October 1974 General Election - Petersfield
| Year | 1974 |
| General election | October 1974 General Election |
| Constituency | Petersfield |
| Turnout | 76.5% |
Results
| Candidate | Party | Votes |
| Mates, Michael | Conservative | 28,689 |
| Slack, Timothy | Liberal | 19,702 |
| Bloom, JM | Labour | 8,301 |
| Bishop, PHH | United Democratic | 117 |