Mapping Files and Data Download

Members of the public are encouraged to use the mapping software provided to submit plans. On this page, mapping files and data are available for download. These can be imported into your program and application of choice. For further inquiries, please contact tle@crc.lacounty.gov.

Census Data

File Name File Download Link File Description
P.L. 194 Data Click here to download 2020 Decennial Census Public Law 194 data for County of Los Angeles
Tract Shapefile Click here to download Tract-level geography shapefile for County of Los Angeles
Blockgroup Shapefile Click here to download Blockgroup-level geography shapefile for County of Los Angeles
Block Shapefile Click here to download Block-level geography shapefile for County of Los Angeles

Mapping Shapefiles and Reference Layers

File Name File Download Link File Description
All Reference Layers Click here to download This zip files contains all reference layers available in the redistricting mapping software
Assembly Districts Click here to download Reference layer for California’s Assembly Districts
Senate Districts Click here to download Reference layer for California’s Senate Districts
Census Places Click here to download Reference layer for Census Places
Cities and Communities Click here to download Reference layer for Cities and Communities
Congressional Districts Click here to download Reference layer for Congressional Districts
County Subdivisions Click here to download Reference layer for County Subdivisions
City of Los Angles Council Districts Click here to download Reference layer for City of Los Angeles Council Districts
City of Los Angeles Neighborhood Councils Click here to download Reference layer for City of Los Angeles Neighborhood Councils
School Districts Click here to download Reference layer for School Districts
2011 Supervisorial Districts Click here to download Reference layer for County of Los Angeles’ 2011 adopted Supervisorial Districts
2015-2019 CVAP (Tracts) Click here to download Reference layer with underlying data for citizen voting age population (CVAP) at the tract level
2015-2019 CVAP (Blockgroup) Click here to download Reference layer with underlying data for citizen voting age population (CVAP) at the blockgroup level
2015-2019 CVAP (Block) Click here to download Reference layer with underlying data for citizen voting age population (CVAP) at the block level
Socioeconomic Click here to download This is a geodatabase file with socioeconomic reference layers
Educational Attainment Click here to download Reference layer for educational attainment
Linguistic Isolation Click here to download Reference layer for linguistic isolation
Poverty Click here to download Reference layer for poverty level
Consolidated COIs
(Model A)
Click here to download Reference layer prepared by ARCBridge consolidating Communities of Interests (COIs) based on input from public hearings and synthesized by Commissioners
Consolidated COIs
(Model B)
Click here to download Reference layer prepared by ARCBridge consolidating Communities of Interests (COIs) based on input from public hearings and synthesized by Commissioners
Consolidated COIs
(Model C)
Click here to download Reference layer prepared by ARCBridge consolidating Communities of Interests (COIs) based on input from public hearings and synthesized by Commissioners

Data Tables

File Name File Download Link File Description
Educational Attainment Click here to download Data table for educational attainment
Linguistic Isolation Click here to download Data table for linguistic isolation
Poverty Click here to download Data table for poverty level

Additional Files

File Name File Download Link File Description
DxVAR 2020 Redistricting Click here to download This is the DX_VAR configuration file used in the mapping software. This is essentially a data dictionary and dictates how the application shows the datasets in the demographics menu.
FGDB Click here to download This is the updated geodatabase (zipped) containing the datasets in the mapping software, matched to the DX_VAR file.
Ethnic Categories Click here to download Document used to identify and categorize different ethnic groups in the DX_VAR file.
Additional Fields Click here to download Additional fields defined, including CVAP  and socioeconomic variables.

Additional Data Resources Requested from the Public

Note: To import a shapefile into the redistricting mapping software, users will need to click on the “Add Content” function under the “Create” tab.

 

File Name File Download Link File Description
CalEnviroScreen (CES) 4.0 Click here to download The California Office of Environmental Health Hazard Assessment (OEHHA) has made public the latest geodatabases and shapefiles with indicators that “reflect environmental conditions or a population’s vulnerability to environmental pollutants.” For more information, visit the OEHHA website by clicking here.
Affirmatively Furthering Fair Housing (AFFH) Data Click here to download The California Department of Housing and Community Development has collected data, geodatabases, and shapefiles on several indicators, including housing, access to opportunity, and displacement risks. For more information, visit the AFFH website by clicking here.