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Los Angeles County Fire Department Region Boundaries

Fire Region boundaries for the Los Angeles County Fire Department. Currently, there are 3 Regions in the Department.

The data herein is for informational purposes, and may not have been prepared for or be suitable for legal, engineering, or surveying intents. The Los Angeles County Fire Department reserves the right to change, restrict or discontinue […]

General Plan Buildout

This layer is a combination of the Buildout for the General Plan 2035 and the Antelope Valley Area Plan, that was generated for the EIRs for both plans. The Board of Supervisors adopted both the Antelope Valley Area Plan and General Plan 2035 on 6/16/15 and 10/6/15, respectively. The Antelope Valley Area Plan contained the […]

Assessor Parcels – 2015 Tax Roll

Assessor Parcels from the 2015 Tax Roll

The Office of the Assessor (click here for their website) maintains assessment records of real and personal property in the County of Los Angeles, as well as a GIS Tax Parcel Base Map. They will be available here, as well as on […]

Scenic Drives

Scenic Drives

Introduced by the Antelope Valley Area Plan, adopted by the Board of Supervisors on 6/16/15, the Scenic Drives layer identifies major roads that have scenic signifigance. Also establishes development guidelines to help preserve their scenic qualities. For more information, please see Chapter 4 of the Antelope Valley Area Plan […]

Los Angeles County Fire Department Jurisdictional 2000 Meter Grid

The Los Angeles County Fire Department is utilizing a 2000 meter grid system for dispatching, data analysis and map production. It is based on the 1000 meter grid developed by the United States National Grid (USNG). A page numbering system for this 2000 meter grid was created for use by the Los angeles County Fire […]

Publicly Funded Mental Health Service Provider Locations

This file is a listing of all publicly funded mental health service locations in the County of Los Angeles. Service locations are classified by modality such as Inpatient, Outpatient and Residential. Provider information includes address, phone number, operation hours, age-group served, service area, supervisorial district, languages/cultures served and programs/services provided at the location.

This data-set […]

Medical Service Study Areas 2013

This file contains boundaries of Medical Service Study Areas (MSSA) provided to LA County by the California Office of Statewide Health Planning and Development (OSHPD). The purpose of this designation is to identify areas of greatest need so that limited resources can be prioritized and directed to the people in those areas.

A MSSA is […]

Estimated Prevalence of Serious Mental Illness

This data set contains estimated number of people with Serious Mental Illness for Adults and Serious Emotional Disorder for Children by the 2010 census tract in the County of Los Angeles in Calendar Year (CY) 2014. The prevalence rates are calculated by the UCLA-California Health Interview Survey (CHIS) by age, gender, ethnicity and Federal Poverty […]

RRCC Precinct Map Index

This Layer contains the grid of Precinct Maps for the County of Los Angeles. The RRCC Precinct Map Index divides the County of Los Angeles into 1620 polygons geospatially representing the locations of the Registrar-Recorder/County Clerks 7,759 Precincts/33,365 subprecincts (numbers subject to change). Each polygon covers an area 10,000 X 75,000 feet.

Download the data […]

RRCC Map Index

This Data Layer contains the RRCC Map Tile Index. This layer consists of 105 Polygons used in conjunction with the RRCC’s County Precinct Map Grid. When the Tile Index is overlayed, the Precinct Maps will be grouped into 16 or less pages per tile.

Download the data here.

Park Planning Areas

Park planning areas are geographic boundaries in unincorporated Los Angeles County as defined by the Department of Parks and Recreation. These boundaries are used to assist in calculating fees associated with subdivisions to satisfy a subdivider’s obligations to provide park land, or open space in accordance with Los Angeles County Code, Title 21, Section 21.28.140. […]

Mile Markers

Click Here to Download

Summary

Location of mile marker post with attached attributes of : TYPE is MM for Mile Marker, ST_NAME is street name, CONDITION, SURVEYOR is person who located the position, SOURCE is GNSS for Trimble R8 receiver or GEOXH for the GeoXH 6000 receiver, POINTID is data collection point number […]

Los Angeles County Flood Control District Right-of-Way Parcels

The Los Angeles County Department of Public Works is focused on creating an interactive environment that allows efficient access to flood control right-of-way information for our customers. This dataset contains the boundaries of the Los Angeles County Flood Control District (LACFCD) right-of-way parcels and distinguishes between fee, easement, quitclaim, and other.

 

Download: LACFCD […]

US Census Summary File 1 (2010)

These Summary File 1 tables provide the most detailed counts available so far from the 2010 Census, including cross-tabulations of age, sex, households, families, relationship to householder, housing units, detailed race and Hispanic or Latino origin groups, and group quarters at the census tract level.

Census Bureau Releases New Local-Level Demographic Information from 2010 Census […]

Parking Lot Boundaries – Commercial, Industrial, Government (2014)

This dataset contains the boundaries of parking lots in the County of Los Angeles 5,000 square feet and larger for commercial, industrial, and government properties.

Description

The Los Angeles County Office of Sustainability funded the development of this dataset in order to support the identification of potential locations for the installation […]

Probation Sites

This dataset consists of probation adult area offices, juvenile area offices, juvenile halls, juvenile camps, and external community based organizations.

