Customer Service Center


The Customer Service Center is located on the first floor of the Robert J. Drewel Building (Admin East) in the Snohomish County campus (see A on map (PDF)).

Before contacting us, you may find it more convenient to view our frequently asked questions, which include explanations of the differences between the treasurer's, auditor's, and assessor's responsibilities for taxes and records, as well as answers to common questions pertaining to a wide range of assessor-related topics.

Customer Service Center


Monday - Friday
9 a.m. - 5 p.m.

Email -

The office is closed on holidays.

Phone:(425) 388-3433

Taxes Owed or Paid

For answers to questions regarding taxes on real or personal property that are owing or have been paid, please contact the Treasurer’s Office.

Property Details

Much of the property information that may be helpful to you is available for your inspection at our front counter. This includes:

  • Maps
  • Name and address of taxpayer
  • Property assessed value history
  • Property characteristics
  • Property sales

Our staff accesses the most current, up to date information regarding taxpayer name and address, assessed values, legal descriptions, and other assessment related information. You may obtain a photocopy of any of this information on a particular property for a small fee.

Property Information

If you have questions about a particular property, please visit our property summary information webpage where you can get information on a property by searching for a specific parcel by parcel number or by the street address.

Parcel Maps

If you would like to view or print a parcel map for a particular property, please visit our parcel maps (also called assessor maps) webpage. The maps can be retrieved by entering the township, range, and section.

Data Extracts

Selected data extracts are available for download from our ftp site. These extracts contain records for the entire county and may take specialized software to be utilized. Please see the assessor data page for a listing of what is available.