Loudoun Tax Assessment Search & Values

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Loudoun County, Virginia · 2026 Assessment · PIN · Tax Map · GIS · Appeals

Search the Parcel, Decode the Value, Check the Real Tax

Search Loudoun County real estate assessment records by street address, 12-character Parcel ID Number (PIN) or tax map number, then open the complete property record to review ownership, land and building values, sales, house characteristics, land-use status, special tax districts and GIS links.

This guide goes beyond sending you to the parcel website. It explains exactly what to type, why a search can fail, how Loudoun’s 2026 value relates to fair market value, how to calculate the base county tax, where to find neighborhood sales, what a split or merged parcel can hide, and which office handles an assessment error, appeal, tax bill, land-use deferral or exemption.

Get the quick answer Follow search steps Read the 2026 value
Assessment notice ≠ tax bill. Loudoun’s annual assessment tells you the county’s fair-market valuation of the real estate as of January 1. The Treasurer later calculates and bills the tax using the adopted tax rate, applicable town or special-district charges, exemptions, credits and account adjustments.

Quick answer: use the Loudoun Real Property Assessment Database

Open the official Loudoun County real-property portal, search by address, 12-character PIN or tax map number, open the detailed parcel, and record the current assessment year, total value, land value, improvement value, tax district and parcel ID. Virginia assesses real estate at 100% of fair market value, so the Loudoun assessment is not reduced by a separate statewide assessment percentage.

1 Find the parcel Address, PIN or tax map number.
2 Verify the property Match location, parcel ID and building facts.
3 Read the value Land + improvements + total assessment.
4 Finish the task Tax, GIS, sales, appeal, relief or deed.
2026 general rate $0.805 per $100 assessed value
Virginia ratio 100% fair market value
Assessment date January 1, 2026
Portal update Weekly
PIN length 12 characters in assessment search
2026 first tax due June 5, 2026
2026 second tax due December 7, 2026
Assessment office Commissioner of the Revenue
Tax collection Treasurer’s Office
GIS warning Map is not a boundary survey
Open Loudoun property search Official assessment information

Choose the property question you need to solve

Each section explains the task before linking to the live county tool.

Office routing

Do not call the Treasurer about the appraised value

V
COMMISSIONER Value
Parcel facts
Land use
Tax relief
$
TREASURER Bill
Balance
Payment
Penalty
M
GIS Parcel map
Floodplain
Soils
Topography
A
BOE Assessment
Equalization
Appeal
Hearing
D
CLERK Deed
Recorded land
Legal document
Circuit Court
Loudoun property task → correct office
Your question
Correct office
Prepare before contacting
Important limit
Why is my assessment $900,000?
Commissioner of the Revenue · Real Estate Assessment
PIN, address, assessment notice and specific value concern
Treasurer does not set market value.
How much real estate tax do I owe?
Loudoun County Treasurer
Real estate tax account/PIN, tax year and bill
Assessment database is not a payoff statement.
Where is the parcel on a map?
Loudoun GIS / Mapping
Address or PIN
GIS lines are not a legal survey.
The house size or condition is wrong.
Real Estate Assessment
Measurements, photographs, permits or condition evidence
A factual correction and a market-value appeal are related but not identical tasks.
I disagree with fair market value.
Commissioner review / Board of Equalization / Circuit Court
Comparable sales and property-specific evidence
Annual filing deadlines apply.
Who legally owns the property?
Loudoun Circuit Court Clerk land records
Owner/grantor/grantee, deed reference or PIN
Assessment owner display is not a title opinion.
Real Estate Assessment
1 Harrison St. SE, 5th Floor, Mailstop #32B
Leesburg, VA 20175
703-777-0260
realestate@loudoun.gov
Commissioner business hours

Monday-Friday, 8:30 a.m.-5:00 p.m.

General Commissioner services are also available at 46000 Center Oak Plaza in Sterling.

