# Electoral results for the district of Nepean (New South Wales)

Nepean, an electoral district of the Legislative Assembly in the Australian state of New South Wales, had two incarnations, from 1859 to 1904 and from 1927 to 1981.
| Election | Member | Member | Party |
| 1859 | | Robert Jamison | None |
| 1860 | | James Ryan | None |
| 1864 | | James Ryan | None |
| 1869 | | James Ryan | None |
| 1872 | | Joseph Single | None |
| 1874 | | Patrick Shepherd | None |
| 1877 | | Thomas Smith | None |
| 1880 | | Thomas Smith | None |
| 1882 | | Thomas Smith | None |
| 1885 | | Thomas Smith | None |
| 1887 | | Samuel Lees | Free Trade |
| 1889 | | Samuel Lees | Free Trade |
| 1891 | | Samuel Lees | Free Trade |
| 1894 | | Samuel Lees | Free Trade |
| 1895 | | Thomas Smith | Protectionist |
| 1898 | | Samuel Lees | Free Trade |
| 1901 | | Thomas Smith | Progressive |
| Election | Member | Member | Party |
| 1927 | | Joseph Jackson | Nationalist |
| 1930 | | Joseph Jackson | Nationalist |
| 1932 | | Joseph Jackson | United Australia |
| 1935 | | Joseph Jackson | United Australia |
| 1938 | | Joseph Jackson | United Australia |
| 1941 | | Joseph Jackson | United Australia |
| 1944 | | Joseph Jackson | Independent Democrat |
| 1947 | | Joseph Jackson | Liberal |
| 1950 | | Joseph Jackson | Liberal |
| 1953 | | Joseph Jackson | Liberal |
| 1956 | | Bill Chapman | Liberal |
| 1959 | | Bill Chapman | Liberal |
| 1962 | | Alfred Bennett | Labor |
| 1965 | | Ron Dunbier | Liberal |
| 1968 | | Ron Dunbier | Liberal |
| 1971 | | Ron Mulock | Labor |
| 1973 | | Ron Rofe | Liberal |
| 1976 | | Ron Rofe | Liberal |
| 1978 | | Peter Anderson | Labor |

## Election results
### Elections in the 1970s
#### 1978

1978 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Peter Anderson | 20,720 | 56.1 | +5.0 |
| | Liberal | Ron Rofe | 14,466 | 39.2 | -5.7 |
| | Democrats | Ronald Edwards | 1,752 | 4.7 | +4.7 |
| Total formal votes | Total formal votes | Total formal votes | 36,938 | 98.4 | −0.3 |
| Informal votes | Informal votes | Informal votes | 602 | 1.6 | +0.3 |
| Turnout | Turnout | Turnout | 37,540 | 93.6 | +0.1 |
| Two-party-preferred result ||||||
| | Labor | Peter Anderson | 21,596 | 58.5 | +10.8 |
| | Liberal | Ron Rofe | 15,342 | 41.5 | -10.8 |
| | Labor gain from Liberal | Labor gain from Liberal | Swing | +10.8 | |

#### 1976

1976 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Ron Rofe | 17,038 | 51.1 | +3.8 |
| | Labor | Peter Anderson | 14,965 | 44.9 | +6.2 |
| | Independent | John Henshaw | 914 | 2.7 | +2.7 |
| | Independent | Raymond Bell | 418 | 1.3 | +1.3 |
| Total formal votes | Total formal votes | Total formal votes | 33,335 | 98.7 | +2.3 |
| Informal votes | Informal votes | Informal votes | 426 | 1.3 | −2.3 |
| Turnout | Turnout | Turnout | 33,761 | 93.5 | +0.9 |
| Two-party-preferred result ||||||
| | Liberal | Ron Rofe | 17,440 | 52.3 | -1.0 |
| | Labor | Peter Anderson | 15,895 | 47.7 | +1.0 |
| | Liberal hold | Liberal hold | Swing | -1.0 | |

