Understanding Property Tax
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2027 Senior Citizens and Disabled Persons Exemption Calculator
Open the 2027 Property Tax Exemption Income Estimator
Use the calculator above to estimate whether your income may qualify for the Senior Citizens and Disabled Persons Property Tax Exemption Program under the law changes taking effect January 1, 2027. The calculator is for informational purposes only and is not an application for the program.
Think you may qualify? Apply in 2027 after you have received all 2026 income documents and have completed your 2026 tax return.
Our new online application will be available at that time or contact our office for assistance.
2026 Value Change Notice
Below is a sample of the 2026 Value Change Notice mailed to owners of residential and commercial properties throughout Thurston County.
By law, assessed values reflect market conditions as of January 1. This year's notice reflects changes in market value between January 1, 2025, and January 1, 2026. For greater transparency, property owners can view their individual notice online through A+ Parcel Search using the link provided near the bottom of this webpage.
We encourage property owners to verify the property characteristics and sales information used to value their property through A+. If you identify any discrepancies, please contact our office.
For questions regarding assessed value or property characteristics, please email ValueInquiry@co.thurston.wa.us.
For more detailed information about upcoming changes for senior citizens and people with disabilities exemption, please visit the Property Tax Relief Programs link above.
For all other inquiries, including questions about property tax exemption programs for senior citizens and people with disabilities, please email AsrInfo@co.thurston.wa.us.
We are committed to responding to all inquiries as promptly as possible and will reply in the order they are received. Thank you for your patience and understanding as we work to serve you with accuracy and care.
2025 Value Change Notice
For a copy of you 2025 value notice please find it on A+ Parcel Search—see the link toward the bottom of the webpage.
By law, assessed values reflect market conditions as of January 1, and this year’s notice captures changes between 1/1/2024 and 1/1/2025. During this period, single-family home sale prices rose modestly to $516,000.
Due to staffing reductions, we recommend verifying the characteristics and sales used to value your property online using A+. If you find discrepancies, please contact our office. For all value-related concerns or property characteristic questions, please email ValueInquiry@co.thurston.wa.us. For other inquiries, including the property tax exemption for senior citizens and people with disabilities, please email AsrInfo@co.thurston.wa.us.
We are committed to responding to all inquiries as promptly as possible and will reply in the order they are received. Thank you for your patience and understanding as we work to serve you with accuracy and care.
2024 Value Change Notice
The following is an image of this year's value change notice mailed to the owners of residential and commercial properties throughout Thurston County.
By law, values are calculated as of January 1 and this year's notice reflects the change in value between 1/1/2023 and 1/1/2024. With in this time frame, the median residential single family home price was just above $500,000. This value change reflects a modest increase from last year’s values, typically ranging in the single digit increase.
With the goal of greater transparency, property owners can now see copies of their value change notice that was mailed on August 29th online at A+ Parcel Search. See the link below the value change notice sample, to access A+ Parcel Search.
2023 Value Change Notices Mailed June 2
The following is an image of this year's value change notice mailed to the owners of residential and commercial properties throughout Thurston County.
By law, values are calculated as of January 1 and this year's notice reflects the change in value between 1/1/2022 and 1/1/2023.
Over the next several weeks you will likely see news coverage about values in King, Snohomish and Pierce Counties. Last year many of the values in these urban counties increases by over 40% and this year values in many of these counties will decrease by as much as 20%. Here in Thurston our values increased by a much lower percentage last year, and this year on January 1 we saw increases mostly in single digits. So please consider these regional differences as you review your property's value change notice.
In 2014, our office was one of 26 jurisdictions out of 13,000 assessment jurisdictions in the United States to be awarded the Certificate of Excellence in Assessment Administration (CEAA) by the International Association of Assessor Officials (IAAO).
This certificate recognizes our outstanding achievement of meeting the requirements for the CEAA, exceeding the guidelines as established for this award by the IAAO in property assessment administration practices.
In 2020, our office received a recertification from the IAAO, demonstrating our ongoing commitment to maintaining these high standards in assessing property, assuring that we are doing as much as we can to achieve fairness and equity in the property tax system.
Assessor
Assessor's Office Location
3000 Pacific Ave SEOlympia, WA 98501
Mailing Address
3000 Pacific Ave SE
Olympia, WA 98501
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