[3] The immediate past mayor, Kelvin Coe,[4] did not stand for re-election in the 2016 New Zealand local elections.

[5] The longest-serving mayor was Michael McEvedy, serving for twelve years.

Selwyn District was established as part of the 1989 local government reforms.

[7][13] Sam Broughton was elected and at the time, became one of the country's youngest mayors ever at the age of 35.

[15] At the 2022 election, Sam Broughton won a third term in office, running against Calvin Payne and former mayor Woods.