#### 1973

1973 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Ron Rofe | 12,526 | 47.3 | |
| | Labor | Kathleen Tucker | 10,240 | 38.7 | |
| | Independent | John Allan | 1,470 | 5.6 | |
| | Independent | Gregory Woodward | 1,435 | 5.4 | |
| | Democratic Labor | David Sanson | 677 | 2.6 | |
| | Independent | Maurice Sharp | 120 | 0.5 | |
| Total formal votes | Total formal votes | Total formal votes | 26,468 | 96.4 | |
| Informal votes | Informal votes | Informal votes | 976 | 3.6 | |
| Turnout | Turnout | Turnout | 27,444 | 92.6 | |
| Two-party-preferred result ||||||
| | Liberal | Ron Rofe | 14,097 | 53.3 | +1.4 |
| | Labor | Kathleen Tucker | 12,371 | 46.7 | -1.4 |
| | Liberal notional hold | Liberal notional hold | Swing | +1.4 | |

#### 1971

1971 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Ron Mulock | 13,068 | 48.9 | +4.1 |
| | Liberal | Ron Dunbier | 10,416 | 38.9 | -16.3 |
| | Independent | John Andersen | 1,854 | 6.9 | +6.9 |
| | Democratic Labor | Leslie Clarke | 1,409 | 5.3 | +5.3 |
| Total formal votes | Total formal votes | Total formal votes | 26,747 | 97.6 | |
| Informal votes | Informal votes | Informal votes | 664 | 2.4 | |
| Turnout | Turnout | Turnout | 27,411 | 93.7 | |
| Two-party-preferred result ||||||
| | Labor | Ron Mulock | 13,793 | 51.6 | +6.8 |
| | Liberal | Ron Dunbier | 12,954 | 48.4 | -6.8 |
| | Labor gain from Liberal | Labor gain from Liberal | Swing | +6.8 | |

### Elections in the 1960s
#### 1968

1968 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Ron Dunbier | 10,915 | 52.3 | +2.4 |
| | Labor | Alfred Bennett | 9,955 | 47.7 | +6.0 |
| Total formal votes | Total formal votes | Total formal votes | 20,870 | 97.5 | |
| Informal votes | Informal votes | Informal votes | 544 | 2.5 | |
| Turnout | Turnout | Turnout | 21,414 | 94.8 | |
| | Liberal hold | Liberal hold | Swing | -3.0 | |

#### 1965

1965 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Ron Dunbier | 13,144 | 45.9 | −3.3 |
| | Labor | Alfred Bennett | 13,078 | 45.7 | −5.1 |
| | Independent | Kathleen Whitten | 1,573 | 5.5 | +5.5 |
| | Democratic Labor | Albert Perish | 557 | 2.0 | +2.0 |
| | Independent | John Park | 191 | 0.7 | +0.7 |
| | Independent | Ronald Sarina | 76 | 0.3 | +0.3 |
| Total formal votes | Total formal votes | Total formal votes | 28,619 | 96.5 | −1.6 |
| Informal votes | Informal votes | Informal votes | 1,028 | 3.5 | +1.6 |
| Turnout | Turnout | Turnout | 29,647 | 94.4 | +0.3 |
| Two-party-preferred result ||||||
| | Liberal | Ron Dunbier | 14,550 | 50.8 | +1.6 |
| | Labor | Alfred Bennett | 14,069 | 49.2 | −1.6 |
| | Liberal gain from Labor | Liberal gain from Labor | Swing | +1.6 | |

#### 1962

1962 New South Wales state election: :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | Alfred Bennett | 12,267 | 50.8 | +10.1 |
| | Liberal | Bill Chapman | 11,892 | 49.2 | −6.1 |
| Total formal votes | Total formal votes | Total formal votes | 24,159 | 98.1 | |
| Informal votes | Informal votes | Informal votes | 467 | 1.9 | |
| Turnout | Turnout | Turnout | 24,626 | 94.1 | |
| | Labor gain from Liberal | Labor gain from Liberal | Swing | +7.0 | |

