Redistricting Kit

The Redistricting Kit, comprised of the following items provides important tools and resources for those interested in participating in the County’s 2021 redistricting process

• Item 1: Public Participation Plan
• Item 2: 2020 Orange County Census Tract Map
• Item 3: 2020 Orange County Cities, CDPs, and Census Tract Map
• Item 4: 2020 Orange County Cities, CDPs, Census Tract, and 2011 Districts Map
• Item 5: California Elections Code Sections 21500
• Item 6. Redistricting Datasets & Reference files (12.7MB Excel file)

  REVISED 9/28/2021 per Statewide Database updates posted 9/27/2021
  Redistricting Datasets & Reference files: 1 electronic file (12.7MB) with five (5) data tables of the 2020 Decennial Census P.L. 94-171 Redistricting Data file, adjusted for incarcerated individuals and the 2015-2019 citizen voting age population (CVAP) adjusted for incarcerated individuals grouped by different geographies:

  1. BLOCK: Total population, voting age, and citizen voting age by race and ethnicity and by 2020 Census blocks with block group, census tract, and cities/Census Designated Places
  2. BLOCK GROUP: Total population, voting age, and citizen voting age by race and ethnicity and by 2020 Census block groups with census tract
  3. CENSUS TRACTS: Total population, voting age, and citizen voting age by race and ethnicity and by 2020 Census tracts
  4. PARTIAL TRACT: Total population, voting age, and citizen voting age by race and ethnicity and by 2020 Census tracts split by cities/Census Designated Place
  5. PLACE: Total population, voting age, and citizen voting age population by race and ethnicity and by cities and Census Designated Places

   

• Item 7: 2021 Orange County District Plan Proposal Assignment-Excel (7.5MB)

  “REVISED 9/28/2021 per Statewide Database updates posted 9/27/2021
  2021_Orange_County_District_Plan_Proposal_Assignment-Excel_20210928” to create a proposed 5-district plan by assigning partial census tracts. The Excel file contains six worksheets:

  1. “Instructions” worksheet contains detailed directions on how to use the file.
  2. “Author” worksheet includes contact information and summary explanations of their plan.
  3. “Assignments” worksheet contains the populations by race/ethnicity and a blank column to assign each of the split census tracts to a Supervisorial district.
  4. “Summary” worksheet automatically subtotals and displays the populations by proposed Supervisorial district as assigned in the “Assignment” worksheet.
  5. “Reference Map” worksheet contains a reference map of split census tracts. A PDF version of the map is posted on the Redistricting Submittal kit site: https://cob.ocgov.com/sites/cob/files/2021-08/ITEM03_OC_CT2020_PLACES_0.pdf
  6. “REF Place” worksheet contains a reference table of the redistricting dataset total population, voting age, and citizen voting age population by race and ethnicity and by cities and Census Designated Places (CDPs).

   

• Item 8. County of Orange Esri Redistricting Software Walkthrough (Updated 10/13/2021)
  Walkthrough of Esri Redistricting online software with step-by-step general instructions.
   
• Item 9. Revised Existing Conditions Report 9/28/2021
  Revised Existing Conditions Report as of 9/28/2021 with Updated Adjusted P.L. 94-171 Redistricting Data file and Updated Adjusted Citizen Voting Age Population (Statewide Database released updates to datasets on September 27, 2021).