Step-by-Step Instructions

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Seattle & King County | Tacoma & Pierce County

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For Attorneys, Lawyers, & the Public



Washington Probate Court Practice



King County Superior Court ---


Caution:  The ex parte & probate procedure for King County changed substantially effective January 1, 2009.

See:  King County Ex Parte Manual.


Downtown --- Map


King County Superior Court

King County Courthouse - Room W325

516 Third Ave

Seattle, WA 98104

Kent --- Map


King County Superior Court

Regional Justice Center - Room 1J

401 Fourth Ave N

Kent, WA 98032


Clerk's Office: 206 296-9300 (both locations).


Probate/Guardianship Court Calendars:

Opening a probate file at the Clerk's Office requires a completed King County Case Assignment Designation & Case Information Cover Sheet.


The Clerk's Office supplies Letters, so you don't have to prepare a Letters form.


If you are filing a Petition for Probate and the Will has already been filed as a Will-Only, you must go to the Clerk's Office to get the Will before going to Court.


Filing Decedent's Will by Itself (a "Will Only")

The Initial Filing in a New Case

Instructions & Forms

Probate Court Practice
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