Q. How likely are you to vote in the national postal vote on same-sex marriage?
| Total | Vote Labor | Vote Lib/Nat | Vote Greens | Vote other | ||
| Will definitely vote | 62% | 64% | 66% | 68% | 66% | |
| Will probably vote | 12% | 12% | 12% | 10% | 12% | |
| Will probably not vote | 2% | 2% | 3% | 1% | – | |
| Will definitely not vote | 3% | 3% | 2% | 5% | 6% | |
| Not sure | 8% | 7% | 6% | 2% | 6% | |
| I have already voted | 9% | 9% | 10% | 9% | 8% | |
| I am not enrolled to vote at my current address | 5% | 2% | 1% | 4% | 2% |
| Total | Men | Women | Aged 18-34 | Aged 35-54 | Aged 55+ | Support same sex marriage | Don’t support same sex marriage | 5 Sep | |||
| Will definitely vote | 62% | 55% | 64% | 56% | 61% | 69% | 71% | 60% | 62% | ||
| Will probably vote | 12% | 14% | 10% | 18% | 11% | 6% | 11% | 11% | 16% | ||
| Will probably not vote | 2% | 2% | 2% | 3% | 2% | 1% | 1% | 3% | 4% | ||
| Will definitely not vote | 3% | 4% | 3% | 4% | 5% | 1% | 1% | 6% | 3% | ||
| Not sure | 8% | 9% | 7% | 9% | 9% | 5% | 3% | 6% | 10% | ||
| I have already voted | 9% | 8% | 9% | 4% | 7% | 15% | 9% | 9% | – | ||
| I am not enrolled to vote at my current address | 5% | 4% | 5% | 6% | 5% | 3% | 4% | 5% | 4% |
62% (no change from 2 weeks ago) say they will definitely vote in the same-sex marriage national vote and 12% (down 4%) will probably vote. However, 9% say they have already voted.
71% of those in favour of same-sex marriage will definitely vote compared to 60% of those opposed.