Note: This dataset is for internal use only.

Probation Group Homes

This dataset contains probation group homes. This dataset is used for analysis, for instance, to understand a district’s area of coverage in relation to the number of group homes in a district.

Note: This dataset is for internal use only.

Probation Juvenile District

This dataset contains Los Angeles County’s juvenile probation district. This dataset is used for analysis, for instance, to understand a district’s area of coverage in relation to the number of offices in a district.

Note: This dataset is for internal use only.

Probation Adult District

This dataset contains Los Angeles County’s adult probation district. This dataset is used for analysis, for instance, to understand a district’s area of coverage in relation to the number of offices in a district.

Note: This dataset is for internal use only.

Split 2010 Block Group/City – Community Statistical Area (formerly BASA)

This dataset contains 2010 Block Groups, updated to improve geographic accuracy, split by City boundaries for each year since 2010. It is a foundation-level dataset that is used to create many other datasets and reporting within the County, including:

Legal City Boundaries Census Block Group and Tract Boundaries – which is used to […]

Locations/Points of Interest (LMS Data) – January 2016

Current data date: January 2016

The major changes to this file include an update of all public school locations from the State Department of Education

Download the data

LMS_Data_Public_20160114_gdb – Zipped file geodatabase – full dataset LMS_Data_Public_20160114_shapefile – Due to the length of a number of the fields, a shapefile’s 255 […]

Department of Public Works Field Facilities – Points

 

Abstract:

The Los Angeles County Department of Public Works (DPW) facility points show the location of field facilities owned by or under the jurisdiction of DPW. These points are used by the Service Locator web application that allows the public to find the location of services provided by DPW.

Purpose:

To locate public […]

DISASTER MANAGEMENT AREAS

This dataset represents Disaster Management Areas within the Los Angeles County Operational Area.

Los Angeles County serves as the intermediate level of government that coordinates and communicates disaster response needs between the eighty-eight (88) cities within its geographic boundaries and the State of California. The County is divided into eight Disaster Management Areas (A, […]

Active Wells

Abstract:

The Los Angeles County Department of Public Works has developed a groundwater well web viewer to provide the public with current and historical groundwater depth information throughout Los Angeles County.

 

Purpose:

To provide active wells information to the public.

 

Supplemental Information:

 

The State of California Department of […]

Flood Zones

Abstract:

The Federal Emergency Management Agency (FEMA) creates and provides authoritative data related to flood insurance. Using that data, the Los Angeles County Department of Public Works has developed a public-facing web viewer for accessing flood zone information in the County of Los Angeles (Flood Zone Determination Website). Flood zones are […]

Flood Insurance Rate Maps (FIRMs)

Abstract:

The Federal Emergency Management Agency (FEMA) creates and provides authoritative data related to flood insurance. Flood Insurance Rate Maps (FIRMs) data, where available digitally, can be found on the official FEMA’s National Flood Hazard Layer.

Looking for more than just FIRMs? Visit Search All Products to access the full […]

Parcel Lines

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Summary

The Tax Parcel Lines file shows the boundaries of Tax Parcels. This file is used by the Assessor to construct the tax parcel polygons and to produce the Assessor Map Book pages utilized to locate and identify all the Tax Parcels within the County.

Description

The linework contained in this file […]

Employment Protection Districts

This layer represents the employment protection districts as depicted in Figure 14.1 in the General Plan 2035. Employment Protection Districts are economically-viable industrial and employment-rich lands, with policies to prevent the conversion of industrial land to non-industrial land.

Download Shapefile (.zip)

Agricultural Resource Areas

Agricultural Resource Areas

Agricultural Resource Areas were introduced with the Antelope Valley Area Plan that was adopted on 6/16/15 by the Board of Supervisors. They are meant to preserve Agricultural activities in the Antelope Valley and encourage low-density development. For more information, please reference the Antelope Valley Area Plan, Chapter 4 […]

Tax Rate Area Table (2015) – Auditor Controller

Summary

This dataset contains TRAs for July 1, 2015.

The Tax Rate Area (TRA) contains the taxing authority for each Tax Rate Area as established by the State Board of Equalization, as well as the tax rates for each authority. It is shown on the property tax bill that is mailed to owners […]

Tax Rate Area Table (2014) – Auditor Controller

Summary

This dataset contains TRAs for July 1, 2014.

The Tax Rate Area (TRA) contains the taxing authority for each Tax Rate Area as established by the State Board of Equalization, as well as the tax rates for each authority. It is shown on the property tax bill that is mailed to owners […]

2011 Redistricting Data

As part of the 2011 Supervisorial Redistricting process, Los Angeles County prepared a number of methods for citizens to propose their own plans and submit them to the Board for consideration. Click here to go to the Redistricting Site.

Those methods included an online tool to do this, but we wanted […]

Child Care Provider Facilities

The point data in the Child Care Facilities layer, represents the locations of State licensed child care providers within Los Angeles County.