Assessment-office call script “I am reviewing PIN [12-character PIN] at [property address] for tax year 2026. The record shows [specific value or property fact], but I believe [specific issue]. Can you confirm the current record, the appraiser assigned to the parcel, and the correct correction or review process?”
After the search opens

Do these seven things before leaving the property record

Confirm the physical property Match the street address and parcel location. Do not assume the first similar street result is correct.
Copy the 12-character PIN Use the PIN as the common reference when contacting assessment, tax or mapping staff.
Record the 2026 total assessment Separate land, improvements and total value rather than saving only the headline figure.
Review building characteristics Check finished area, age, property class, construction, garages, decks, pools, additions and other recorded improvements.
Read sales history Distinguish a market sale from transfers that may not represent an arm’s-length transaction.
Check Profile / tax district information Special service districts or incorporated-town taxes can affect the final bill even though they do not change the base fair-market assessment.
Open the GIS and Neighborhood Sales tools Use GIS for parcel context and Neighborhood Sales for comparable-market research before challenging value.
Best save list: PIN, physical address, owner display, assessment year, land value, improvement value, total value, property class, acreage, tax district, latest sale, deed clue and GIS link.
Search troubleshooting

No parcel found? Remove information before adding more

Exact address returned nothing Remove “Street,” “Road,” “Drive,” directional prefixes and unit information. Keep the house number and main street word.
PIN was rejected Confirm that it is the Loudoun 12-character assessment PIN. Try it without dashes.
You know only part of the PIN Use the portal’s * wildcard carefully to broaden the match.
New subdivision is missing Search the parent parcel, prior PIN, builder/developer or GIS location. New lots can receive new parcel identifiers.
Parcel was merged Search the previous PIN and inspect parcel history. A deactivated account may still explain older taxes or assessment records.
Condo parking is missing Loudoun warns that condominium garage units or assigned parking spaces may have separate PINs and separate assessments.
Mailing city says Herndon or another nearby place Verify the actual county boundary. Mailing city does not determine the assessing jurisdiction.
Portal is temporarily unavailable Retry later, use the official GIS as a parcel-locator fallback, or contact Real Estate Assessment with the physical address.
Failed-search script “I am trying to identify the parcel at [physical address]. I have [old PIN, deed reference, subdivision or owner information], but the public assessment search is not returning the property. Can you confirm whether the parcel was divided, combined, renumbered or deactivated?”
Property-card decoder

Read the assessment record without confusing value, ownership and tax

Common Loudoun property-record fields
Field
What it means
Practical next action
Parcel ID / PIN
Loudoun’s parcel identifier used by the assessment database.
Save it and use it across assessment, GIS and tax questions.
Owner
Ownership name displayed by the assessment record.
Use recorded deeds for legal ownership verification.
Property address
Physical/situs address assigned to the parcel.
Do not confuse it with the owner’s tax-mailing address.
Legal description
Assessment-record description of the parcel.
Use recorded deed/plat for controlling legal description.
Land value
Assessed fair-market value allocated to the land.
Check acreage, location, use and land-use status.
Improvement value
Value allocated to buildings and taxable improvements.
Verify house size, age, additions, condition and structures.
Total assessment
Tax-year assessed fair-market value before applying the tax rate.
Use this—not Zillow or purchase price—to estimate the county tax calculation.
Sales
Recorded transfer/sale information associated with the parcel.
Check whether the transaction was an arm’s-length market sale.
Land Use
Special use valuation/deferral status where applicable.
Review parcel history before a purchase or change in land use.
Special Tax District
Additional taxing district associated with the parcel.
Add applicable district/town charges when estimating the final tax bill.
2026 assessment values

What Loudoun’s 2026 numbers actually show

Loudoun’s 2026 assessments represent value as of January 1, 2026 and reflect market activity from 2025. The county reported approximately $185.6 billion in taxable real estate, about a 12% overall increase. That countywide increase was heavily influenced by commercial property—not a 12% increase for every homeowner.

$185.6B 2026 taxable real estate countywide
+12% Total taxable value change
+1.4% Typical existing detached-home increase
+0.5% Average attached-townhouse increase reported by county
$68B Taxable commercial property value
1.4% 0.5% 26.9% Existing detached Attached townhouse Commercial taxable Countywide reported averages / changes — individual parcels may differ substantially

2026 residential average assessments

Countywide 2026 assessment-summary benchmarks
Residential category
Average 2026 assessment
Use this number for
Do not use it as
Single-family detached · Class 1
$1,002,702
Countywide context
A comparable sale for your home
Townhouse
$641,365
Broad 2026 benchmark
Neighborhood-specific valuation proof
Condominium
$447,876
Broad condo context
A substitute for unit-specific sales
All residential classes 1 & 2
$771,158
Countywide residential context
Proof that your individual assessment is high or low
County average ≠ your market evidence. For an assessment review, compare your parcel with genuinely similar properties in the same market area. Loudoun specifically directs owners to the Neighborhood Sales link on the right side of the detailed property record.
Open 2026 assessment reports
2026 tax math

Convert assessed value into the base Loudoun real estate tax

2026 general real property rate

Loudoun’s tax year 2026 general real property rate is $0.805 per $100 of assessed value.

