# Electoral results for the district of Murdoch

This is a list of results for the electoral district of Murdoch in Western Australian state elections for the district's two periods of existence from 1977 to 1989 and from 1996 to 2008.

## Members for Murdoch

First incarnation (1977–1989) :
| Member | Member | Party | Term |
| | Barry MacKinnon | Liberal | 1977–1989 |
| Second incarnation (1996–2008) ||||
| | Mike Board | Liberal | 1996–2005 |
| | Trevor Sprigg | Liberal | 2005–2008 |
| | Christian Porter | Liberal | 2008 |

## Election results
### Elections in the 2000s

2008 Murdoch state by-election :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Christian Porter | 13,121 | 62.82 | +14.43 |
| | Greens | Hsien Harper | 5,502 | 26.34 | +19.01 |
| | Christian Democrats | Ka-ren Chew | 1,604 | 7.68 | +4.33 |
| | One Nation | Neil Gilmour | 659 | 3.16 | +2.19 |
| Total formal votes | Total formal votes | Total formal votes | 20,886 | 96.78 | +1.42 |
| Informal votes | Informal votes | Informal votes | 696 | 3.22 | −1.42 |
| Turnout | Turnout | Turnout | 21,582 | 74.72 | −17.12 |
| Two-candidate-preferred result ||||||
| | Liberal | Christian Porter | 14,488 | 69.39 | +13.48 |
| | Greens | Hsien Harper | 6,392 | 30.61 | +30.61 |
| | Liberal hold | Liberal hold | Swing | N/A | |
2005 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Trevor Sprigg | 12,024 | 48.39 | -0.99 |
| | Labor | Jackie Ormsby | 8,823 | 35.51 | +2.64 |
| | Greens | Jan Currie | 1,821 | 7.33 | -3.60 |
| | Christian Democrats | Michael Dunjey | 833 | 3.35 | +3.35 |
| | Family First | Shayne Weller | 655 | 2.64 | +2.54 |
| | Independent | Damian Bramanis | 452 | 1.82 | +1.82 |
| | One Nation | Ursula Stone | 240 | 0.96 | +0.87 |
| Total formal votes | Total formal votes | Total formal votes | 24,848 | 95.36 | −1.03 |
| Informal votes | Informal votes | Informal votes | 1,209 | 4.64 | +1.03 |
| Turnout | Turnout | Turnout | 26,057 | 91.84 | +0.42 |
| Two-party-preferred result ||||||
| | Liberal | Trevor Sprigg | 13,892 | 55.93 | -0.59 |
| | Labor | Jackie Ormsby | 10,945 | 44.07 | +0.59 |
| | Liberal hold | Liberal hold | Swing | -0.59 | |
2001 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Mike Board | 10,430 | 49.38 | -10.66 |
| | Labor | Gavin Waugh | 6,943 | 32.87 | +6.03 |
| | Greens | Felicity McGeorge | 2,308 | 10.93 | -2.18 |
| | Democrats | Carole Pestana | 1,442 | 6.83 | +6.83 |
| Total formal votes | Total formal votes | Total formal votes | 21,123 | 96.39 | +0.15 |
| Informal votes | Informal votes | Informal votes | 790 | 3.61 | −0.15 |
| Turnout | Turnout | Turnout | 21,913 | 91.43 | +0.03 |
| Two-party-preferred result ||||||
| | Liberal | Mike Board | 11,906 | 56.56 | -8.50 |
| | Labor | Gavin Waugh | 9,144 | 43.44 | +8.50 |
| | Liberal hold | Liberal hold | Swing | -8.50 | |

### Elections in the 1990s

1996 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Mike Board | 12,387 | 60.04 | -0.42 |
| | Labor | Monica Fitz | 5,538 | 26.84 | -4.37 |
| | Greens | Graham Lapthorne | 2,705 | 13.11 | +13.11 |
| Total formal votes | Total formal votes | Total formal votes | 20,630 | 96.25 | −0.97 |
| Informal votes | Informal votes | Informal votes | 805 | 3.75 | +0.97 |
| Turnout | Turnout | Turnout | 21,435 | 91.40 | −3.89 |
| Two-party-preferred result ||||||
| | Liberal | Mike Board | 13,401 | 65.06 | -4.74 |
| | Labor | Monica Fitz | 7,197 | 34.94 | +4.74 |
| | Liberal hold | Liberal hold | Swing | -4.74 | |

### Elections in the 1980s

1986 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Barry MacKinnon | 13,600 | 50.79 | -2.38 |
| | Labor | Mark Johnson | 12,385 | 46.26 | +1.09 |
| | Independent | Anthony Greatwood | 515 | 1.92 | +1.92 |
| | Independent | Orlando Bertocchi | 275 | 1.03 | +1.03 |
| Total formal votes | Total formal votes | Total formal votes | 26,775 | 98.01 | +0.06 |
| Informal votes | Informal votes | Informal votes | 545 | 1.99 | −0.06 |
| Turnout | Turnout | Turnout | 27,320 | 93.34 | +2.25 |
| Two-party-preferred result ||||||
| | Liberal | Barry MacKinnon | 14,012 | 52.33 | -1.61 |
| | Labor | Mark Johnson | 12,763 | 47.67 | +1.61 |
| | Liberal hold | Liberal hold | Swing | -1.61 | |
1983 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Barry MacKinnon | 8,832 | 53.17 | +4.42 |
| | Labor | Eric Ripper | 7,503 | 45.17 | +2.72 |
| | Independent | James Owen | 276 | 1.66 | +1.66 |
| Total formal votes | Total formal votes | Total formal votes | 16,611 | 97.95 | +0.87 |
| Informal votes | Informal votes | Informal votes | 347 | 2.05 | −0.87 |
| Turnout | Turnout | Turnout | 16,958 | 91.09 | +0.16 |
| Two-party-preferred result ||||||
| | Liberal | Barry MacKinnon | 8,960 | 53.94 | +0.16 |
| | Labor | Eric Ripper | 7,651 | 46.06 | -0.16 |
| | Liberal hold | Liberal hold | Swing | +0.16 | |
1980 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Barry MacKinnon | 10,006 | 48.75 | -3.68 |
| | Labor | Garry Kelly | 8,713 | 42.45 | -5.12 |
| | Democrats | Richard Jeffreys | 1,808 | 8.80 | +8.80 |
| Total formal votes | Total formal votes | Total formal votes | 20,527 | 97.08 | +0.04 |
| Informal votes | Informal votes | Informal votes | 618 | 2.92 | −0.04 |
| Turnout | Turnout | Turnout | 21,145 | 90.93 | −1.59 |
| Two-party-preferred result ||||||
| | Liberal | Barry MacKinnon | 11,040 | 53.78 | +1.32 |
| | Labor | Garry Kelly | 9,487 | 46.22 | -1.32 |
| | Liberal hold | Liberal hold | Swing | +1.32 | |

### Elections in the 1970s

1977 Western Australian state election: Murdoch :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Barry MacKinnon | 8,572 | 52.43 | +11.0 |
| | Labor | Garry Kelly | 7,777 | 47.57 | -11.0 |
| Total formal votes | Total formal votes | Total formal votes | 16,349 | 97.06 | |
| Informal votes | Informal votes | Informal votes | 496 | 2.94 | |
| Turnout | Turnout | Turnout | 16,845 | 92.52 | |