Polling Report
· 16 February 2026
DemosAU SA State Polling Results - February 2026
SA State voting intention poll of 1,070 South Australians. Primary vote: Labor 43%, One Nation 19%, Liberal 18%, Greens 12%. Fieldwork: 31 Jan – 16 Feb 2026.
· 16 February 2026
DemosAU and Ace Strategies SA State voting intention poll, conducted 31 January – 16 February 2026.
Primary vote: Labor 43%, One Nation 19%, Liberal 18%, Greens 12%, Other 8%.
For the first time, One Nation marginally leads the Liberal Party on primary vote, reflecting a significant disruption in the centre-right vote.
Preferred Premier: Peter Malinauskas (Labor) 56%, Ashton Hurn (Liberal) 22%.
Sample: 1,070 South Australians. Effective sample: 727. Effective margin of error: ±3.6%.
How this poll was conducted
- Fieldwork
- 31 January – 16 February 2026
- Sample
- 1,070 respondents (727 effective, after weighting)
- Margin of error
- ±3.6%
- Population
- South Australia
- Method
- Internet panel survey of South Australians aged 18+ eligible to vote, rim weighted by age × gender, education, residential tenure, region, 2025 federal vote and left–right self-identification. State voting intention was the first substantive question after demographics.