Results of 1978 California Proposition 6, also known as the Briggs Initiative, by county. Data source: [1]

Support

  90%–100%  80%–90%  70%–80%  60%–70%  50%–60%
Tie

  Exact tie
Oppose

  50%–60%  60%–70%  70%–80%  80%–90%  90%–100%
This file was derived from: California county map 1963 to 1991.svg County percentages from California 1978 Statement of Vote
Original work by User:Awmcphee. This version by User:WallAdhesion.