Who Will Win the Holborn and St Pancras By-Election 2026?

Key Points

• Poll Date Set: A parliamentary by-election will take place in the north London constituency of Holborn and St Pancras on Thursday, 8 October 2026.
• Leading Contenders: Camden Council Leader Sagal Abdi-Wali represents the Labour Party as the bookmakers’ favourite, whilst Green Party Leader Zack Polanski is standing as the primary left-wing challenger.
• High-Profile Contestants: Workers Party of Britain leader George Galloway has officially entered the race, creating a potential split in the left-wing and pro-Palestinian vote.
• Labour Absenteeism at Hustings: Sagal Abdi-Wali failed to appear at recent campaign hustings near King’s Cross, leaving Zack Polanski and Liberal Democrat candidate Patrick Stillman to lead discussions.
• Left-Wing Endorsements: Independent 2024 runner-up Andrew Feinstein and the Camden People’s Alliance have endorsed Zack Polanski.
• Campaign Surges: Green Party activists launched an aggressive campaign, having visited thousands of households across areas like Fitzrovia and King’s Cross.

Holborn (North London News) September 24, 2026 — Hundreds of Green Party and Labour activists are pouring into the north London constituency of Holborn and St Pancras for what is shaping up to be a dramatic London election showdown. Believe the bookies and it is a done deal: Labour is tipped to hold the parliamentary seat. Labour’s candidate, Sagal Abdi-Wali, remains the odds-on favourite, followed by Green Party leader Zack Polanski, with Workers Party leader George Galloway also entering the fray as a figure who could significantly influence the final outcome. Nigel Farage’s Reform UK, the Conservatives, and the Liberal Democrats remain at distant odds.

However, politics, much like sports, relies heavily on momentum, and conditions could shift significantly ahead of polling day on October 8. An examination of local voting patterns and recent council election trends illustrates why Mr Polanski has taken the substantial political gamble of throwing his hat into the ring in Holborn and St Pancras.

Why Is the Holborn and St Pancras By-Election Taking Place?

The parliamentary by-election was triggered following the resignation of former Prime Minister Sir Keir Starmer from Parliament. Having represented the north London seat for over a decade, Sir Keir’s departure opened up a high-stakes contest in a constituency that includes both affluent neighborhoods and diverse, working-class communities such as Fitzrovia, King’s Cross, and Camden Town.

The official Statement of Persons Nominated, published by Camden Council, confirmed a total of 15 candidates standing for election.

As reported by Linus Rees of The Fitzrovia News, both the Greens and Labour deployed extensive field teams shortly after the election was called, with the Greens dropping localized literature across Fitzrovia East emphasizing: “It’s Green or Labour here”.

Who Are the Main Candidates Vying for the Seat?

The Labour Party chose Councillor Sagal Abdi-Wali, the Leader of Camden Council. As noted by The Guardian, Ms Abdi-Wali arrived in the UK as a child refugee from Somalia in the 1990s and has built a long career in local politics within Camden.

The Green Party selected its national leader and London Assembly Member, Zack Polanski, following a vote among Camden Green Party members. Mr Polanski has pledged to remain in his post as Green leader regardless of the by-election outcome.

As reported by Wikipedia and local political archives, Andrew Feinstein—the independent candidate who finished second behind Keir Starmer in the 2024 General Election with 18.9% of the vote—opted not to run again and instead explicitly endorsed Zack Polanski. Furthermore, the Camden People’s Alliance formally endorsed Mr Polanski after he agreed to pledges concerning social housing, opposition to austerity measures, and anti-racism campaigns.

However, the left-wing vote faces potential division. As reported on The Mother of All Talk Shows and covered by political commentators, Workers Party of Britain leader George Galloway entered the contest. Mr Galloway’s entry caused internal tension within his own movement, leading former MP Chris Williamson to resign as deputy leader of the Workers Party in protest, arguing that Mr Galloway should have backed Mr Polanski’s candidacy to avoid splitting votes.

What Happened at the Holborn and St Pancras Election Hustings?

Tension between the principal campaigns heightened following a public election hustings held near King’s Cross.

As reported by Imran Mulla of Middle East Eye, Labour candidate Sagal Abdi-Wali failed to attend the election hustings held at the P21 Gallery, leaving Green Party leader Zack Polanski and Liberal Democrat candidate Patrick Stillman to address attendees.

According to Imran Mulla, a Green Party spokesperson commented on the absence, stating:

“The hustings were an opportunity to discuss the issues that matter to voters, from Gaza and conflicts in the Middle East to local issues of concern. You’d have thought Labour would at least have had the courtesy and respect to explain its position on these issues to voters.”

During the event, Mr Polanski highlighted broader economic and social issues, stating:

“We must tax multi-millionaires and billionaires a small amount to make sure that we’re putting that money into our communities.”

Addressing language policies in campaigning, Mr Polanski also defended issuing promotional campaign videos in Urdu, Bengali, and French following criticism from Conservative politicians. The Green Party maintained that:

“Democracy does not discriminate by language spoken.”

Background of the Holborn and St Pancras By-Election

Holborn and St Pancras has historically been considered a safe seat for the Labour Party, which held the constituency with comfortably large majorities throughout successive general elections. At the 2024 General Election, Sir Keir Starmer secured the seat with 48.9% of the vote. However, that result marked a 17.4 percentage point decline from previous margins, driven by a surge in support for independent candidate Andrew Feinstein (18.9%) and Green Party candidate David Stansell (10.4%).

In recent years, local electoral dynamics in the London Borough of Camden have shifted. In the 2026 local council elections across Camden, Labour secured 32.8% of the total vote share, while the Green Party placed second with 27.1%, establishing the Greens as the primary parliamentary opposition in several wards within the constituency. The emergence of Gaza and Middle Eastern foreign policy as central local concerns, alongside cost-of-living and housing pressures, has incrementally altered the demographic and political balance within the electorate.

Prediction: How Will This Development Affect the Local Electorate and National Parties?

The outcome of the Holborn and St Pancras by-election on October 8 carries immediate and broader implications for several key groups:

1. For the Local Constituency Electorate

Residents in Holborn and St Pancras will see directly how parliamentary representation addresses local urban challenges, including affordable social housing, local healthcare provisions, and environmental policies. If Labour retains the seat through Sagal Abdi-Wali, local administration and parliamentary representation will remain closely aligned with Camden Council leadership. If the Green Party captures the seat, residents will be represented by a high-profile national party leader focused on structural wealth taxation and progressive social policies.

2. For the Labour Party

A comfortable victory for Labour would reassert the party’s stability in urban metropolitan heartlands. Conversely, a narrow margin or a loss would signal sustained friction with traditional left-leaning, urban, and minority ethnic voters who have expressed dissatisfaction over foreign policy and domestic spending choices.

3. For the Green Party and Alternative Left Movements

For Zack Polanski and the Greens, winning the constituency would represent a landmark breakthrough, demonstrating an ability to defeat established parties in major metropolitan seats. However, if George Galloway’s Workers Party or other minor candidates draw off enough votes to cause a Green defeat, it may highlight persistent fragmentation among challenger parties on the UK political left.