Process service and court filing in King County, Washington
7 King County courthouses
- E-filing required
- Mandatory for attorneys (LGR 30: attorneys shall e-file all documents; self-represented may e-file but not required; exceptions incl. original wills, in camera submissions)
- E-filing system
- King County Superior Court Clerk's eFiling application (KC Script Portal, county-built system)
- E-filing portal
- Court e-filing page
- New civil complaint fee
- $290.00 (civil action filing; fee schedule eff. 7/27/2025)
- Small claims fee
- $50.00 (filed in King County District Court, not Superior Court)
- Family law petition fee
- $364.00 (petition for dissolution of marriage)
- Fee schedule
- Court fee schedule
- Case lookup
- Court case search
Court information from 1Court, our partner company, verified July 30, 2026. King County court information on 1Court
What we do and how fast
Nationwide Legal supports Seattle-area law firms across King County, Washington with full litigation support service. Our team handles process service, court filing, e-filing, court reporting, subpoenas, and records retrieval at the Seattle Superior Court, the Maleng Regional Justice Center in Kent, the Western District federal courthouse, and the King County District Courts. Same-day service across Seattle and the Eastside, named coordinators, photographic confirmation, and live status updates throughout.
Pricing: quoted per order. Request a quote
How to start an order
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Common questions
Is e-filing required in King County?
1Court lists e-filing in King County as: Mandatory for attorneys (LGR 30: attorneys shall e-file all documents; self-represented may e-file but not required; exceptions incl. original wills, in camera submissions). We file electronically or at the counter, whichever the court requires.
Which King County courthouses hear civil cases?
King County Superior Court, Seattle Municipal Court, King County District Court - Seattle, Regional Justice Center, Shoreline District Court, Bellevue District Court. We file and serve for cases at each of them.
What is the filing fee for a new civil complaint in King County?
$290.00 (civil action filing; fee schedule eff. 7/27/2025), per 1Court. The court's fee is separate from our service charge.
How fast can you serve papers in King County?
Same-day service attempts are available on rush orders. Standard orders complete in 1 to 3 business days, with a proof of service or non-service affidavit on every order.
How is King County service priced?
We quote each order. Request a quote with the documents and addresses and we reply with the price.