Skip to main content

Subdivisions - Land use permit process

Establishes conditions to subdivide land into 2 or more legal building lots.

Important information

Keep final plans and permits displayed on-site

Approved building, fire 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.

A Preliminary Plat Application establishes conditions to subdivide land into 5 or more (rural), or 10 or more (urban) 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.

A Pre-Application meeting is mandatory prior to filing and application for a preliminary plat or short plat.

Cost and timeline

Check our current fee schedule for an estimate

Timeline for a decision on a Plat is 150 days and 120 days for a Short Plat.

Application

Check our online permits page to see if you can submit these forms through MyBuildingPermit

Schedule a land use inspection

King County inspects work to ensure code compliance and safety requirements.

Learn more about scheduling inspections

Pre-Applications


Pre-Application Meeting Request

Information (234KB)


Pre-Application Meeting Requests and Waivers

Information (180KB)


Pre-Application Waiver Request

Application (148KB)


Land Use - Subdivisions


Critical Areas Compliance Affidavit

Form (175KB)


Affidavit of Correction of Plat

Form (65KB)


Applicant Status

Individual (1.06MB)

Public Agency, or Public Utility or Private Utility (1.06MB)

Corporation or Business Association (1.05MB)


Plats: Procedure for Checking of Final Plats

Form (337KB)


Land Use Permit Application Form

Form (218KB)


Plat Alteration Submittal Instructions

Information (178KB)


Preliminary Subdivision Applications: Instructions

Information (128KB)


Quit Claim Deed for County Right-of-Way

Form (PDF) (47KB)

Form (MS Word) (60KB)


Residential Density Calculation

Worksheet (PDF) (138KB)

Worksheet (MS Word) (100KB)


SEPA Checklist

Information (212KB)


SEPA Greenhouse Gas Emissions

Worksheet Instructions (182KB)

Workhsheet (spreadsheet) (211KB)


SEPA Only Submittal Process

Information (176KB)


Sewer Availability

Certificate of Sewer Availabilty (200KB)


Soil Health: Achieving the Post-construction Soil Standard

Information and On-Line Calculator


Subdivision Exemption Request

Form (182KB)


Title Page: Final Plat and Final Plat Sheets Templates

See, Computer Aided Design (CAD) Templates and Other Data Resources packet


Water Service Requirements

Information (867KB)


Land Use - Short Subdivisions

Short subdivisions, often referred to as a "Short Plat", establishes conditions to subdivide land into 2 to 4 (rural) or 9 (urban) legal building lots.


Bulletin 25: Short Subdivisions

Form (137KB)


Critical Areas Compliance Affidavit

Form (175KB)


Affidavit of Correction of Short Plat

Form (517KB)


Applicant Status

Individual (1.06MB)

Public Agency, or Public Utility or Private Utility (1.06MB)

Corporation or Business Association (1.05MB)


Short Subdivision (Short Plat) Engineering Review Final Submittal

Checklist (175KB)


Land Use Permit Application Form

Form (218KB)


Preliminary Short Subdivision Applications: Instructions

Information (195KB)


Quit Claim Deed for County Right-of-Way

Form (PDF) (47KB)

Form (MS Word) (60KB)


Residential Density Calculation

Worksheet (PDF) (138KB)

Worksheet (MS Word) (100KB)


SEPA Checklist

Information (212KB)


SEPA Greenhouse Gas Emissions

Worksheet Instructions (182KB)

Workhsheet (spreadsheet) (211KB)


SEPA Only Submittal Process

Information (176KB)


Sewer Availability

Certificate of Sewer Availabilty (200KB)


Soil Health: Achieving the Post-construction Soil Standard

Information and On-Line Calculator


Title Page: Short Plat (or Alteration) Templates

See, Computer Aided Design (CAD) Templates and Other Data Resources packet


Water Service Requirements

Information (867KB)


expand_less