419-223-8520 or Homestead assistance at 419-228-3700 extension 8791 before relying on either date.

CAUV rules that can affect the parcel

How value is calculated
  • Allen County maps the parcel’s soil types through GIS.
  • Each soil type has a state-assigned value per acre.
  • State calculations consider yield, crop patterns, prices, production costs and capitalization rate.
  • The resulting CAUV value differs from normal development-market value.
Ongoing responsibilities
  • Annual field inspections may be performed.
  • Owners must complete required renewal applications.
  • Failure to renew can remove the parcel from CAUV.
  • Conversion to non-agricultural use can trigger recoupment.
Recoupment warning: Allen County says land removed from CAUV can be charged the last three years of savings as one lump-sum recoupment payable in one tax year.

CAUV filing calendar

First Monday in January Initial, renewal and applicable late applications begin.
First Monday in March Published deadline for new current-year applications and certain late applications for land not already enrolled.
First Monday in April Published deadline for renewals or initial applications for land already on the program.
First Monday in August Last published day for the Auditor to send certified denial notice.

After identifying the applicable program, open the official Forms page and use the Allen County version of the current form. Do not submit an old PDF saved from another county.

Open official Auditor forms Review Homestead guidance Review Allen County CAUV
Deed transfers and parcel changes

Handle conveyance, land splits and combinations

A deed transfer requires more than changing the owner name in the property search. The deed and applicable conveyance form must move through the Auditor before recording.

Prepare the deed and conveyance form Use DTE 100 or the applicable exemption form and confirm the legal description.
Submit the transfer to the Auditor The Auditor reviews the parcel and applies the conveyance stamp.
Pay published Auditor charges Allen County lists a $3 conveyance fee per $1,000 of consideration plus a $0.50 transfer fee per parcel.
Take the accepted deed to the Recorder The Recorder legally records the instrument in Room 204.
Recheck the public systems later Owner and tax-bill displays may not update immediately or simultaneously.

Land split or property combination

Existing parcel numbers
Current recorded deed
New survey
Proposed legal description
Regional Planning approval
Required approval stamps
Applicable conveyance forms
Recorder fee confirmation
Split-document warning: Allen County states that documents indicating a split must contain the proper approval stamps before the Auditor can process the split.
Review transfer and split guidance Open conveyance forms
Records beyond the parcel card

Request an Allen County Auditor public record

Use a public-record request for records that are not already available through the parcel search, published reports or forms page.

Know your request rights and options

You are not required to
  • Use the optional written request form
  • Identify yourself
  • Explain why you want the record
The Auditor’s policy says
  • Requests are acknowledged in writing within three business days.
  • Routine records should be provided immediately when feasible.
  • Email delivery has no document charge.
  • Postage and mailing supplies may be charged at actual cost.

Write a request staff can process quickly

Describe the exact record Name the report, parcel, date range, meeting, tax year or document category.
Avoid asking for research or conclusions Request existing records rather than asking staff to create a new analysis.
Choose electronic delivery when practical Ask for email delivery to avoid copying and postage costs.
Provide a useful date range A narrow period can reduce retrieval time and ambiguity.
Keep the acknowledgment Save the request date, wording and any tracking response.
Public-record request example “Please provide an electronic copy of [specific existing record] for [parcel, tax year, meeting or date range]. Email delivery is preferred. Please let me know if clarification is needed to identify the record.”
Read the public-record policy Email a record request
Addresses, phones and visit planning

Allen County property office contacts

Contact the office that can complete your task
Office
Use it for
Contact
Address and hours
Auditor
Property search, values, building corrections, tax reductions, CAUV, conveyance and Board of Revision.
419-223-8520
Fax: 419-222-2543
allenauditor@allencountyohio.com
301 N. Main St., Room 105, Lima, OH 45801
Monday–Friday, 8:00 a.m.–4:15 p.m.
Treasurer
Bills, payment, due dates, escrow, delinquency, TEPP and Auto-Pay.
419-223-8515
Fax: 419-222-7852
treasurer@allencountyohio.com
301 N. Main St., Suite 203, Lima, OH 45801
Monday–Friday, 8:00 a.m.–4:30 p.m.
Recorder
Deeds, mortgages, liens, easements, plats, recordings and certified copies.
419-223-8517
Fax: 419-223-8555
mlosh@allencountyohio.com
301 N. Main St., Room 204, Lima, OH 45801
8:00 a.m.–4:15 p.m.; closed 11:00 a.m.–12:00 p.m.

