Results of 2022 Illinois Amendment 1 by county. Data from https://www.nytimes.com/interactive/2022/11/08/us/elections/results-illinois-constitutional-amendment-1-the-right-to-collective-bargaining.html.

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