Updated as of December 2012
Contains precincts from the Los Angeles County Registrar/Recorder’s Office. The Registrar/Recorder uses these precincts to run elections by grouping them into election precincts, so they capture the boundaries of all voting districts in the County, including, but not limited to:
LA County Supervisorial Districts US Congressional Districts State Senate and [...]
Polling locations assigned for the November 6, 2012 Presidential election as of October 31, 2012. Note – these polling locations are subject to change. Changes occur when polling locations become unavailable at the last minute, or for a variety or reasons.
The Los Angeles County Registrar/Recorder establishes polling locations for each election. Each election has [...]
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 dataset contains boundaries of school districts in LA County from 2011. This has been updated to reflect changes from the earlier 2002 dataset, but still contains some information (phone numbers, etc) from 2002 that have not been validated.
There are two different kinds of school districts:
Separated Districts – where the Elementary & Middle [...]
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.
The LA County Street Center TIGER [...]
This GIS data file contains 2011 County Board of Supervisors district boundaries adopted September 27, 2011.
For full details of the process , please see this site: http://redistricting.lacounty.gov/. The 2011-Board-Adopted-Plan (pdf file) is loaded here for your convenience.
These boundaries are based upon Redistricting Units (RDUs) which in turn [...]
Supervisorial District Boundaries for LA County for 1971, 1981, and 1991.
Samples (click to enlarge)
The data from 1991 was provided by the Registrar/Recorder.
The data from 1971 and 1981 was digitized from scanned and rectified County Engineer maps provided by [...]
US Congressional Districts in the County of Los Angeles [...]
LA County Supervisorial Districts (2001) [...]