### Elections in the 1950s
#### 1959

1959 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % |
| | Liberal | Bill Chapman | 12,284 | 60.3 |
| | Labor | John Carvan | 7,279 | 35.7 |
| | Communist | Melville McCalman | 817 | 4.0 |
| Total formal votes | Total formal votes | Total formal votes | 20,380 | 98.4 |
| Informal votes | Informal votes | Informal votes | 327 | 1.6 |
| Turnout | Turnout | Turnout | 20,707 | 94.0 |
| Two-party-preferred result ||||||
| | Liberal | Bill Chapman | 12,447 | 61.1 |
| | Labor | John Carvan | 7,933 | 38.9 |
| | Liberal hold | Liberal hold | Swing | |

#### 1956

1956 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Bill Chapman | 10,335 | 54.0 | +1.5 |
| | Labor | Alfred Bennett | 6,946 | 36.3 | −11.2 |
| | Independent Labor | Jim Chalmers | 1,216 | 6.4 | +6.4 |
| | Communist | Mel McCalman | 635 | 3.3 | +3.3 |
| Total formal votes | Total formal votes | Total formal votes | 19,132 | 98.1 | 0.0 |
| Informal votes | Informal votes | Informal votes | 379 | 1.9 | 0.0 |
| Turnout | Turnout | Turnout | 19,511 | 93.9 | +0.9 |
| Two-party-preferred result ||||||
| | Liberal | Bill Chapman | 10,641 | 55.6 | +3.0 |
| | Labor | Alfred Bennett | 8,491 | 44.4 | −3.0 |
| | Liberal hold | Liberal hold | Swing | +3.0 | |

#### 1953

1953 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % |
| | Liberal | Joseph Jackson | 9,097 | 52.5 |
| | Labor | Alexander Liston | 8,213 | 47.5 |
| Total formal votes | Total formal votes | Total formal votes | 17,310 | 98.1 |
| Informal votes | Informal votes | Informal votes | 335 | 1.9 |
| Turnout | Turnout | Turnout | 17,645 | 93.0 |
| | Liberal hold | Liberal hold | Swing | |

#### 1950

1950 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % |
| | Liberal | Joseph Jackson | 7,342 | 52.9 |
| | Independent | Allan Taylor | 6,523 | 47.1 |
| Total formal votes | Total formal votes | Total formal votes | 13,865 | 96.8 |
| Informal votes | Informal votes | Informal votes | 459 | 3.2 |
| Turnout | Turnout | Turnout | 14,324 | 91.9 |
| | Liberal hold | Liberal hold | Swing | |

### Elections in the 1940s
#### 1947

1947 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Liberal | Joseph Jackson | 9,989 | 56.6 | +20.2 |
| | Labor | Earle Cameron | 7,644 | 43.4 | +2.0 |
| Total formal votes | Total formal votes | Total formal votes | 17,633 | 98.2 | +0.7 |
| Informal votes | Informal votes | Informal votes | 324 | 1.8 | −0.7 |
| Turnout | Turnout | Turnout | 17,957 | 94.0 | +4.5 |
| | Member changed to Liberal from Independent Democrat | Member changed to Liberal from Independent Democrat | Swing | +1.6 | |

#### 1944

1944 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Labor | John Jackson | 6,394 | 41.4 | -2.2 |
| | Independent Democrat | Joseph Jackson | 5,622 | 36.4 | +36.4 |
| | Democratic | Allan Taylor | 3,427 | 22.2 | -33.2 |
| Total formal votes | Total formal votes | Total formal votes | 15,443 | 97.5 | −0.6 |
| Informal votes | Informal votes | Informal votes | 399 | 2.5 | +0.6 |
| Turnout | Turnout | Turnout | 15,842 | 89.5 | −3.0 |
| Two-candidate-preferred result ||||||
| | Independent Democrat | Joseph Jackson | 8,494 | 55.0 | +55.0 |
| | Labor | John Jackson | 6,949 | 45.0 | +1.4 |
| | Member changed to Independent Democrat from United Australia | Member changed to Independent Democrat from United Australia | Swing | N/A | |
* Joseph Jackson was the sitting MP for Nepean, who won the previous election as a United Australia candidate.

