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Thurston County, Washington

Martin Luther King Jr. Day - Monday, January 19

County facilities will be closed on Monday, January 19 in observance of Martin Luther King Jr. Day.

The content on the Thurston County website is currently provided in English. We are providing the “Translation” for approximately 10 languages. The goal of the translation is to provide visitors with limited English proficiency to access information on the website in other languages. The translations do not translate all types of documents, and it may not give you an exact translation all the time. The translations are made through an automated process, which may not result in accurate or precise translations, particularly of technical and legal terminology.

Board of Equalization

The Thurston County BOE does NOT accept emailed Petitions, and the BOE is NOT offering electronic filing at this time. 

Please submit your hard copy appeals (Petitions and copies of Value Notices) or your supplemental information for an existing appeal through U.S. Mail, UPS, Fed Ex, or deliver in person to the BOE office/drop box.​ 

  • Thurston County Board of Equalization, 3000 Pacific Ave SE, Olympia, WA 98501 

    (Room 241, drop boxes located outside the office and in the parking lot of the Atrium)

For guidance in completing a new Petition for residential property, please review the Appeal Preparation Guide.

Petitions

Taxpayer Petition to the County Board of Equalization for Review of Real Property Valuation Determination (e.g., residence, business, land, etc.)

MS Word (fillable) 
PDF (fillable) (NOTE: For values to fill in and calculate correctly, use only numbers; do not put commas or periods in the values section.)

To assist you in filling out a properly completed Petition, please review this Example.

Taxpayer Petition to the County Board of Equalization for Review of Personal Property Valuation Determination *

* Please note that this form is ONLY used for equipment and inventories of businesses and farms (For homes, mobile homes, and land, use the Real Property Petition form above.)

MS Word (fillable)
PDF (fillable)

 

​Taxpayer Petition to the County Board of Equalization for Review of Current Use or Designated Forest Land Determination

MS Word (fillable)
PDF

 

Taxpayer Petition to the County Board of Equalization for Review of Senior Citizen/Disabled Person Exemption or Deferral Determination

MS Word (fillable)
PDF

Withdrawal Forms

2024 Assessment Year:

MS Word (fillable)
PDF (fillable)

2023 Assessment Year:

MS Word (fillable)
PDF (fillable)

2022 Assessment Year:

MS Word (fillable)
PDF (fillable)

2021 Assessment Year:

MS Word (fillable)
PDF (fillable)

Late Filing and Request for Reconvening

If you have missed the appeal filing deadline, and you believe that your situation is among one of the qualifying reasons listed in Frequently Asked Questions #7, please file either:

Late Filing Exception Request Form

MS Word (fillable)
PDF (fillable) 

OR

Request for Reconvening Form 

MS Word (fillable)
PDF (fillable)

Declaration Form to submit if selecting Request for Reconvening code 01

MS Word (fillable)
PDF (fillable)

Other

Power of Attorney form for owner/taxpayer to give authorization to representative/agent to represent them in property assessment appeal if section #5 wasn't completed with initial Petition:

Power of Attorney form (fillable)

Please contact our office at (360) 786-5135, TDD 711 OR 1-800-833-6388, or send an e-mail to Ruth Elder to request forms and publications by U.S. mail or e-mail. Please refer questions regarding these forms to Ruth Elder, BOE Clerk.