GIS Data Catalog

Development Conditions for Unincorporated King County

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Summary


The most recent parcel-based property specific zoning designations (p-suffixes, special district overlays, and demonstration project areas) within unincorporated areas of King County, that apply restrictions or allowances to permitted development over and above the base zoning designations.

Description


The most recent parcel-based property specific zoning designations within unincorporated areas of King County.

The features are defined by official King County zoning ordinances in reference to parcels, cities, and other property data maintained by King County Department of Assessments.

These conditions apply restrictions or allowances to permitted development over and above the base zoning designations due to unique circumstances of the properties they apply to.

This layer is an aggregation of the former p-suffix, special district overlay, and demonstration project area layers.


Layer information

Layer Name development_condition_area
Subject Category Planning
Title Development Conditions for Unincorporated King County
Feature Count 102
Feature Type Polygon
Next Update As needed
Spatial reference EPSG:2926
Control ID 1131
Place Keywords Pacific NW, Washington State, King County, WA
Theme Keywords Planning, Urban Growth, Land Use, Planningcadastre
Supplemental Information

None


Table Preview


Attribute information

OBJECTID

From ESRI

Description

Internal feature number.

Domain

Sequential unique whole numbers that are automatically generated.

EDITDATE

From King County GIS Center

Description

Date feature was last edited

Domain

Not Found

USERID

No Source Noted

Description

GIS analyst who edited feature last

Domain

Not Found

COND_CODE

From King County Department of Local Services

Description

The unique code used to refer to the development condition

Domain

Not Found

DESCRIPTION

From King County Department of Local Services

Description

Brief description of condition

Domain

Not Found

SHAPE

From ESRI

Description

Feature geometry.

Domain

Coordinates defining the features.

RETIREDDATE

From King County Department of Local Services

Description

Deprecated, retired development conditions are no longer stored in this layer. Expect this field to be removed in the future.

Domain

Not Found

CONDITION_SUMMARY

No Source Noted

Description

Not Found

Domain

Not Found

URL

From King County GIS Center

Description

link to web mapping application showing the geometry and attributes for each development condition

Domain

Coordinates defining the features.

SHAPE.STArea()

No Source Noted

Description

Not Found

Domain

Not Found

SHAPE.STLength()

No Source Noted

Description

Not Found

Domain

Not Found

CONDITION_TEXT

From King County Department of Local Services

Description

Full legal text describing the exact terms of the condition. This text is the sum of all relevant KC ordinances adopted to implement or modify this condition.

Domain

Not Found

CURRENT_ORD

From King County Department of Local Services

Description

Original ordinance implementing or modifying this condition, please cross check with the HISTORY_ORD field for more information

Domain

Not Found

EFFECTIVE_DATE

From King County Department of Local Services

Description

Effective date of ordinance listed in CURRENT_ORD field

Domain

Not Found

HISTORY_ORD

From King County Department of Local Services

Description

When available, a list of ordinances and effective dates affecting the condition

Domain

Not Found

MISC_NOTES

From King County Department of Local Services

Description

Any incidental information, or overflow from other fields

Domain

Not Found


Contact information

Maintained by DLS - Permitting
Primary Paul McCombs

paul.mccombs@kingcounty.gov


Terms of Use

Summary


The most recent parcel-based property specific zoning designations (p-suffixes, special district overlays, and demonstration project areas) within unincorporated areas of King County, that apply restrictions or allowances to permitted development over and above the base zoning designations.

Description


The most recent parcel-based property specific zoning designations within unincorporated areas of King County.

The features are defined by official King County zoning ordinances in reference to parcels, cities, and other property data maintained by King County Department of Assessments.

These conditions apply restrictions or allowances to permitted development over and above the base zoning designations due to unique circumstances of the properties they apply to.

This layer is an aggregation of the former p-suffix, special district overlay, and demonstration project area layers.


Contact information

Maintained by DLS - Permitting
Primary Paul McCombs

paul.mccombs@kingcounty.gov


Terms of use and copyright


Change history

9/8/2025

Correct errors in the SUMMARY and CONDITION _TEXT fields for NC-P19

9/5/2025

Implement Map Amendment #1 (Attachment A) from Ordinance 19940, Effective on or about August 9th, 2025. "Effect: Amends the zoning atlas to repeal the Remote Tasting Room Demonstration Project A to all or a portion of 13 parcels within the Sammamish Valley near the City of Woodinville."

