One Nation Just Pulled Off a Historic WA Election Upset

One Nation captured its first-ever Western Australia lower house seat in Secret Harbour after a massive swing away from Labor, signaling voter anger over cost pressures and trust in major parties.

Story Snapshot

One Nation’s Luke Herdegen won Secret Harbour, a historic first for the party in WA’s lower house.
Live counts showed a primary vote near 39% for One Nation and a majority after preferences.
Labor suffered a steep swing against it in a seat long viewed as safe.
The election agency set timelines and rules; the formal declaration follows postal deadlines.

What Happened In Secret Harbour

Australian Broadcasting Corporation election coverage called Secret Harbour for One Nation on the night, with candidate Luke Herdegen set to enter the state parliament’s lower house. Live results showed One Nation with about 39 percent of the primary vote, a rise of more than 30 points from the last state election, and ahead after preferences. The West Australian also reported a majority on the two-candidate-preferred count and a sharp fall in Labor’s vote.

The Western Australian Electoral Commission confirmed the by-election schedule, candidate nominations, and voting process weeks earlier, setting the rules for the race. The commission’s media kit stated that election-night figures were indicative and that the official declaration would follow the postal vote deadline, which is standard practice. The candidate list named Luke Herdegen as One Nation’s nominee, documenting the party’s entry into the contest.

Why Voters Broke From Old Patterns

Secret Harbour sits in Perth’s outer south, where many families juggle mortgages, fuel costs, and rising bills. Reporters and analysts tied One Nation’s surge to these cost-of-living strains and frustration with both major parties. The seat had been strong ground for Labor, which made the shift larger than a normal mid-term wobble. That pattern mirrors recent protest votes in similar suburbs across Australia, where voters punish whoever seems in charge.

Campaign narratives focused on trust and who listens. One Nation pitched itself as a voice for people left out by the “elites” and distant party rooms. Labor leaders argued local issues and message failures played a bigger role and questioned One Nation’s policy depth. Those frames show a widening gap between daily pressures in working suburbs and what many see as insider politics. Voters used this by-election to send a clear warning.

What The Numbers Say About The Swing

Australian Broadcasting Corporation figures on the night placed One Nation near 39.1 percent on primary votes, with a swing above 30 percentage points from 2025, and ahead after preferences. The West Australian described a two-candidate-preferred lead for One Nation and a double-digit fall in Labor’s share. These numbers differ slightly because outlets updated at different times. That is common during counts. The size and direction matched across outlets and pointed to a decisive break from the last result.

Secret Harbour byelection: One Nation set sights on next WA election as Labor and Liberals react to shock defeat https://t.co/c6w1GSViTd

— WAtoday (@WAtoday) August 31, 2026

The commission’s timeline means final certified totals come after all valid postals are in. That step is routine and does not change the basic picture that multiple outlets reported. Still, any final margin will be set by the official declaration. For now, the take-away is clear: a once safe Labor area chose a different path, and did so by a wide margin on the night’s count.

Why This Matters Beyond One Seat

This result shows what can happen when everyday bills rise faster than wages and when trust in big parties is thin. Voters across the spectrum feel that leaders in far-off capitals protect their own jobs first. Many believe insiders in government and major parties ignore basic needs like cheaper energy, safer streets, and fair housing. Secret Harbour’s revolt fits that mood. When people feel shut out, they look for any lever to push back, even in a local race.

For Americans watching from afar, the echoes are familiar. Voters who feel squeezed by prices, immigration stress, and cultural fights often turn against whoever seems to run the show. In the United States, that backlash has driven waves that stunned both parties. In Western Australia, it just put One Nation into the lower house for the first time. Parties that dismiss this as a blip risk missing the deeper signal: respect people’s pain or lose their vote.