Base formula: assessed value ÷ 100 × 0.805. Special districts, incorporated-town taxes, exemptions, credits or account adjustments can change the final bill.

Example: $750,000 assessment

01
VALUE $750,000 assessed fair-market value.
02
DIVIDE $750,000 ÷ 100 = 7,500.
03
RATE 7,500 × $0.805.
04
BASE TAX $6,037.50 annual county base.
05
VERIFY Add town/special district lines shown on actual account.
Important: a 10% assessment increase does not automatically equal a 10% tax-bill increase. The adopted rate, special districts, town tax, exemptions and prior-year rate all affect the final comparison.

2026 payment dates

First half June 5, 2026

The first-half 2026 real estate tax deadline has passed.

Second half December 7, 2026

The county’s 2026 assessment announcement identifies December 7 for the second-half bill because the normal December 5 date falls on a weekend.

Typical schedule June 5 / Dec. 5

These are the usual dates; weekend or holiday adjustments can change the exact deadline.

An assessment appeal does not postpone the tax due date. Loudoun states that taxes remain due while an assessment dispute is pending. If the assessment is later reduced after you paid, a refund may be issued if other taxes are current.

Pay after verifying the bill

Open the Treasurer’s payment page Use the official Loudoun payment route, not the assessment-search screen.
Find the correct real estate account Match the property/account number and tax year before making payment.
Review county, town and district lines Do not assume the $0.805 general county rate is the only charge.
Select payment method Loudoun says eCheck has no fee; card payments can have a convenience/service fee.
Save the confirmation number Keep the date, amount, tax year, account and confirmation for your records.
Payment-posting tip: the Treasurer says payments normally post within two business days after receipt, but near a tax deadline posting can take up to five business days.
Open Loudoun tax payment options
Special district & town check

The $0.805 rate may not be the whole tax bill

2026 Loudoun real-property rates worth checking
Tax / district
2026 rate per $100
Who should check it
Where to verify
General real taxable property
$0.805
General Loudoun taxable real estate
2026 tax-rate page / bill
Dulles Rail / Metrorail Service District
$0.20
Property located within the applicable Metrorail service district
Parcel Profile / service-district lookup
Route 28 Highway Improvement
$0.105
Applicable commercial/industrial real property inside the district
Parcel Profile / Route 28 district information
Route 28 local tip: Loudoun says the Route 28 Special Tax District information appears under the Profile section of the Assessment and Parcel Database. The district is primarily tied to commercial and industrial property—do not add the rate to a residential estimate merely because the address is near Route 28.

Property inside an incorporated town?

Loudoun County now bills and collects real estate taxes for the county’s incorporated towns, with county and town taxes displayed as separate line items on a consolidated bill. The towns are Hamilton, Hillsboro, Leesburg, Lovettsville, Middleburg, Purcellville and Round Hill.

Do not make two payments just because two tax lines appear. Loudoun’s incorporated-town guidance says a single payment should be made to the county for consolidated real estate bills, using the Loudoun County real estate tax account number.
Check current Loudoun tax rates Read incorporated-town billing rules
GIS & parcel context

Use the map to understand the parcel—not to establish a boundary

Loudoun’s GIS can show parcel context and map overlays such as topography, soils, floodplain and major roads. In GIS search, a parcel may be found by address, map click or PIN.

GIS PIN quirk

Assessment portal vs. GIS: the assessment system describes full Parcel IDs as 12 characters. Loudoun GIS help says its parcel-by-PIN search accepts a 9- or 12-digit PIN and reduces a 12-digit GIS entry to the first 9 digits for mapping.
Copy the PIN from the assessment record Start with the identified parcel rather than clicking approximately on the map.
Open Loudoun Online Mapping Use address or PIN search to locate the parcel.
Turn on one layer at a time Use floodplain, soils, topography, aerial imagery or district layers only as needed.
Click the parcel’s assessment link Loudoun GIS can open assessment information from the PIN displayed in results.
Use official/survey evidence for legal decisions GIS geometry is useful for research but does not establish exact title boundaries, easements or buildable area.
Fence / addition / driveway warning: do not build from the apparent online parcel line. Use the recorded plat, applicable approvals and a professional survey where exact boundaries matter.
Open Loudoun Online Mapping
Assessment correction & appeal

For 2026, the normal review and BOE filing dates have passed

Loudoun reassesses property annually as of January 1. A property owner can dispute an assessment when fair market value appears incorrect, the recorded property characteristics are inaccurate, or the assessment is not uniform with comparable properties.

