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Welcome to the Island County Treasurer's website!

This is a courtesy notice from the Island County Treasurer with regard to all unpaid Island County personal property tax accounts:

Effective December 1, 2011, all Island County personal property* and certain mobile home* tax accounts which are unpaid for 2nd half will incur a nonrefundable $75 fee pursuant to RCW 84.56.070.090.

This fee is in addition to:

• Interest of 1% per month assessed on May 3rd and the 1st of subsequent months
• Automatic penalty of 3% assessed on June 1
• An 8% automatic penalty assessed on December 1

Please contact the Island County Treasurer’s Office at: (360) 679-7302 to determine if your commercial business property or mobile home tax account is delinquent and will be affected.

To access property tax information on-line, highlight "Island County Property Data and Tax Information On-Line" in the column to the right and follow the prompts.

The Treasurer is elected to a four year term. The Treasurer's Office provides services relating to the financial operations of the Island County Government.  The Treasurer is custodian of all funds for Island County as well as junior taxing districts and special taxing districts (schools, fire districts, hospital, cemetery districts, diking districts, water districts, ports, cities, etc.) located within Island County.

Primary responsibilities include:

• Oversight for monies of the county, cities, and all junior and special taxing districts.

• Billing, collecting, and administering real and personal property taxes, special assessments and fees, gambling taxes.

• Collecting excise taxes on sales or transfers of real property and mobile homes.

• Accounting for all funds and deposits of revenue for the State, County, and special purpose districts.

• Depositing and investing all funds for the County and junior taxing districts. Provide banking services for the County and junior taxing districts.

• Administering short and long-term debt financing.

• Foreclosing on property for delinquent taxes.

It is our mission to provide courteous service.