The Holborn and St Pancras by-election will be held on 8 October after Sir Keir Starmer announced he would stand down to focus on international work. Sagal Abdi-Wali, leader of Camden Council and councillor for Camden Square since 2022, is the Labour candidate. Zack Polanski is standing for the Green Party; he has been a London Assembly member since 2021 and served as deputy leader of the Greens from 2022–2025, becoming party leader in September 2025.
Holborn and St Pancras By-Election — Who's Standing on 8 October?
The Holborn and St Pancras by-election is set to take place on 8 October [EPA]
The Holborn and St Pancras by-election is scheduled for 8 October. The constituency became vacant after Sir Keir Starmer announced he would stand down to focus on international work. Below are the candidates confirmed to contest the seat, listed alphabetically.
Confirmed Candidates
Sagal Abdi-Wali — Labour Party
Sagal Abdi-Wali is the leader of Camden Council, a position she has held since May. She has represented the Camden Square ward as a councillor since 2022 and will stand as the Labour Party candidate to succeed Sir Keir Starmer in Holborn and St Pancras.
Zack Polanski has been selected as the Green Party candidate [PA Media]
Zack Polanski — Green Party
Zack Polanski has been selected as the Green Party candidate. He has been a London Assembly member since May 2021 and served as Deputy Leader of the Green Party from 2022 to 2025. According to party announcements, he became Leader of the Green Party of England and Wales in September 2025.
Note: This article lists the candidates confirmed so far. The Electoral Commission publishes the full and final candidate list and official election details.
For the latest updates and the official nominations list, consult the Electoral Commission or your local council election pages.
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