Auditor mailing address

Allen County Auditor
PO Box 1243
Lima, OH 45802
Late-day visit warning: The current Auditor site header lists public hours through 4:15 p.m., while the public-record policy contains older 4:30 p.m. inspection wording. Call before making a late-afternoon records visit.
One script for any property office “I am contacting you about parcel [parcel number] at [property address]. I need help with [search, value, tax, payment, deed, map, correction, exemption or transfer]. The public record currently shows [brief fact]. Which office, form or next action should I use?”
Regional property guides

Other Northwest Ohio property-search guides

Use another county guide only after confirming that the parcel is outside Allen County. A Lima-area mailing address does not always prove which county maintains the property record.

Wood County

Useful for property-search, tax and GIS workflows farther north in Northwest Ohio.

Open the Wood County property-search guide
Seneca County

Use for Seneca County parcel, owner, tax-record and map questions.

Open the Seneca County property-search guide
Lucas County

Use for Toledo and Lucas County property records, taxes and GIS maps.

Open the Lucas County property-search guide
Important limitations

What the online record cannot prove

Useful for research
  • Finding a parcel and owner display
  • Reviewing value and building facts
  • Checking sales, taxes and districts
  • Locating map and deed references
  • Preparing questions and forms
Get additional verification for
  • Legal ownership or title
  • Exact boundary location
  • Recorded easements and restrictions
  • Construction or zoning approval
  • Purchase, lending or legal decisions
Responsible-use warning: Do not publish accusations, contact an employer, send money or make a legal conclusion from a same-name owner result alone. Verify the parcel and use public property records lawfully.
Ten practical answers

Allen County property search FAQs

What is the official Allen County Ohio property search website?

Use the Allen County Auditor’s official Beacon Real Estate Property Search. The county links to this tool for owner, location address, parcel number and legal-description searches.

How do I search Allen County property records by owner name?

Choose the owner-name search and begin with the surname only. Add the first name or initial only if the result list is too broad, then verify the record with the property address and parcel number.

Why is an Allen County property not appearing in the search?

The name or address may be formatted differently, the property may have transferred recently, the parcel may have been split or combined, or the record may be in the separate mobile-home search. Try fewer fields, use the parcel number or map, and call the Auditor if the result remains unclear.

What is the difference between market value and assessed value in Allen County?

Market value is the Auditor’s estimate of open-market property value. Ohio assessed or taxable value is generally 35 percent of market value and is used with the parcel’s effective tax rate, reduction factors, credits and special assessments.

When are Allen County property taxes due in 2026?

The Treasurer lists first-half real-estate taxes due February 13, 2026 and second-half taxes due August 12, 2026. The August date is later than the county’s usual July collection schedule.

Are Allen County GIS parcel lines legal property boundaries?

No. GIS lines help locate and compare parcels but do not replace a recorded deed, subdivision plat or boundary survey. Obtain appropriate recorded records and professional surveying help before making a construction or boundary decision.

Where can I search Allen County deeds, mortgages and liens?

Use the Allen County Recorder’s public document index for initial research. The Recorder warns that online images are not necessarily true copies of the originals and that the website should not be used as a substitute for an official title search.

How do I correct wrong building information on an Allen County property card?

Use the Auditor’s Dwelling Card Information form and provide the parcel number, owner, address, year built, room and bathroom counts, foundation, attic, heating, air conditioning, basement and other relevant property facts.

How do I challenge an Allen County property value?

File the appropriate Board of Revision complaint between January 1 and March 31. Review the property card first and include useful evidence such as an appraisal, labeled photographs, repair estimates, inspection reports, accurate dwelling facts and addresses of comparable sales.

What is the difference between Homestead, owner occupancy and CAUV?

Owner occupancy is a reduction for a qualifying primary residence, Homestead provides additional relief to eligible homeowners under statutory rules, and CAUV values qualifying agricultural land according to soil and agricultural use rather than normal market value.

Facts checked July 21, 2026: Search options, office contacts, office hours, 2026 tax dates, payment fees, late penalties, appraisal rules, dwelling-correction fields, public-record procedures, Recorder warnings, conveyance charges, Board of Revision guidance, Homestead information and CAUV details were checked against Allen County official sources. Recheck the responsible office before a payment, filing deadline or visit.
Independent guide: CountyAuditors.org is not the Allen County Auditor, Treasurer, Recorder or Board of Revision. Live ownership, value, payment, filing, map and document information is controlled by the responsible government office. Online property and GIS records should not replace legal, title, surveying, lending, tax or professional advice.
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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