1847 General Election - Blackburn
| Year | 1847 |
| General election | 1847 General Election |
| Constituency | Blackburn |
| Turnout | 76.0% |
Results
| Candidate | Party | Votes |
| Hornby, John | Conservative | 641 |
| Pilkington, James | Whig | 602 |
| Hargreaves, William | Whig | 392 |
| Roberts, William Prowting | Chartist | 68 |