skip to content

Senedd Cymru by-election

Caerphilly constituency by-election

This election will be held on Thursday 23 October 2025.

This by-election was called because the elected member died.

We are currently aware of four candidates for this position. The official candidate list will be published after 26 September 2025, when this page will be updated. You can help improve this page: add information about candidates to our database.

All elections where you live

Enter your postcode to get information about elections, your candidates and where to vote.

Did you find what you were looking for?
Has this service changed your likelihood of voting?

If you provide an email address, we may contact you to request more information or notify you of improvements related to this report. It will not be used for email marketing purposes.