1964 General Election - Blackburn
| Year | 1964 |
| General election | 1964 General Election |
| Constituency | Blackburn |
| Turnout | 81.0% |
Results
| Candidate | Party | Votes |
| Castle, Barbara | Labour | 26,543 |
| Yerburgh, John Maurice Armstrong | Conservative | 19,650 |
| Year | 1964 |
| General election | 1964 General Election |
| Constituency | Blackburn |
| Turnout | 81.0% |
| Candidate | Party | Votes |
| Castle, Barbara | Labour | 26,543 |
| Yerburgh, John Maurice Armstrong | Conservative | 19,650 |