The primary responsibility of the Assessor's Office is to identify and assess all taxable real and personal property in incorporated and unincorporated Snohomish County for property tax purposes. The office administers numerous special classifications and a variety of tax exemptions, including the exemption and deferral programs for limited income senior citizens and disabled persons. The Assessor responds to property owners petitions to appeal assessed values with the Board of Equalization, examines taxing districts' budget requests for statutory compliance and calculates the tax levy rates for each taxing district in the county. The Assessor’s office also maintains the county parcel layer maps and legal descriptions of tax parcels

• Important Dates - A calendar of deadlines, and other significant property tax dates throughout the year
  
  
• Mission & Role - An overview of the mission of a county assessor in Washington State and the role property assessment, both real and personal, plays in the taxation system.
  
  
• Scope & Function - Information about the type of property that is assessed and how our office goes about the processing of setting fair market value.