8/18/2025

Correct errors in the DESCRIPTION, SUMMARY, and CONDITION TEXT fields for BC-P03

6/10/2025

Implemented Land Use and Zoning map amendments from the 2024 King County Comp Plan Amendment ordinance #19881, Effective January 2nd, 2025.

3/21/2024

Updated the Condition Text and ordinance history to reflect all information included in the currently published Title21A.38 code sections.

3/14/2024

Updated the Condition Text and ordinance history to reflect all information included in the currently published Title21A.38 code sections.

2/15/2024

Updated the Condition Text and ordinance history to reflect all information included in the currently published Title21A.38 code sections.

12/20/2023

Updated development conditions in the vicinity of the Greater Maple Valley/Cedar River Community Service area to align with the cadastre.

12/6/2023

Changed Description and Condition Text of SO-280 to correct matching language from King County Code 21A.23.255 as published on King County web site as of December 5th, 2023

12/1/2023

Changed Description and Condition Text of SO-290 to correct matching language from King County Code 21A.23.255 as published on King County web site as of December 1st, 2023

4/3/2023

Completed initial population of new SUMMARY, CONDITION_TEXT, CURRENT_ORD, EFFECTIVE_DATE and HISTORY_ORD fields.

MISC_NOTES field is entirely blank at this time.

Some Quality assurance was done.

Checked very short length CONDINTION_TEXT values.

Sorted by CURRENT_ORD and checked any unexpected dates.

Began editing fully annexed conditions that extend past their annexing cities to reduce erroneous sliver features near city boundaries.

3/29/2023

Changed the schema lengthening some fields and adding several others.

Began populating some of the longer and new fields for initial testing purposes | Name | Type | Length | Status | |----------------+-----------+--------+---------------| | ObjectID | Object ID | | Current | | Shape | Geometry | | Current | | Shape_Length | Double | | Current | | Shape_Area | Double | | Current | |----------------+-----------+--------+---------------| | EDITDATE | Date | | Current | | USERID | Text | 16 | Current | | URL | Text | 254 | Current | |----------------+-----------+--------+---------------| | DESCRIPTION | Text | 512 | Lengthen | | COND_CODE | Text | 100 | Lengthen | |----------------+-----------+--------+---------------| | SUMMARY | Text | 512 | New | | CONDITION_TEXT | Text | 64,000 | New | | CURRENT_ORD | Text | 10 | New | | EFFECTIVE_DATE | Date | | New | | HISTORY_ORD | Text | 512 | New | | MISC_NOTES | Test | 1024 | New | |----------------+-----------+--------+---------------| | RETIREDDATE | Date | | To Be Deleted | |----------------+-----------+--------+---------------|.

3/11/2023

Temporary URL values for development conditions created or altered by 2022 King County Comprehensive Plan Update.

Adopting Ordinance is #19555 - Effective Date is 1/1/2023.

3/2/2023

Implement 2022 King County Comprehensive Plan Update, Land Use and Zoning Map Amendments (attachment D). Adopting Ordinance is #19555 - Effective Date is 1/1/2023

10/28/2022

Corrections to Zoning_area and Development Condition Area: 1.

Added missing "-P" suffix to zoning for 1522049053 2.

Corrected zoning for 1522049162 3.

Reinstated incorrectly retired p-suffix GR-P03 4.

Added missing "-P" suffix to zoning for 2426069010 & 2426069011 5.

Created P-suffix SV-P38 which was not implemented when adopted in 2008.

2/16/2021

+ Posting Layer: maint.DDES.DevCond_area_Erase_20210216 + Updated Development_Condition_area with the following edits: 1.

Identified and with-held conditions that have been entirely incorporated from published version of the data. 2.

Adjusted SO-160 to follow current parcel boundaries in vicinity of Covington 3.

Added a feature for North Highline and Vashon Rural Town, Alternative Housing Demonstraton Project Area 4.

Separated Low-impact Development and BuiltGreen Demonstraton Project Area into separate pieces and updated URL field to reflect the separate web pages published on the DLS/Permitting web site, for the following areas: a.

Vashon Island, Low-impact Development and BuiltGreen b.

