[3] Incumbent mayor Rob Keffer has announced his retirement.
[8] Michael Smith was re-elected as deputy mayor of Essa by acclamation.
[12] Incumbent mayor Rick Milne did not run for re-election.
[14] Incumbent mayor Doug Leroux ran for council.
[17] Incumbent mayor Basil Clarke was challenged by former township councillor Marg Sharpe in a re-match of the 2018 election.
[22] Running for mayor was former township councillor Tony Mintoff[23] and sales and marketing manager David Evans.