#### 1941

1941 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % |
| | United Australia | Joseph Jackson | 7,720 | 56.4 |
| | Labor | William Mathews | 5,955 | 43.6 |
| Total formal votes | Total formal votes | Total formal votes | 13,675 | 98.1 |
| Informal votes | Informal votes | Informal votes | 263 | 1.9 |
| Turnout | Turnout | Turnout | 13,938 | 92.5 |
| | United Australia hold | United Australia hold | Swing | |

### Elections in the 1930s
#### 1938

1938 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | United Australia | Joseph Jackson | 6,993 | 44.1 | -21.5 |
| | Labor | John Jackson | 4,899 | 30.9 | -3.5 |
| | United Australia | Arthur Hebblewhite | 3,965 | 25.0 | +25.0 |
| Total formal votes | Total formal votes | Total formal votes | 15,857 | 97.7 | −0.1 |
| Informal votes | Informal votes | Informal votes | 379 | 2.3 | +0.1 |
| Turnout | Turnout | Turnout | 16,236 | 95.0 | +0.1 |
| Two-party-preferred result ||||||
| | United Australia | Joseph Jackson | 9,743 | 61.4 | -4.2 |
| | Labor | John Jackson | 6,114 | 38.6 | +4.2 |
| | United Australia hold | United Australia hold | Swing | -4.2 | |

#### 1935

1935 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | United Australia | Joseph Jackson | 10,085 | 65.6 | -20.3 |
| | Labor (NSW) | John Jackson | 5,292 | 34.4 | +34.4 |
| Total formal votes | Total formal votes | Total formal votes | 15,377 | 97.8 | +6.5 |
| Informal votes | Informal votes | Informal votes | 340 | 2.2 | −6.5 |
| Turnout | Turnout | Turnout | 15,717 | 94.9 | −0.4 |
| | United Australia hold | United Australia hold | Swing | N/A | |

#### 1932

1932 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | United Australia | Joseph Jackson | 10,779 | 85.9 | +28.2 |
| | Communist | Thomas Moon | 1,764 | 14.1 | +14.1 |
| Total formal votes | Total formal votes | Total formal votes | 12,543 | 91.3 | −7.6 |
| Informal votes | Informal votes | Informal votes | 1,188 | 8.7 | +7.6 |
| Turnout | Turnout | Turnout | 13,731 | 95.3 | −0.2 |
| | United Australia hold | United Australia hold | Swing | N/A | |

#### 1930

1930 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % |
| | Nationalist | Joseph Jackson | 7,510 | 57.7 |
| | Labor | John Freeman | 5,501 | 42.3 |
| Total formal votes | Total formal votes | Total formal votes | 13,011 | 98.9 |
| Informal votes | Informal votes | Informal votes | 148 | 1.1 |
| Turnout | Turnout | Turnout | 13,159 | 95.5 |
| | Nationalist hold | Nationalist hold | Swing | |

### Elections in the 1920s
#### 1927

1927 New South Wales state election: Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Nationalist | Joseph Jackson | 8,055 | 65.7 | |
| | Labor | William Long | 3,996 | 32.6 | |
| | Independent | Thomas Gollan | 131 | 1.1 | |
| | Independent | William Miller | 76 | 0.6 | |
| Total formal votes | Total formal votes | Total formal votes | 12,258 | 98.9 | |
| Informal votes | Informal votes | Informal votes | 139 | 1.1 | |
| Turnout | Turnout | Turnout | 12,397 | 80.0 | |
| | Nationalist win | Nationalist win | (new seat) | (new seat) | (new seat) |
District recreated

#### 1904 - 1927

District abolished

### Elections in the 1900s
#### 1901

1901 New South Wales state election: The Nepean :
| Party | Party | Candidate | Votes | % | ±% |
| | Progressive | Thomas Smith | 930 | 53.8 | +11.5 |
| | Liberal Reform | Samuel Lees | 799 | 46.2 | -1.8 |
| Total formal votes | Total formal votes | Total formal votes | 1,729 | 100.0 | +1.2 |
| Informal votes | Informal votes | Informal votes | 0 | 0.0 | −1.2 |
| Turnout | Turnout | Turnout | 1,729 | 72.5 | +3.7 |
| | Progressive gain from Liberal Reform | Progressive gain from Liberal Reform | | | |

