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What is the purpose of subdivision permits?

A Preliminary Plat Application establishes conditions to subdivide land into 2 or more legal building lots, consistent with adopted regulations.

A Preliminary Short Plat Application establishes conditions to subdivide land into 2 to 4 (rural) or 9 (urban) legal building lots.

How much will it cost?

See the current fee schedule for an estimate.

Where can I get an application?

How do I submit my application?

A pre-application meeting is mandatory prior to filing an application for a preliminary plat or short plat. Pre-application meeting packet

What is the timeline for processing a subdivision permit?

Short Plat - decision type 2: 120 days.
Plat - decision type 3 recommendation: 150 days.

Notes / Comments

For more information:

Legal authority

Title 19A and Chapter 20.20 of the King County Code

Administered by

The Department of Local Services, Permitting Division.

Schedule a land use inspection
  • Schedule a land use inspection or if you have questions, call 206-296-6600
Important
Keep final plans and permits displayed on-site!

Approved building and land use permits must be displayed prominently on construction and development sites.

Maintaining these records on-site is the responsibility of the applicant and/or contractor.

Tools and Resources