How Blacktown - South voted
SA2 area in New South Wales · federal division: McMahon · federal elections 2019, 2022, 2025
At the 2025 federal election, residents of Blacktown - South favoured Labor 62.1% (v Coalition 37.9%) on a two-party-preferred basis, 2.8 points to the Coalition since 2022. Labor led first preferences with 46.3%.
Results by election
| 2019 | 2022 | 2025 | Swing 2022→25 | |
|---|---|---|---|---|
| Two-party preferred | Lab 58.9 | Lab 64.9 | Lab 62.1 | Coal +2.8 |
| Labor | 51.2% | 50.1% | 46.3% | -3.8 |
| Coalition | 34.2% | 25.9% | 23.6% | -2.3 |
| Greens | 5.8% | 7.5% | 11.1% | +3.7 |
| One Nation | 0.0% | 3.0% | 9.1% | +6.1 |
| Independents | 0.0% | 5.0% | 9.9% | +4.8 |
| Others | 8.7% | 8.5% | 0.0% | -8.5 |
2021 Census profile
| Indicator | Blacktown - South | Typical area |
|---|---|---|
| Median age | 36 | 39 |
| Median household income ($/week) | $1,776 | $1,753 |
| Bachelor degree or higher % | 24.2% | 21.4% |
| No religion % | 19.8% | 44.7% |
| Renting (all) % | 36.5% | 27.2% |
| Owned outright % | 26.8% | 32.7% |
| Born overseas % | 49.2% | 23.6% |
| Born in non-English-speaking country % | 45.5% | 12.5% |
Usual residents: 12,646 (9,647 aged 18+). "Typical area" is the median across all areas.
Where residents voted in 2025
| Polling place | Type | Share of residents' votes | In this area |
|---|---|---|---|
| Blacktown MCMAHON PPVC | PPVC | 32% | |
| Blacktown South | Ordinary | 20% | yes |
| Blacktown | Ordinary | 16% | yes |
| Postal | Declaration: Postal | 10% | |
| Prospect West | Ordinary | 5% | |
| Absent | Declaration: Absent | 5% | |
| Blacktown East | Ordinary | 4% | yes |
| Pre-Poll | Declaration: Pre-Poll | 2% |
Top polling places by estimated votes from this area, including postal and other declaration votes.
Other areas in McMahon
- Blacktown - West
- Seven Hills - Prospect
- Toongabbie - West
- Prospect Reservoir
- Erskine Park
- St Clair
- Smithfield Industrial
- Greystanes - South
- Pemulwuy - Greystanes (North)
- Fairfield
- Horsley Park - Kemps Creek
- Wetherill Park Industrial
Sources: Australian Electoral Commission (AEC) federal election results and votes-by-SA1 files, 2019–2025; Australian Bureau of Statistics (ABS) Australian Statistical Geography Standard Edition 3 boundaries and 2021 Census DataPacks. Both © Commonwealth of Australia, used under CC BY 4.0. Basemap © Esri, HERE, Garmin, © OpenStreetMap contributors. Area results are estimates of how residents voted, not official counts — see the methods. Built 2 November 2026. Spotted an error? Tell us.