### Elections in the 1890s
#### 1898

1898 New South Wales colonial election: The Nepean :
| Party | Party | Candidate | Votes | % |
| | Free Trade | Samuel Lees | 744 | 48.0 |
| | National Federal | Thomas Smith | 656 | 42.3 |
| | Ind. Free Trade | Alfred Reid | 151 | 9.7 |
| Total formal votes | Total formal votes | Total formal votes | 1,551 | 98.9 |
| Informal votes | Informal votes | Informal votes | 18 | 1.2 |
| Turnout | Turnout | Turnout | 1,569 | 68.8 |
| | Free Trade gain from National Federal | Free Trade gain from National Federal | | |

#### 1895

1895 New South Wales colonial election: The Nepean :
| Party | Party | Candidate | Votes | % |
| | Protectionist | Thomas Smith | 806 | 51.4 |
| | Free Trade | Samuel Lees | 763 | 48.6 |
| Total formal votes | Total formal votes | Total formal votes | 1,569 | 99.4 |
| Informal votes | Informal votes | Informal votes | 9 | 0.6 |
| Turnout | Turnout | Turnout | 1,578 | 76.6 |
| | Protectionist gain from Free Trade | Protectionist gain from Free Trade | | |

#### 1894

1894 New South Wales colonial election: The Nepean :
| Party | Party | Candidate | Votes | % |
| | Free Trade | Samuel Lees | 884 | 49.4 |
| | Protectionist | Thomas Smith | 785 | 43.9 |
| | Labour | Lewis Litton | 121 | 6.8 |
| Total formal votes | Total formal votes | Total formal votes | 1,790 | 99.3 |
| Informal votes | Informal votes | Informal votes | 13 | 0.7 |
| Turnout | Turnout | Turnout | 1,803 | 87.2 |
| | Free Trade hold | Free Trade hold | | |

#### 1891

1891 New South Wales colonial election: The Nepean Wednesday 17 June :
| Party | Party | Candidate | Votes | % |
| | Free Trade | Samuel Lees (re-elected) | 1,079 | 55.8 |
| | Protectionist | Thomas Smith | 856 | 44.2 |
| Total formal votes | Total formal votes | Total formal votes | 1,935 | 99.4 |
| Informal votes | Informal votes | Informal votes | 11 | 0.6 |
| Turnout | Turnout | Turnout | 1,946 | 72.2 |
| | Free Trade hold | Free Trade hold | | |

### Elections in the 1880s
#### 1889

1889 New South Wales colonial election: The Nepean Saturday 9 February :
| Party | Party | Candidate | Votes | % |
| | Free Trade | Samuel Lees (elected) | 1,068 | 61.8 |
| | Protectionist | Thomas Smith | 661 | 38.2 |
| Total formal votes | Total formal votes | Total formal votes | 1,729 | 98.9 |
| Informal votes | Informal votes | Informal votes | 19 | 1.1 |
| Turnout | Turnout | Turnout | 1,748 | 69.5 |
| | Free Trade hold | Free Trade hold | | |

#### 1887

1887 New South Wales colonial election: The Nepean Monday 7 February :
| Party | Party | Candidate | Votes | % |
| | Free Trade | Samuel Lees (elected) | 701 | 50.7 |
| | Ind. Free Trade | Thomas Smith (defeated) | 683 | 49.4 |
| Total formal votes | Total formal votes | Total formal votes | 1,384 | 98.5 |
| Informal votes | Informal votes | Informal votes | 21 | 1.5 |
| Turnout | Turnout | Turnout | 1,405 | 75.5 |

#### 1885

1885 New South Wales colonial election: The Nepean Friday 16 October :
| Candidate | Candidate | Votes | % |
| Thomas Smith (re-elected) | Thomas Smith (re-elected) | 838 | 79.6 |
| Thomas Cross | Thomas Cross | 215 | 20.4 |
| Total formal votes | Total formal votes | 1,053 | 98.0 |
| Informal votes | Informal votes | 21 | 2.0 |
| Turnout | Turnout | 1,074 | 62.6 |