North Highline, Low-impact Development and BuiltGreen .

1/23/2021

Updated Zoning_area and Development_Conditon_area to remove rezone to I-P and GR-P03 p-suffix condition mistakenly applied to 1522049162 by a 2001 rezone that should only have applied to the parcel immediately to the north.

Jim Chan Director of KC DLS Permitting Division and Cristy Craig of KC PAO made determined that this correction was neccesary.

11/24/2020

+ Posting Layer: ~maint.DDES.KCCP2020_DevCond_area~ + Aligned SO-140 in the vicinity of Sec.

32-22-03 & 05-21-03 + Remove 3223039111 from SO-270 which was incorrectly included in 1998. + Rolled-back KCCP2020 LUMA changes that affected Urban Growth Boundary due to requirement for UGA: LUMA 5.a - East Cougar Mountain. .

9/25/2020

Implement 2020 King County Comprehensive Plan Update, Land Use Map Amendments (attachment D) and Special District Overlay amending sections in the main body of the ordinance.

Adopting Ordinance is #19146 - Final Action 7/24/2020 - Effective Date is 8/20/2020.

3/17/2020

Add DPA-LowImpactBuiltGreen.

Ordinances 14662 & 16099.

Enacted previously but not implemented.

1/30/2020

Add DPA-RemoteTastingRoom.

Ordinance #19030.

Deemed enacted without county executive signature.

Dated December 19, 2019.

8/30/2019

+ Improved parcel alignment with BC-P05

10/3/2018

*** Aligned along eastern edge of ES-P15

9/14/2018

*** Parcel alignments in the vicintity of the lower green river

5/4/2018

Implemented development conditions for the following ordinances: #18147, #18623 Aligned various conditions with parcel boundary adjustments. Fixed some conditions to match current zoning layer. Removed some repealed conditions from the layer.

10/6/2017

Adjusted 3 development conditions on Blakley Ridge UPD to align with parcels in the vicinity of a parcel currently seeking a permit.

4/1/2016

Added a missing p-suffix from 2008 comp plan amendment, and a missing p-suffix now in the city of Black Diamond.

Did some minor parcel alignment.

Updated Text descriptions for recent edits.

8/21/2014

Edited some features to better align with current parcel boundaries. Added a missing p-suffix from 2013 comp plan amendment.

1/29/2013

Updated with adopted map changes from the 2013 King County Comprehensive Plan.

Features were edited to conform to redrawn parcels in the vicinity of the other edits. .

5/24/2012

Edited portions of SO-140 the ground water SDO to match zoning boundaries in South Vashon & Maury Island.

This invovled recent cadastral improvements and some corrections from the old parcel base transition.

7/14/2005

Converted data from shapefile to SDE feature class.

Update 32

First batch of new data was used to populate the new fields.

Some data is missing.

Research is underway to fill in the gaps.

The URL field is still pointing to the old HTML pages.

Some meta data has been corrected.

The CURRENT_ORD field is misnamed presently and represents the original adopting ordinance, though in many cases this is the same ordinance.

Update 33

Erased cities from maint.DDES.KCCP2020_DevCond_area to create maint.DDES.DevCond_area_Erase_20210617, which was posted. Implemented KCCP2020 LUMA changes that affected Urban Growth Boundary due to requirement for UGA: LUMA 5.a - East Cougar Mountain; LUMA 6 - Maple Valley UGA Changes.

These changes had previously been implemented in the layer after the adoption of the 2020 KC Comprehensive Plan, then rolled-back due to changes to the corresponding King County Countywide Planing Policies needing to be ratified, which happened June 1, 2021.

Update 34

Replaced URL field with a larger field length (150 to 254 characters). Modified URL field values to reflect the web site changes due to DPER moving to new Department of LocaL Services Permitting Division.

Update 35

2016 KC Comprehensive Plan adopted changes were made.

Minor changes were made to conform with updated parcels.

Update 36

Added a missing p-suffix from the 2012 comop plan amendment

Update 37

Changed the URL field to match change in DPER web address.

Update 38

ES-P20 updated: a portion of this p-suffix was aligned with redrawn parcels in the vicinity of City of Sammamish. Two features with zero length and missing attribute values were deleted from the layer.

Update 39

Edited, Converted data from shapefile to SDE feature class.