A by-election was held for the New South Wales Legislative Assembly electorate of Northumberland Boroughs on 6 November 1857 because of the death of Bob Nichols. [1]
| Date | Event |
|---|---|
| 27 September 1857 | Bob Nichols died. [1] |
| 22 October 1857 | Writ of election issued by the Speaker of the Legislative Assembly. [2] |
| 3 November 1857 | Nominations |
| 6 November 1857 | Polling day |
| 10 November 1857 | Return of writ |
| Candidate | Votes | % | |
|---|---|---|---|
| James Dickson (elected) | 495 | 51.8 | |
| Bourn Russell | 460 | 48.2 | |
| Total formal votes | 955 | 100.0 | |
| Informal votes | 0 | 0.0 | |
| Turnout | 955 | 61.8 | |