How Mount Dandenong - Olinda voted
SA2 area in Victoria · federal division: Casey · federal elections 2019, 2022, 2025
At the 2025 federal election, residents of Mount Dandenong - Olinda favoured Labor 57.1% (v Coalition 42.9%) on a two-party-preferred basis, 0.8 points to the Coalition since 2022. Coalition led first preferences with 31.5%.
Results by election
| 2019 | 2022 | 2025 | Swing 2022→25 | |
|---|---|---|---|---|
| Two-party preferred | Lab 55.4 | Lab 57.9 | Lab 57.1 | Coal +0.8 |
| Labor | 32.1% | 26.2% | 25.8% | -0.4 |
| Coalition | 36.3% | 28.8% | 31.5% | +2.8 |
| Greens | 18.3% | 16.8% | 14.8% | -2.0 |
| One Nation | 0.0% | 2.4% | 4.2% | +1.9 |
| Independents | 1.7% | 16.6% | 16.0% | -0.6 |
| Others | 11.5% | 9.3% | 7.6% | -1.7 |
2021 Census profile
| Indicator | Mount Dandenong - Olinda | Typical area |
|---|---|---|
| Median age | 45 | 39 |
| Median household income ($/week) | $2,102 | $1,753 |
| Bachelor degree or higher % | 35.7% | 21.4% |
| No religion % | 65.4% | 44.7% |
| Renting (all) % | 8.2% | 27.2% |
| Owned outright % | 39.4% | 32.7% |
| Born overseas % | 19.1% | 23.6% |
| Born in non-English-speaking country % | 8.5% | 12.5% |
Usual residents: 9,706 (7,672 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 |
|---|---|---|---|
| Postal | Declaration: Postal | 16% | |
| Boronia CASEY PPVC | PPVC | 11% | |
| Mount Dandenong | Ordinary | 11% | yes |
| Ferny Creek | Ordinary | 10% | yes |
| Kallista | Ordinary | 8% | yes |
| Olinda | Ordinary | 7% | yes |
| The Patch | Ordinary | 7% | yes |
| Sassafras | Ordinary | 6% | yes |
Top polling places by estimated votes from this area, including postal and other declaration votes.
Other areas in Casey
- Upper Yarra Valley
- Panton Hill - St Andrews
- Warrandyte - Wonga Park
- Belgrave - Selby
- Chirnside Park
- Healesville - Yarra Glen
- Kilsyth
- Lilydale - Coldstream
- Monbulk - Silvan
- Montrose
- Mooroolbark
- Mount Evelyn
- Upwey - Tecoma
- Wandin - Seville
- Yarra Valley
- Emerald - Cockatoo
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.