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How First-Past-The-Post Is Reshaping Britain’s Political Landscape Beyond Labour and Tories

For the first time since 1922, less than 60% of British voters chose the two traditional powerhouses—the Conservative and Labour parties—in a general election. This seismic shift underscores a growing fragmentation in UK politics, driven by rising support for third parties and exposing the limitations of the long-entrenched first-past-the-post (FPTP) voting system.

Bloomberg via Getty Images Nigel Farage, leader of Reform UK, and local councilors outside Havering Town Hall following the local election in Romford. Most are carrying placards that in blue say "Britain voted Reform"
Reform won a number of councils despite winning less than half the vote in them

The Changing Dynamics of British Voting Patterns

Historically, the FPTP system has strongly favored the Conservative and Labour parties, discouraging voters from backing smaller parties by branding such choices as “wasted votes.” For decades, politicians from these dominant parties warned that casting ballots for groups like the Liberal Democrats or Greens amounted to throwing votes away since these parties rarely secured seats.

Getty Images Keir Starmer speaks to supporters and councillors following local elections at Kingsdown Methodist Church. The prime minister and those he is talking to are seated. There are around 15 people in shot.
Sir Keir Starmer visited Ealing in west London after the party took 66% of the borough’s seats on just a 29% share of the vote

However, recent elections reveal a profound shift in voter behavior. In the 2024 local elections, the combined success of emergent forces such as the Reform Party and the Green Party has shattered this notion. Together, Reform and the Greens secured 2,063 council seats—outperforming the combined 1,864 seats won by the Conservatives and Labour. Meanwhile, the Liberal Democrats captured an additional 842 seats, reinforcing their position as Britain’s enduring third party.

Thin, lobster red banner with white text saying ‘InDepth newsletter’. To the right are black and white portrait images of Emma Barnett and John Simpson. Emma has dark-rimmed glasses, long fair hair and a striped shirt. John has short white hair with a white shirt and dark blazer. They are set on an oatmeal, curved background with a green overlapping circle.
Thin, lobster red banner with white text saying ‘InDepth newsletter’. To the right are black and white portrait images of Emma Barnett and John Simpson. Emma has dark-rimmed glasses, long fair hair and a striped shirt. John has short white hair with a white shirt and dark blazer. They are set on an oatmeal, curved background with a green overlapping circle.
Sir John Curtice profile image
Sir John Curtice profile image

This local success contrasts sharply with the 2024 general election results, where despite Reform and Greens garnering over 20% of the popular vote, they won only nine parliamentary seats between them. In contrast, Conservatives and Labour dominated with 533 seats. The discrepancy highlights how FPTP amplifies the seat count of major parties in general elections, while local elections expose the rising multi-party reality.

People walk around Canary Wharf in London
People walk around Canary Wharf in London
BBC A treated image of a polling station sign
BBC A treated image of a polling station sign

How FPTP Exaggerated Labour and Conservative Losses

The 2024 local election results not only reflect the shifting voter allegiances but also reveal how FPTP can distort electoral outcomes. Rather than cushioning the Conservatives and Labour from voter dissatisfaction, the system intensified the perception of their losses.

Jess Phillips
Jess Phillips

Analysis of voting data from more than 1,000 wards, compiled by the BBC, shows that support for Labour collapsed most dramatically in wards where the party was defending seats. Compared to 2022, Labour’s vote share in these defended wards plunged by an average of 25 percentage points. In seats Labour was not defending, the decline was significantly smaller, at 12 points. For the Conservatives, the drop was 14 points in defended wards and 10 points elsewhere.

Prime Minister Sir Keir Starmer adjusts his glasses as he speaks in Downing Street, Westminster, London, in April 2026
Prime Minister Sir Keir Starmer adjusts his glasses as he speaks in Downing Street, Westminster, London, in April 2026

This pattern indicates that incumbency advantage, often a buffer against swings, offered limited protection this cycle. Voters appeared more willing to abandon traditional allegiances, particularly where Labour and Conservative councillors were previously entrenched. The electoral system’s winner-takes-all nature then magnified these setbacks into more pronounced seat losses, further eroding the dominance of the two main parties.

Rhun ap Iorwerth smiling in the Senedd.
Rhun ap Iorwerth smiling in the Senedd.
Getty Images Verification of ballots gets underway at Barnsley Metrodome. There are rows of long white tables stretching diagonally across the picture with count officials sat at them.
First-past-the-post is used in both general elections and local elections in England, such as in the contest in Barnsley

What This Means for Britain’s Political Future

The 2024 elections signal a growing appetite among British voters for political alternatives beyond Labour and the Conservatives. The success of Reform and Greens in local councils demonstrates that smaller parties can convert votes into tangible political power, challenging the historic duopoly.

Close shot of the black No 10 Downing Street door
Close shot of the black No 10 Downing Street door

These developments raise critical questions about the viability of FPTP in a more fragmented political landscape. While the system once effectively suppressed third-party influence, it now risks producing disproportional outcomes that fail to reflect voter diversity. The rising number of council seats held by alternative parties may embolden calls for electoral reform, aiming for systems that better translate votes into representation.

For Labour and the Conservatives, the results deliver a stark warning: clinging to traditional strongholds will no longer guarantee electoral safety. Both parties must adapt to an electorate increasingly willing to explore new political voices and policy options.

Getty Images Reform UK councillors react after winning seats in all of the 12 contested wards in the Hartlepool Local election. They are pictured from slightly above and many of them have a hand in the air in celebration.
The BBC’s projected national vote share put Reform in the lead on 26%

As Britain’s political map redraws itself, the interplay between voter preferences and electoral mechanics will shape governance for years to come. The 2024 elections are not just a snapshot of current voter sentiment—they are a harbinger of a more pluralistic, competitive political future.

Looking Ahead: Navigating a Fragmented Electorate

In this evolving context, political parties face fresh challenges and opportunities. For reformist and green movements, maintaining and expanding their foothold in local governments can translate into increased influence on national policy debates.

Meanwhile, Labour and Conservatives must reassess strategies to reconnect with disaffected voters and counter the appeal of emerging parties. This may necessitate policy innovation, grassroots engagement, and potentially advocating for electoral reforms to ensure fair representation.

Ultimately, the 2024 elections underscore a fundamental truth: Britain’s political landscape is no longer a two-party battlefield. The rise of third parties and the limitations of FPTP demand that all players rethink how they compete and govern in a more diverse and dynamic democratic environment.

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