Administrative review March 16, 2026

The 2026 Commissioner review filing deadline has passed.

Board of Equalization June 1, 2026

The 2026 BOE filing deadline has passed.

Current next action Check the issue

Report factual record errors, review remaining legal options and prepare early for the next assessment cycle.

Do not reuse the 2026 dates for 2027. Appeal deadlines are annual. Read the next assessment notice and current Loudoun appeal page when the new cycle opens.

First decide what is actually wrong

Factual property error Living area, condition, age, acreage, improvements or another property characteristic is wrong.
Market-value disagreement Similar valid sales indicate the January 1 fair-market assessment is too high.
Uniformity concern Comparable properties with similar characteristics appear assessed differently.
Fastest evidence source: open your detailed assessment record and select the Neighborhood Sales link on the right side. Loudoun specifically recommends this tool when preparing to discuss an assessment.

Evidence that makes an assessment conversation useful

Recent comparable arm’s-length sales
Professional appraisal
Purchase closing statement where relevant
Building measurements or floor plans
Dated photographs of condition
Repair estimates for significant defects
Permits showing demolition or incomplete work
Evidence of incorrect acreage or property class

Incorrect living area or physical condition?

Loudoun instructs owners who believe an assessment uses inaccurate property characteristics—such as living area or condition—to call 703-777-0269 to schedule an inspection with the appraiser.

How the formal review path works

Loudoun real estate assessment dispute path
Level
Who handles it
What happens
Useful note
Appraiser discussion
Real Estate Assessment
Review property facts, sales and valuation questions.
Appraiser contact appears on the annual assessment notice.
Administrative review
Commissioner of the Revenue
Staff reviews comparable sales, similar properties and accuracy of assessment data.
Office says a determination letter is provided within 90 days after filing.
Board of Equalization
Independent BOE
Property owner and assessor may present evidence at a hearing.
BOE phone: 703-777-0289.
Circuit Court
Loudoun Circuit Court
Judicial challenge to the assessment.
County says this will usually involve hiring an attorney.
Appraiser call script “My 2026 assessment for PIN [PIN] is [amount]. I am not disputing it only because it increased. My concern is [specific factual error / comparable sale / uniformity issue]. I found [evidence] and reviewed the Neighborhood Sales section. Can you explain the valuation and whether the record should be corrected?”
Read Loudoun’s appeal procedure
Agriculture · horticulture · forestry · open space

Land-use assessment can lower taxable value—but creates deferred-tax exposure

Loudoun’s Land Use Assessment Program can value qualifying land according to its agricultural, horticultural, forestal or open-space use rather than full market value. The difference generally represents deferred real estate taxes while the land remains eligible.

Land-use application rules to know before filing
Requirement
Current county rule
Practical meaning
Separate application
Required for each parcel
Do not assume one farm application automatically covers every PIN.
Taxes
Real estate taxes must be current
Resolve delinquent taxes before filing.
Regular deadline
November 1, generally extended to next business day if weekend/holiday
Check the current year’s form before mailing.
Normal filing fee
$125 per parcel + $1 per acre
Calculate by parcel, not only by farm/property.
Late period
Through December 5 when permitted
A $300 per-parcel late fee is added to normal filing fees.
Renewal
Full renewal generally every sixth year
Owner remains responsible even if a mailed renewal is not received.

Documents depend on land-use classification

Land Use Assessment Application
Required filing fee
Forest Management Plan for forestry where required
Leasing-farmer statement for applicable agricultural use
Schedule F farming income/loss evidence
Form 4835 farm rental documentation
Farm sales receipts
Other production/use evidence requested by county
Buyer due-diligence warning: Loudoun’s parcel database specifically tells purchasers to review parcel history for prior land-use valuation and deferral. A change in use or eligibility can create rollback/deferred-tax consequences.
Open Land Use program
Relief, exemptions & deferrals

Before paying the full assessment, check whether the property qualifies for relief

Older or disabled residents

Loudoun offers qualifying owners age 65 or older and residents who are permanently and totally disabled real-estate tax relief.