DPSS has been tasked with the management and administration of the data. A child care facilities locator has been created for the purpose of assisting the public in identifying their nearest […]

DPSS Office Locations

Summary

This data is a representation of Department of Public Social Services (DPSS) district office locations, which are accessible to the public. There are additional offices that are not publicly available and are not included in this layer. The district offices in this layer, service the public with various programs administered by DPSS. […]

Tax Rate Area Polygons

Summary The Tax Rate Area Polygon file shows the boundaries of Tax Rate Areas, which is used by the Assessor to assign tax rates to properties. When joined with the Tax Rate Area Table, it can be used to determine the property tax rate for any area of the County.

Description

Districts and […]

2014 Color Orthophotography – LARIAC 4

***NOTE***The 4-inch imagery is under license from Pictometry International, and cannot be publicly released.

This dataset represents natural color, leaf-off, 0.33-foot (4-inch) high-resolution, high-accuracy orthorectified aerial imagery, acquired by the Los Angeles Regional Imagery Consortium (LARIAC) in winter 2013/2014. This imagery covers the majority of urban/suburban areas of the County in mainland (approximately 2,898 square […]

Sensitive Environmental Resource Areas (SERA)

These are the Sensitive Environmental Resource Areas (SERAs) identified in the Santa Monica Mountains Local Coastal Program (SMMLCP), which was certified by the California Coastal Commission on October 10, 2014 (a link to the resolution is here). Also known as Biological Resources in the SMMLCP. Detailed descriptions of each of the habitat […]

2014 4-inch and 1 foot Orthophoto Imagery Seamline and Date Flown – LARIAC 4

These dataset contains the dates of the imagery as well as the image chips that were compiled into the 2014 Los Angeles Regional Imagery Acquisition Consortium (LARIAC4) 4-inch and 1-foot color orthophotography.

Each polygon contains an 8 digit number that corresponds to the date the image was acquired (for example, 20140125 corresponds […]

DPSS Program Service Area Boundaries

Summary This data is a representation of the program boundaries for Department of Public Social Services, for all district offices. There are separate boundary layers for program Intake boundaries, which are used to tell County residents which office to go to when applying for a particular program. There are also separate boundaries […]

LA County Sanitation Districts GIS Page

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The LA County Sanitation Districts are a partnership of 24 independent special districts that serve the wastewater and solid waste management needs of approximately 5.5 million people in Los Angeles County (County). The Sanitation Districts’ service area covers approximately 824 square miles and encompasses 78 cities and unincorporated territory within the County.

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Historic Resources

This dataset contains a polygon layer of historic resources in Los Angeles County.

Data Download Link

Historic_Resources – Zipped ESRI shapefile

 

 

Specific Plans – Proposed

Specific Plan – Proposed

These are Proposed Specific Plans for the unincorporated areas of Los Angeles County. The adoption of the Antelope Valley Area Plan by the Board of Supervisors (6/16/15) introduced a new Specific Plan Boundary on the Land Use Policy maps for the Centennial project and other adjacent parcels. […]

Trees in LA County Parks

This dataset contains tree locations and information from 26 parks managed by the Los Angeles County Department of Parks and Recreation.

Data Download

LA County Parks – Trees (phases 1 and 2) – zipped shapefile Shapefile Metadata – pdf format LACO Park Trees Phases 1 and 2 – Excel Table […]

Airports (Countywide)

Shows all airports in Los Angeles County. For a link to the Department of Regional Planning’s Airport Land Use Commission page, click here. UPDATED on 4/27/15 to reflect the name change from El Monte Airport to the San Gabriel Valley Airport

Download Shapefile (.zip)

View in the new LA County Open Data Portal […]

Zoning Map Grid

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 4/27/15 […]

Solar Data Summarized to 2010 Parcels

With the release of the Local Roll to the public (see this data entry) we are now able to release the dataset that supports the LA County Solar Map (http://solarmap.lacounty.gov).

The Solar Map Database contains the results of the 2006 solar model (for details see this data […]

Proposed City Reorganizations (Annexations/Detachments)

City of Pomona- Annexation No.2015-09 (LAFCO No. 2019-01PR)The following table provides some information on “Proposed City Reorganizations” (Annexations/Detachments) within Los Angeles County which have been submitted to and accepted by “Local Agency Formation Commission of Los Angeles County” ( LAFCO) for processing. The main purpose of this webpage is to make […]

Assessor Parcels – 2014 Tax Roll

Assessor Parcels from the 2014 Tax Roll are now available for download!

The Office of the Assessor (click here for their website) maintains assessment records of real and personal property in the County of Los Angeles, as well as a GIS Tax Parcel Base Map. The Assessor has recently changed its policies and […]

Public Safety Answering Point Boundaries

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This dataset shows the geographic boundaries of public safety answering points, tied to correct/legal city boundaries. These geographic boundaries determine where an emergency call is routed, especially in the new e911 system. A Public Safety Answering Point (PSAP) is a state-managed local center where all 911 calls are routed. They are […]

L.A. County Land Types

Current date of the data: August 2015

The Land Types dataset is a public domain dataset managed by the County of Los Angeles which 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 […]