The national headline figures — Reform 28%, Labour 18%, Conservatives 19%, Greens 15% — conceal one of the most striking features of British politics in 2026: the sheer size of the generational divide. Among 18–24 year olds, the Greens lead on 28%, Reform sits at just 8%, and the party pictures looks almost unrecognisable from the national average.
The Youth Voting Intention Breakdown
Cross-breaks from YouGov, Savanta, and Opinium polls in April–May 2026 tell a consistent story among 18–24 year olds. The Greens lead on around 28%, Labour is close behind at 25–27%, the Lib Dems sit at 16–18%, and Reform trails at 7–9%. The Conservatives are below 10% with this age group. This is not a small difference from the national picture — it is a fundamentally different political landscape.
The pattern extends into the 25–34 bracket, where Labour leads at around 28%, the Greens sit at 20–22%, and Reform is still well below its national share at around 14%. It is only from the 45–54 age group onwards that Reform begins to approach and then exceed its 28% national average. Among over-65s, Reform leads at around 35–38%, with Labour well below 15%.
Why Young Voters Are Moving to the Greens
Climate change is the primary driver. In surveys asking 18–24 year olds to identify the most important issue facing the country, climate and environment consistently places first or second, cited by around 44% in a February 2026 YouGov poll of young voters. For this group, Labour’s approach — which they see as insufficiently radical on oil and gas licensing, airport expansion, and green investment — is not meaningfully different from the Conservatives’.
Housing is the second key driver. With home ownership among under-35s at its lowest level since the 1960s, and private rents consuming an average of 41% of take-home pay in major cities, young voters are economically motivated to support parties promising radical housing policy. The Greens’ platform of a new generation of social housing and rent controls polls particularly well with renters in their 20s. Labour’s planning reform is seen as real but inadequate.
Why Reform Fails with Young Voters
Reform UK’s platform is built almost entirely on issues that rank low among young voters: immigration reduction, rolling back net zero policy, and national cultural conservatism. Immigration ranks eighth in importance among 18–24 year olds, compared to first among over-65s. Net zero scepticism is a minority view in this age group. Reform’s messaging about a Britain being undermined by external forces does not resonate with a generation that has grown up as citizens of a diverse, globally connected country.
Nigel Farage’s personal style — effective with older, nostalgic voters — generates active antipathy among many young voters. YouGov net favourability for Farage among 18–34 year olds is around -45, the worst of any major political figure in this age group by a significant margin. Reform’s social media presence has attempted to target younger voters, but the messaging mismatch with the core platform remains a fundamental structural problem.
Turnout: The Factor That Changes Everything
The generational divide in voting intention would matter far more if young voters turned out in proportion to their population share. They do not. Estimated turnout among 18–24 year olds in the 2024 general election was around 47%, compared to 77% among over-65s. This gap means that despite young voters ’ strong preferences for the Greens and Labour, the over-65s’ strong preference for Reform and the Conservatives has a disproportionate electoral impact.
If youth turnout increased to match the general population average of around 60%, the seat projections for the next election would shift materially, with the Greens likely to gain seats and Reform potentially losing some in university-town constituencies. The question is whether any party can motivate the structural increase in youth turnout that most registration drives have failed to achieve.
The Long-Term Political Implications
The UK’s generational voting divide is now, by most measures, the strongest predictor of party preference — stronger than class, region, or Brexit identity in the most recent factor analyses of British Election Study data. This represents a structural shift from the 20th century pattern where the relationship between age and Conservative voting was much weaker.
The political consequences will unfold over decades. As older cohorts are replaced in the electorate by younger cohorts with different formative political experiences — Brexit, the pandemic, the cost-of-living crisis, climate change — the national vote shares of today will look very different. For parties like Reform, the arithmetic of demographic replacement presents a genuine long-term challenge, whatever the current polling lead suggests.