Disabled veterans

Qualifying veterans with a 100% service-connected, total and permanent disability may qualify for real-estate tax exemption under applicable Virginia and Loudoun rules.

Other exemptions

Programs also exist for certain surviving spouses, qualifying solar equipment, nonprofits and other eligible property.

2026 older/disabled real-estate relief timing

2026 filing dates
Applicant
2026 deadline
Status as of August 29, 2026
Returning participant
April 1, 2026
Passed
First-time vehicle tax relief
September 1, 2026
Very near—act immediately if relevant
First-time real estate tax relief
December 31, 2026
Still open for qualifying first-time applicants
2026 top relief tier: Loudoun’s current eligibility table shows a 100% exemption tier for qualifying individual/married applicants with annual gross household income up to $87,000 and total net financial worth up to $498,000, subject to all program definitions and ownership/occupancy rules.
Relief generally applies to the qualifying residence and up to three acres. Additional land or structures can remain taxable, and ownership, trust, occupancy, income or net-worth changes can affect eligibility.
Open tax relief programs Check older/disabled eligibility
Buyer & owner due diligence

Two Loudoun warnings deserve special attention before closing

Parcel divided or combined within 36 months

Loudoun’s assessment database warns purchasers to investigate parcels divided or combined within the last 36 months to ensure all taxes and levies are paid.

Prior land-use valuation

Review parcel history for land-use assessment and deferral. A qualifying-use change can create deferred or rollback-tax consequences.

Before relying on the public property card

Match the current PIN and physical address
Review current and prior assessments
Inspect parcel history
Check land-use status
Check special tax districts
Check incorporated-town tax lines
Open GIS for parcel context
Review the recorded deed and plat
Verify current/delinquent taxes with Treasurer
Investigate split/combined parcels
Check separate condo garage/parking PINs
Use title/survey professionals where legally necessary
Assessment records are not title insurance. The public parcel card and GIS do not guarantee clear title, legal access, exact boundaries, absence of liens, buildability or freedom from easements and restrictions.
Condo & new-construction edge cases

One street address can represent more than one taxable parcel

Condominium garage Loudoun says garage units associated with condominiums can have separate parcel identification numbers and separate assessments.
Assigned parking space A separately assessed parking interest can create another parcel record even when the mailing/street address looks identical.
New construction New structures, additions, finished basements, decks, pools, patios, barns and other improvements can contribute to assessment growth.
Newly created lot Subdivision activity can create new parcels while prior parcel records become historical/deactivated.
Closing-statement tip: if buying a condo, verify whether the deed includes a separately assessed garage or parking PIN so you do not overlook a tax account.
2026 market context

Why commercial growth can distort a countywide percentage

Loudoun reported a 12% increase in total taxable real estate for 2026, but its February 2026 assessment announcement said the typical existing detached home increased about 1.4% and the average attached townhouse about 0.5%. Commercial taxable property reached roughly $68 billion and increased about 26.9%, with data centers again identified as the largest source of commercial value growth.

What this means for a homeowner: do not argue “the county increased 12%, but my house increased 4%.” Countywide growth contains new construction, new parcels and large commercial changes. A residential appeal should focus on your property’s facts, valid neighborhood sales and assessment uniformity.
Internal research paths

Use a Virginia guide only when you need a broader jurisdiction check

Virginia property-record guide

Use this when you need to understand Virginia’s Commissioner/Treasurer/Circuit Court structure or determine whether a property belongs to a county or independent city.

Virginia property records & tax search
Fairfax County boundary check

If a Northern Virginia mailing address or Route 28 location is actually in Fairfax County rather than Loudoun, switch to the Fairfax assessment system instead of forcing the address into Loudoun’s search.

Fairfax County tax assessment guide
Official action board

Open the official tool only after you know what task it solves

Loudoun property tools and exact next step
Official resource
Use it for
After opening
Real Property Search
Assessment, ownership display, values, sales and characteristics
Enter address/PIN/tax map → open parcel → save PIN and value
PIN Search
Exact parcel lookup
Enter 12-character PIN with or without dashes → verify address
Public Assessment Reports
2026 countywide values, residential/commercial data and district reports
Choose 2026 → open assessment summary or relevant sales/district report
Online Mapping
Parcel context, soils, floodplain, topography, aerials and district layers
Search address/PIN → select parcel → turn on only needed layers
Appeal Guidance
Administrative review, BOE and Circuit Court path
Read current deadline → identify appeal level → prepare evidence
2026 Tax Rates
General and special real-property rates
Find Real Taxable Property → check any district rate shown on parcel
Tax Payment Options
Balance, bill payment and payment methods
Open payment portal → verify account/year → choose payment → save confirmation
Land Use
Agricultural, horticultural, forestal and open-space use assessment
Check qualification → deadline → parcel fee → required supporting records
Tax Relief
Older/disabled, veteran and other exemption programs
Choose program → check eligibility → deadline → submit required application
10 practical answers

Loudoun tax assessment search FAQs

How do I search Loudoun County property assessments online?

