UK Polling History: Election of 31 March 1966 – West Ham South
Result summary
| Parties | |||
| Labour | Conservative | Liberal | |
| Votes | 22,902 | 3,410 | 3,367 |
| Votes gained | -697 | -425 | -897 |
| Share of votes | 77.2% | 11.5% | 11.3% |
| Share of eligible voters | 47.7% | 7.1% | 7.0% |
| Gain in share of votes | +2.7% | -0.6% | -2.1% |
| Gain in share of eligible voters | +0.1% | -0.6% | -1.6% |
| Total votes: | 29,679 | |
| Electorate: | 47,990 | |
| Turnout: | 61.8% | |
| Outcome: | Labour hold | |
| Swing: | 2.4% | Labour from Liberal |
Polling history
List of contests
| Date | Type | Parties | |||
| Labour | Conservative | Liberal | Communist | ||
| Date | Type | Parties | |||
| Labour | Conservative | Liberal | Communist | ||
| 18 June 1970 | General Election | 18,899 | 5,422 | ||
| 31 March 1966 | General Election | 22,902 | 3,410 | 3,367 | |
| 15 October 1964 | General Election | 23,599 | 3,835 | 4,264 | |
| 8 October 1959 | General Election | 28,017 | 5,188 | 4,020 | |
| 26 May 1955 | General Election | 29,451 | 5,997 | ||
| 25 October 1951 | General Election | 37,195 | 6,586 | ||
| 23 February 1950 | General Election | 36,754 | 5,422 | 1,686 | 730 |