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Subdivision Activity
The subdivision activity layer represents those areas (within unincorporated areas) with cases that are either pending, approved or recorded (within the past few years) within the Los Angeles County subdivision process. Updated 4/30/13 for an annexation in Santa Clarita (recorded 4/16/13).
Data can be downloaded here:
This is zoning for the unincorporated areas of Los Angeles County.
For more complete information, see Title 22 (Planning and Zoning) of the Los Angeles County Code, or stop by the office of the Los Angeles County Department of Regional Planning, Room 1360 Hall of Records, [...]
This data depicts generalized land use classifications, each of which is intended to describe the dominant use characteristics within the area covered. Updated information regarding public parks, school sites, freeways, rail/transit lines, and other ownership-specific boundaries have been incorporated into this data. The actual use and intensity of development that may be [...]
Rural Outdoor Lighting District (Dark Skies)
This project is an amendment to Title 22 of the County Code, Planning and Zoning, to establish a Rural Outdoor Lighting District for areas of unincorporated Los Angeles County. The proposed Ordinance will establish the District with regulations that will conserve energy and resources and [...]
These districts were established when zoning was created for Los Angeles County many years ago. It was a way to break the county up into distinct areas, smaller units, for easier record keeping and organization. It is still in use to identify and keep track of those ordinances and for running queries [...]
The grid that shows the township, range and section information for Los Angeles County taken from the PLSS.
The Public Land Survey System (PLSS) typically divides land into 6-mile-square townships, which is the level of information included in the National Atlas. Townships are subdivided into 36 one-mile- square sections. A section is an area normally [...]
Significant Ecological Areas (SEA)
Significant Ecological Areas (SEA) Significant Ecological Area (SEA) means an area that is determined to possess an example of biotic resources that cumulatively represent biological diversity for the purposes of protecting biotic diversity, as part of the Los Angeles County general plan or the city’s general plan. Additional [...]
The grid that shows the zoning maps that cover the unincorporated areas of Los Angeles County. This grid follows alignment and numbering system as the Department of Public Works House Numbering Maps. This was developed as part of the Zoning Map Conversion and Integration Project (ZCIP) – 2002 to 2006.
UPDATED on [...]
For planning purposes & reference within the General Plan Update.
Countywide layer which divides the County of Los Angeles into 11 Planning Areas. These area divisions were created for the LA County Dept. of Regional Planning by the GIS Section under direction from the General Plan Development Section. Reflects the most recent changes from the [...]
This is the boundary of Los Angeles County including Santa Catalina Island and San Clemente Island. Does not include incorporated city boundaries. Last updated 1/9/13 to include boundary modification in Los Angeles / Long Beach Harbor area (used DPW linework to adjust shorelines)
Data can be downloaded here:
Download zipped shapefile
Adopted Countywide Highway / Freeway Plan [...]
Shows all airports in Los Angeles County. For a link to the Department of Regional Planning’s Airport Land Use Commission page, click here.
Airports (Countywide)
For UNINCORPORATED areas of Los Angeles County only. A Specific Plan implements the General Plan/Community Plan and is a more detailed version of the General Plan for a focused area. The Specific Plan articulates planning considerations and imposes regulations or controls. Updated 10/2/12–the Canyon Park Specific Plan was taken out due to a major annexation [...]
This layer delineates ridgelines within selected CSDs whereupon restrictions are established for grading and ridgeline development. For more information on specific CSDs where these ridgelines reside, click here.
Data can be downloaded here:
DRP_RIDGELINES (zipped shapefile)
Significant Ridgelines
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Depicts lands owned or managed by the U.S. Forest Service and designated by U.S. Government as a National Forest. The Los Padres and Angeles National Forests lie within the boundaries of Los Angeles County.
Data can be downloaded here:
Download Shapefile / .zip
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The community standards districts are established as supplemental districts to provide a means of implementing special development standards contained in adopted neighborhood, community, area, specific and local coastal plans within the UNINCORPORATED areas of Los Angeles County, or to provide a means of addressing special problems which are unique to certain geographic [...]
Significant Environmental Resource Areas
Sensitive Environmental Resources (SERA) – Coast Zone Only
These are in the Coastal Zone area only, and they afford the highest protection from future land development due to their environmental signifigance and sensitivity. ESHA’s [...]
Various maps are available for free as downloads (PDF files) or as hard copy prints for a fee. Available maps include Supervisorial Districts, Community Standards Districts (CSD), Zoning, Community and Area Plans, etc.
