FIPS: 39167 • Seat: Marietta

Washington County Property Appraiser & Tax Assessor

Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Washington County, Ohio.

Tax Rate 1.53% Effective Rate
Median Home $195k Census ACS Value
Annual Tax $2984 Estimated Median
Assessment Ratio 35% Statutory Level

Washington County County Auditor - Real Estate Division Information

Physical Address

Washington County Appraisal & Assessment Office, Marietta, OH 39001

Get Driving Directions ↗
Operating Hours

Monday - Friday: 8:00 AM - 4:30 PM (Local Time)

Closed on state & federal holidays.

Telephone / Contact

(614) 339-4777

Online Property Search Tool

County Auditor Real Estate Search

Washington County Property Tax Calculator

Estimated using Washington County's effective tax rate of 1.53% (Assessment ratio: 35%)

$
Quick Presets:
* Estimates do not account for local municipal surcharges, special district levies (MUD / ISD), or individual homestead exemption deductions.
Estimated Annual Tax
$1044
per year
Monthly Escrow $87/mo
Assessed Value $68.250
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Appealing Your Washington County Assessment

Statutory Protest Deadline:

March 31 following the tax year being appealed.

Under Ohio property tax law, property owners in Washington County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.

Step 1: Informal Review

Contact the Washington County County Auditor - Real Estate Division to review your property record card, verify square footage, and present recent comparable sales (comps).

Step 2: Formal Hearing

If informal review does not resolve the valuation, file a written notice of appeal with the County Board of Revision (BOR) before the statutory deadline.

Save on Property Taxes

Was Your Washington County Home Over-Assessed This Year?

Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.

⏰ Key Deadline: March 31 following the tax year being appealed.

Washington County Homestead Exemptions & Tax Relief

Homeowners in Washington County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:

General Homestead Exemption:

Homestead Exemption shields the first $26,200 of market value from taxation for eligible seniors 65+ with income under statutory limits.

Seniors & Disabled Veterans:

Qualifying 100% disabled veterans receive an enhanced $52,300 market value reduction on their homestead.

Public Records & Deeds Official Recording Partner

Need Deed, Lien, or Title Records for Washington County?

While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Washington County are maintained by the County Clerk & Recorder.

Frequently Asked Questions

Where is the Washington County Property Appraiser office located?

The official Washington County property appraisal and tax assessment office is located at Washington County Appraisal & Assessment Office, Marietta, OH 39001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (614) 339-4777.

What is the property tax rate in Washington County, OH?

The average effective property tax rate in Washington County is approximately 1.53%. For a home with the median county market value of $195.000, the estimated annual property tax is about $2984 per year.

How do I search for a property or parcel in Washington County?

You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Washington County parcel search portal: https://auditorwashingtoncountyohio.gov/assessor/parcel-search.

When is the deadline to appeal my property assessment in Washington County?

Property valuation protests and appeals in Washington County must be submitted by: March 31 following the tax year being appealed. Appeals are formally reviewed and heard by the County Board of Revision (BOR).

How does the Homestead Exemption work in Washington County?

Homestead Exemption shields the first $26,200 of market value from taxation for eligible seniors 65+ with income under statutory limits. Additional exemptions are available for senior citizens (65+) and disabled military veterans (Qualifying 100% disabled veterans receive an enhanced $52,300 market value reduction on their homestead.).

Adjacent & Neighboring County Appraisers

County Overview

County Seat: Marietta
Population (2023): 58.577
Land Area: 632 sq mi
Tax Assessor Ratio: 35%
State Agency: Ohio Dept of Revenue
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