Pierce County owners may petition the Board of Equalization when they can show that the Assessor's value exceeds 100 percent of true and fair market value. The deadline is the later of July 1 or 60 days after the mailing date on the value-change notice. The Board's checklist requires a signed petition, a copy of the notice, and supporting evidence. FairPath can arrange official parcel facts, comparable sales, and condition material into a manual packet. The owner must state a specific value, sign, attach the notice, file through an official route, preserve delivery proof, and present enough evidence to overcome the presumption that the Assessor's determination is correct.
Assessment context: Pierce County includes Tacoma neighborhoods, suburban communities, military-influenced markets, Puget Sound shoreline, islands, rural acreage, foothill towns, and Mount Rainier gateway areas. Review the Assessor-Treasurer record for parcel number, land and improvement values, building data, neighborhood code, sales, and valuation date. View, waterfront rights, ferry or bridge access, steep slopes, wetlands, lahar or flood zones, septic service, noise, commute patterns, and outbuildings can separate nearby parcels. Washington appeals address true and fair market value, not tax amount, hardship, or percentage increase. Compare sales from the subject's market and identify the date and physical facts the Assessor may not have captured.
Filing process: Complete the Washington real-property petition designated for Pierce County. Sign and date it, attach the Real Property Value Notice, and include the evidence supporting the requested value. Mail or hand-deliver the package to the Board at 2401 South 35th Street, Room 176, Tacoma, or follow a current electronic route shown by the Board. Keep proof of submission and copies. Additional evidence may be submitted at least 21 days before the hearing, but filing a meaningful initial record reduces later risk. The Board decides market value only. Contacting the Assessor can clarify data, yet it does not extend the later-of deadline. Pay taxes while review proceeds to avoid interest and penalties.
Evidence to review: Pierce County says the taxpayer must establish a different market value with clear, cogent, and convincing evidence. Use sales near the assessment date from the same neighborhood or competitive area, then address location, water or mountain view, access, lot utility, wetlands, hazard areas, living area, age, quality, updates, garage, accessory buildings, and condition. Add dated photographs, repair bids, inspections, permits, maps, easements, and environmental restrictions where relevant. Tax comparisons and percentage increases do not prove value. State a requested value and show how each comparable or documented defect supports it. Submit organized exhibits early enough to meet the Board's pre-hearing exchange requirement.
Current deadline guidance: Later of July 1, 2026 or 60 days after notice mailing. Pierce County requires a petition within 60 days after the mailing date on the value-change notice or by July 1 of the assessment year, whichever is later. The parcel notice therefore controls when its 60-day date extends beyond July 1.
Pierce uses the later of July first or sixty days after the notice mailing date.
The Board checklist requires a signed petition, value notice, and supporting evidence.
Additional hearing evidence is due at least twenty one days before the hearing.
Shoreline, island, military, lahar, flood, wetland, and foothill influences can divide local markets.
Official filing authority: Pierce County Board of Equalization. https://www.piercecountywa.gov/5920/Board-of-Equalization
Source: Pierce County, Board of Equalization, https://www.piercecountywa.gov/5920/Board-of-Equalization. Reviewed 2026-07-16.
Source: Pierce County Assessor-Treasurer, Residential Property Appeals, https://www.piercecountywa.gov/9045/Residential-Property-Appeals. Reviewed 2026-07-16.
Source: Washington Department of Revenue, Appealing Your Property Assessment, https://dor.wa.gov/sites/default/files/2022-02/AppealPropAssess.pdf. Reviewed 2026-07-16.