Open the official Loudoun Real Property Assessment Database. Search by property address, 12-character Parcel ID Number or tax map number. For an address search, start with the house number and main street name and leave off the street suffix. Open the detailed record and verify the physical address and PIN before relying on the assessment.

What is a Loudoun County PIN?

The PIN is the Parcel Identification Number used to identify a Loudoun real-estate parcel. The public assessment search states that Parcel IDs are 12 characters long and may be searched with or without dashes. Save the PIN because it is useful when discussing the parcel with assessment, tax and mapping staff.

Why does my Loudoun address search return no property?

Remove the street suffix, direction and unit information and search again using the house number plus the main street word. If the parcel was recently split, combined or created in a subdivision, search an older PIN or the parent parcel. For a condominium, check whether a garage or assigned parking space has its own PIN.

Is Loudoun County real estate assessed at full market value?

Yes. Virginia real estate is assessed at 100% of fair market value. Loudoun’s annual assessment represents the county’s fair-market valuation as of January 1 of the tax year, subject to later corrections, appeals and other adjustments.

What is Loudoun County’s real property tax rate for 2026?

The 2026 general real property tax rate is $0.805 per $100 of assessed value. A parcel may also have incorporated-town taxes or applicable special-district charges, so the final bill should be verified through the Treasurer rather than calculated from the county rate alone.

When are Loudoun County real estate taxes due in 2026?

The first-half 2026 due date was June 5, 2026. Loudoun’s 2026 assessment announcement identifies December 7, 2026 for the second-half payment because the normal December 5 date falls on a weekend. Always verify the live Treasurer deadline before paying.

How can I find comparable sales for a Loudoun assessment appeal?

Open the detailed parcel record in the official assessment database and use the Neighborhood Sales link shown on the right side of the record. Focus on valid sales of properties similar in location, age, size, acreage, condition and amenities rather than countywide averages.

Can I still appeal my 2026 Loudoun assessment?

The normal 2026 Commissioner administrative-review deadline was March 16 and the Board of Equalization filing deadline was June 1, so both have passed as of August 29, 2026. Factual property-record errors should still be brought to Real Estate Assessment, and the county’s appeal guidance identifies Circuit Court as a further appeal path. Do not assume 2027 will use the same filing dates.

Why does my condominium have more than one Loudoun parcel assessment?

Loudoun states that condominium garage units or assigned parking spaces can have separate parcel identification numbers and can be assessed separately. Review the deed and every associated PIN before assuming a second assessment is a duplicate.

What should I check before buying Loudoun property enrolled in land use?

Review the parcel history and current land-use status, confirm that all taxes are current, and determine whether a change in ownership or use could trigger rollback or deferred taxes. Loudoun’s parcel database specifically warns purchasers to investigate land-use deferral history and parcels divided or combined within the prior 36 months.

Information reviewed August 29, 2026: Loudoun Real Property Assessment Database search behavior, 2026 assessment values, January 1 valuation date, 2026 tax rate, 2026 tax deadlines, administrative-review and Board of Equalization deadlines, GIS search behavior, special tax districts, incorporated-town billing, land-use assessment rules, older/disabled tax-relief deadlines and official office contacts were checked against current Loudoun County resources.
Independent Guide — Property, Tax & Legal Disclaimer: CountyAuditors.org is an independent informational website. It is not Loudoun County, the Office of the Commissioner of the Revenue, Treasurer’s Office, Board of Equalization, Circuit Court Clerk, GIS office or Commonwealth of Virginia. Public assessment records and GIS maps are useful research tools but do not constitute a title report, boundary survey, tax payoff, appraisal, legal opinion or guarantee of buildability. Assessment values, ownership displays, tax rates, special districts, account balances, appeal deadlines, exemptions and land-use status can change. Verify current information with the responsible Loudoun County office before paying taxes, filing an appeal, purchasing property, changing land use or making a legal or financial decision.
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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