Information for local council by-elections.
A by-election will take place on Thursday 11 November 2021 after the retirement of Fenella Bowden.
Llanishen and Thornhill
A by-election will take place on Thursday 21 November 2019 after the departure of Former City Leader and Councillor Phil Bale. Siân-Elin Melbourne (CON) was elected.
Whitchurch and Tongwynlais
A by-election took place on Thursday 3 October 2019 after the sad passing of Councillor Tim Davies. Mia Rees (CON) was elected.