Which party has won the most council by-elections since the May 2025 local elections?
Who’s up and who’s down?

The former cabinet member has been booted out

She was defending a majority of 15,780. Reform took more than 8,000 votes.

Carla Denyer is the new MP for Bristol Central

Many are glad to see the back of him…

Shockat Adam, an independent, won the contest in Leicester South.

The former Labour leader has been re-elected as an independent MP

The defence secretary has been booted out of parliament

He didn’t turn up for the result…

Labour are expected to win many seats from the SNP

Lee Anderson, the former chair of the Conservative Party, who defected to Reform UK has managed to win the seat of Ashfield for Reform.