#### 1882

1882 New South Wales colonial election: The Nepean Tuesday 5 December :
| Candidate | Candidate | Votes | % |
| Thomas Smith (re-elected) | Thomas Smith (re-elected) | 804 | 78.4 |
| Joseph Single | Joseph Single | 221 | 21.6 |
| Total formal votes | Total formal votes | 1,025 | 98.6 |
| Informal votes | Informal votes | 15 | 1.4 |
| Turnout | Turnout | 1,040 | 70.6 |

#### 1880

1880 New South Wales colonial election: The Nepean Monday 22 November :
| Candidate | Candidate | Votes | % |
| Thomas Smith (re-elected) | Thomas Smith (re-elected) | unopposed | |

### Elections in the 1870s
#### 1877

1877 New South Wales colonial election: The Nepean Monday 29 October :
| Candidate | Candidate | Votes | % |
| Thomas Smith (elected) | Thomas Smith (elected) | 520 | 60.9 |
| John Smith (defeated) | John Smith (defeated) | 334 | 39.1 |
| Total formal votes | Total formal votes | 854 | 100.0 |
| Informal votes | Informal votes | 0 | 0.0 |
| Turnout | Turnout | 854 | 74.0 |

#### 1874

1874–75 New South Wales colonial election: The Nepean Wednesday 23 December 1874 :
| Candidate | Candidate | Votes | % |
| Patrick Shepherd (elected) | Patrick Shepherd (elected) | 372 | 55.9 |
| James Ryan | James Ryan | 294 | 44.1 |
| Total formal votes | Total formal votes | 666 | 95.7 |
| Informal votes | Informal votes | 30 | 4.3 |
| Turnout | Turnout | 686 | 63.1 |

#### 1872

1872 New South Wales colonial election: The Nepean Wednesday 28 February :
| Candidate | Candidate | Votes | % |
| Joseph Single (elected) | Joseph Single (elected) | 286 | 33.3 |
| Henry Woods | Henry Woods | 236 | 27.5 |
| James Rodd | James Rodd | 172 | 20.1 |
| James Ryan (defeated) | James Ryan (defeated) | 164 | 19.1 |
| Total formal votes | Total formal votes | 858 | 100.0 |
| Informal votes | Informal votes | 0 | 0.0 |
| Turnout | Turnout | 856 | 63.8 |

### Elections in the 1860s
#### 1869

1869–70 New South Wales colonial election: The Nepean Tuesday 14 December 1869 :
| Candidate | Candidate | Votes | % |
| James Ryan (re-elected) | James Ryan (re-elected) | 405 | 59.2 |
| Archibald Thompson | Archibald Thompson | 271 | 39.6 |
| Thomas Shepherd | Thomas Shepherd | 8 | 1.2 |
| Total formal votes | Total formal votes | 684 | 100.0 |
| Informal votes | Informal votes | 0 | 0.0 |
| Turnout | Turnout | 684 | 52.5 |

#### 1864

1864–65 New South Wales colonial election: The Nepean Saturday 10 December 1864 :
| Candidate | Candidate | Votes | % |
| James Ryan (re-elected) | James Ryan (re-elected) | 408 | 54.0 |
| Thomas Shepherd | Thomas Shepherd | 345 | 45.6 |
| William Cover | William Cover | 2 | 0.3 |
| George Sanders | George Sanders | 1 | 0.1 |
| Total formal votes | Total formal votes | 756 | 100.0 |
| Informal votes | Informal votes | 0 | 0.0 |
| Turnout | Turnout | 754 | 62.7 |

#### 1860

1860 New South Wales colonial election: The Nepean Friday 14 December :
| Candidate | Candidate | Votes | % |
| James Ryan (elected) | James Ryan (elected) | 313 | 52.6 |
| Robert Jamison (defeated) | Robert Jamison (defeated) | 236 | 39.7 |
| John Smith | John Smith | 46 | 7.7 |
| Total formal votes | Total formal votes | 595 | 100.0 |
| Informal votes | Informal votes | 0 | 0.0 |
| Turnout | Turnout | 595 | 42.9 |

### Elections in the 1850s
#### 1859

1859 New South Wales colonial election: The Nepean Thursday 16 June :
| Candidate | Candidate | Votes | % |
| Robert Jamison (re-elected) | Robert Jamison (re-elected) | unopposed | |