How Castle Hill - South voted
SA2 area in New South Wales · federal division: Mitchell · federal elections 2019, 2022, 2025
At the 2025 federal election, residents of Castle Hill - South favoured Coalition 53.6% (v Labor 46.4%) on a two-party-preferred basis, 6.2 points to Labor since 2022. Coalition led first preferences with 46.1%.
Results by election
| 2019 | 2022 | 2025 | Swing 2022→25 | |
|---|---|---|---|---|
| Two-party preferred | Coal 68.9 | Coal 59.8 | Coal 53.6 | Lab +6.2 |
| Labor | 23.4% | 25.7% | 33.3% | +7.6 |
| Coalition | 62.2% | 52.0% | 46.1% | -5.9 |
| Greens | 8.6% | 12.8% | 13.9% | +1.1 |
| One Nation | 0.0% | 3.0% | 4.3% | +1.3 |
| Independents | 0.0% | 0.0% | 0.0% | +0.0 |
| Others | 5.8% | 6.5% | 2.4% | -4.2 |
2021 Census profile
| Indicator | Castle Hill - South | Typical area |
|---|---|---|
| Median age | 40 | 39 |
| Median household income ($/week) | $2,482 | $1,753 |
| Bachelor degree or higher % | 44.6% | 21.4% |
| No religion % | 33.8% | 44.7% |
| Renting (all) % | 29.9% | 27.2% |
| Owned outright % | 33.5% | 32.7% |
| Born overseas % | 46.8% | 23.6% |
| Born in non-English-speaking country % | 39.7% | 12.5% |
Usual residents: 10,419 (7,969 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 |
|---|---|---|---|
| Castle Hill East | Ordinary | 24% | yes |
| Baulkham Hills MITCHELL PPVC | PPVC | 19% | |
| Postal | Declaration: Postal | 13% | |
| Castle Hill Central | Ordinary | 11% | |
| Baulkham Hills North | Ordinary | 9% | |
| Cherrybrook MITCHELL PPVC | PPVC | 8% | |
| Absent | Declaration: Absent | 4% | |
| Pre-Poll | Declaration: Pre-Poll | 2% |
Top polling places by estimated votes from this area, including postal and other declaration votes.
Other areas in Mitchell
- Baulkham Hills - East
- Baulkham Hills (West) - Bella Vista
- West Pennant Hills
- Castle Hill - Central
- Castle Hill - North
- Castle Hill - West
- Kellyville - East
- Kellyville - West
- North Kellyville
- North Rocks
- Northmead
- Toongabbie - Constitution Hill
- Winston Hills
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.