Note, this is not a link to GIS data layers, just Adobe Acrobat PDF files. For GIS data, i.e., ESRI Shapefiles, search [...]
Address Points
Current data date: June 2012 – we will be releasing new versions of this data periodically.
This dataset contains address points from the Countywide Address Management System, a collaborative program between the County’s Registrar/Recorder, Chief Information Officer, Public Works Department, Department of Regional Planning, and many local cities [...]
This is a seperate zoning layer from the rest of the county as it has different categories. Santa Catalina Island falls under a specific plan (22.46.050 et.al.), which designates land use districts for the unincorporated area of the island. These land use districts serve the same role as zones, but supersede the basic [...]
Land Use Policy (1980 General Plan)
Referred to as the “General Plan” and encompasses the unincorporated areas (sometimes referred to as ‘islands’) not covered by a community, neighborhood or area plan. Adopted by the Board of Supervisors on November 25, 1980. Last Amended 4/30/12 for a Plan Amendment in Del Aire.
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Proposed Significant Ecological Areas
Proposed updates to the Significant Ecological Areas are based on aerial imagery and parcels. Please note that proposed SEAs have not been officially adopted as part of the L.A. County General Plan. For the Existing/Adopted SEAs click here.
From the Los Angeles County Draft General Plan [...]
CAMS Data (October 2011)
Current data date: August 2012 – we will be releasing new versions of this data periodically.
Important note: This file is not final – it is an intermediate step and should be used with the understanding that further work is being performed.
Description
The LA County Street Center TIGER [...]
Updated December 2012 – Added the Michael D. Antonovich Open Space Preserve and the Santa Clarita Woodlands Park
The Land Types dataset includes various types of land use that are critical for mapmaking and geographic analysis. The data has been created to match parcel boundaries where possible, and digitized from 4-inch aerial photography where more [...]
Description Adopted Scenic Highways.
Credits County of Los Angeles Department of Regional Planning GIS Section.
Access and use limitations Every reasonable effort has been made to assure the accuracy of this data. DRP makes no warranty, representation, or guarantee as to the content, sequence, accuracy, timeliness, or completeness of any of the [...]
Identifies “Airport Influence Areas” within the county that are under the of the Airport Land Use Commission (ALUC). The ALUC is required to prepare and adopt a Comprehensive Land Use Plan (CLUP), review and make recommendations concerning certain projects within the ALUC planning boundaries, and review and make recommendations [...]
There are two zip code boundary shapefiles. One lines up with parcel lines and the other is based on streets. Note that the zip code boundary updates are a work in progress.
Data can be downloaded here:
Zip Codes based on Parcels (zipped shapefile) ZIP Codes Based on Streets
Freeways in L.A. County represented by single lines, which is ideal for avoiding overlapping labels and freeway shield symbology. Alignment based on aerial photos.
Data can be downloaded here:
Download zipped shapefile
Freeways
Statistical Areas 2000
The Statistical Areas dataset contains Statistical Areas from the LA County Department of Regional Planning (DRP). Statistical Areas are communities that can be grouped together to show areas of geographical connection in the county. To do this use the STAT_D field. Similar areas have the same first few [...]
This aerial imagery was captured in 2001 in a cooperative project between the Los Angeles County Department of Public Works and Regional Planning.
It represents the initial imagery capture by the County of Los Angeles, which later become the Los Angeles Regional Imagery Acquisition Consortium (LAR-IAC).
Three imagery resolutions were captured:
1 foot [...]
Equestrian Districts
The equestrian district is established as a supplemental district in order to recognize particular areas where the keeping or maintaining of horses and other large domestic animals for the personal use of members of the family residing on the premises has become or is intended to become an integral [...]
Zoning Index Map Grid
The grid that shows the zoning index maps that cover the unincorporated areas of Los Angeles County. These maps are a conglomorate of 25 zoning maps and have less detail on them. This grid follows alignment and numbering system as the Department of Public Works House Number [...]
Transit oriented districts are established as supplemental districts in order to promote transit-oriented and pedestrian-oriented development, to increase transit use, to manage traffic congestion, and to improve air quality. For detailed TOD development standards, please refer to County Code 22.44.420 ~ 22.44.450.
Data can be downloaded here:
Detail
Natural color, leaf-off, 0.33-foot (4-inch) high-resolution, high-accuracy orthorectified aerial imagery, acquired by the Los Angeles Regional Imagery Consortium (LAR-IAC) in winter 2007/2008. This imagery covers the majority of urban/suburban areas of the County in mainland (approximately 2,898 square miles) and Catalina Island covering approximately 75 square miles. The rest of the [...]
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