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One Nation's Poll Surge Puts Australian Party System Under Pressure

Elena MarquezPublished 2w ago7 min readBased on 2 sources
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One Nation's Poll Surge Puts Australian Party System Under Pressure

One Nation Within Single Digits of Labor in Primary Vote

Australia's party system is absorbing a sustained shock from the right. A Capital Brief/DemosAU poll conducted February 16–20, 2025, placed One Nation at 28% primary support — one point behind Labor at 29%. Three months later, a Newspoll conducted May 14–17 from a sample of 1,252 respondents recorded Labor at 31%, One Nation at 27% — up three points — the Coalition at 20%, the Greens at 12%, and all Others at 10%. One Nation gained between one and three points across three credible post-budget polls in the same period.

The numbers tell a consistent story: Pauline Hanson's party has moved from protest-vote territory into the primary-vote band historically occupied by major parties.

What the Numbers Actually Mean in an Australian Context

Australian federal elections run on preferential voting, which means primary vote shares don't translate directly into seats. A party polling 27–28% nationally but with shallow geographic concentration will still win fewer lower-house seats than its headline number implies. One Nation's structural challenge has always been that its vote is wide but thin — diffuse across electorates rather than stacked in winnable clusters the way, say, regional independents have managed in recent cycles.

That caveat matters, but it doesn't exhaust the significance of the polling trajectory. Primary vote is the rawest expression of voter identification. When a party sustains double-digit primary support over multiple polls and methodologies, it signals durable realignment rather than a protest spike. The February Capital Brief/DemosAU poll and the May Newspoll, conducted by different organisations under different field conditions, both locate One Nation in the high-20s. That convergence is harder to dismiss than a single outlier.

The Budget as Catalyst

The timing of One Nation's post-budget gains is the most direct signal available about why the numbers moved. Three credible polls conducted after the 2025 federal budget each recorded the party rising, while the Newspoll simultaneously found the Coalition shedding a point and the Greens shedding a point. The budget appears to have reshuffled dissatisfied voters toward One Nation rather than toward Labor's primary rivals on the centre-right or left.

Budgets function as a national policy referendum on the incumbent government's priorities — cost-of-living settings, fiscal stance, distributional choices. When a budget receives poor public reception, the flows are rarely uniform: voters who feel economically squeezed and culturally alienated from mainstream party offerings have, in recent decades, routed their displeasure through parties positioned outside the major-party duopoly. One Nation has historically harvested exactly that cohort.

The broader context here is that One Nation is not simply a beneficiary of Labor's stumbles. The Coalition's simultaneous decline — from 21% to 20% in the Newspoll — suggests that centrist conservative voters are also fragmenting, some toward One Nation, others toward independents counted in the "Others" basket. The party is drawing from multiple streams, not merely cannibalising Labor-to-right switchers.

Hanson vs. Albanese vs. Taylor: The Preferred PM Layer

Primary vote numbers and preferred prime minister ratings pull in different directions, and that tension is analytically important. The Capital Brief/DemosAU poll placed Anthony Albanese as Preferred Prime Minister on 37%, ahead of Pauline Hanson at 25% and Angus Taylor at 19%.

Hanson outpolling Taylor in the PPM metric is a pointed finding. Taylor, as Coalition leader, is contending with a party whose primary support has slid to 20% — a figure that would have been considered catastrophic for the Liberal-National bloc a decade ago. That he trails Hanson in PPM while leading a party with more primary support than One Nation reflects a well-documented pattern in Australian voter psychology: voters can separate the question of who should govern from which party speaks for me right now. Hanson's PPM score is high enough to be taken seriously as a political force but not high enough to suggest that voters see One Nation as a government-in-waiting.

Albanese's 37% PPM figure, meanwhile, provides Labor with insulation that its 29–31% primary vote alone would not. Incumbents who maintain a double-digit PPM lead over all challengers typically retain the ability to define the political agenda, even in competitive polling environments.

A Pattern the Party System Has Seen Before

We have seen this configuration before in Australian politics. In the late 1990s, One Nation's first wave peaked at around 9% in the 1998 federal election primary vote — remarkable at the time, but a fraction of what the current polling records. The preferential system ultimately compressed that support into a small Senate presence and near-zero lower-house impact. The structural mechanics haven't changed. What has changed is the scale. A party polling in the high-20s commands a different kind of institutional attention than one at 9%, regardless of seat projections.

The more instructive historical parallel may be the rise of minor parties across Westminster democracies in the post-2010 period — the UK Independence Party's primary-vote surge before Brexit, or the fragmentation of the Canadian vote that periodically scrambles seat projections. In each case, headline polling overstated eventual seat gains, but the underlying voter shift persisted and ultimately forced major-party policy responses. The question Australian strategists are working through now is whether One Nation's current ceiling is a ceiling, or a floor.

Coalition Mathematics and the Negotiation Space

For the Coalition, the electoral arithmetic is now genuinely uncomfortable. At 20% primary support, the Liberal-National bloc is polling below its functional base — the level at which its candidate networks, campaign infrastructure, and preference flows begin to operate under stress. One Nation at 27–28% sits above the Coalition in primary terms for the first time in the party's history at the federal level.

The preference relationship between the two parties will determine how much of One Nation's vote ultimately flows back to Coalition candidates in two-candidate-preferred contests. Historically, One Nation preferences have split, with a significant minority routing toward Labor — a pattern that has historically worked against the Coalition in marginal seats. If that preference bleed persists at elevated One Nation vote shares, the arithmetic becomes materially worse for Coalition candidates in a range of regional and outer-suburban electorates.

What Comes Next

The Senate remains One Nation's most accessible pathway to expanded institutional leverage. Upper-house contests with proportional elements are more forgiving of geographically diffuse support, and a sustained primary vote in the high-20s would translate into multiple Senate seats per state — enough to become a critical crossbench bloc in budget and legislation negotiations.

For Labor, the more immediate strategic question is whether its budget settings can stabilise its own primary vote at or above 31% while limiting One Nation's continued absorption of dissatisfied working-class and regional voters. For the Coalition, the challenge is more existential: how to recover primary support from a party that is, at least in polling terms, now operating as its near-equal on the right flank of Australian politics.

The next federal electoral cycle will test whether the current polling configuration represents a durable realignment or a mid-term correction. The consistency across polling organisations and methodologies through early to mid-2025 suggests that treating it as noise would be a miscalculation.