Island County property record offices

Assessor, Treasurer and Auditor offices for Island County, Washington, with a link to each office's official website or records search.

Island County Assessor

Assessor property search

Phone: (360) 679-7303

Island County Treasurer

Treasurer property search

Phone: (360) 679-7302

Island County Auditor

Auditor property search

Phone: (360) 679-7366

Island County 2026 loan limits

1 unit: conforming $832,750, FHA $671,600

2 units: conforming $1,066,250, FHA $859,750

3 units: conforming $1,288,800, FHA $1,039,250

4 units: conforming $1,601,750, FHA $1,291,550

Metro area: OAK HARBOR, WA. Median price: $584,000

Washington statewide resources

Washington statewide GIS Washington taxation