Washington Property Tax Appeal Guide
Appeal deadlines, exemptions, assessment rules, and county filing details for Washington homeowners.
State Overview
In Washington, property tax appeals are generally handled through the County Board of Equalization / State Board of Tax Appeals. Assessment notices are typically issued Late summer (varies), and the appeal deadline is July 1 (or 60 days after notice). LowerTheTax reviews comparable sales, assessment records, exemptions, and county filing rules before recommending whether to appeal.
Find Your County
Property tax rules can vary by county. Search for your county to see specific information.
Or select from major counties:
Real Property Information
Assessment Notice Issue Date
Late summer (varies)
Appeal Deadline
July 1 (or 60 days after notice)
Tax Bills Issued
February
Payment Due Date
April 30 (or half by April 30, half by Oct 31)
Personal Property Information
Rendition Date
April 30
Assessment Notice
Same as real property
Appeal Deadline
July 1
Available Exemptions
Special Programs
Senior Citizen/Disabled Persons Exemption
Review eligibility and timing before filing a Washington property tax appeal.
Property Tax Deferral Program
Review eligibility and timing before filing a Washington property tax appeal.
Current Use Assessment (farm/timber)
Review eligibility and timing before filing a Washington property tax appeal.
Disabled Veteran Exemption
Review eligibility and timing before filing a Washington property tax appeal.