2018 Utah Proposition 4 results map by county
Data from https://elections.utah.gov/Media/Default/2018%20Election/2018%20General%20Election%20Canvass.pdf page 54


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%
Own work
Elli