UK Polling History: Election of 31 March 1966 – King's Lynn
Result summary
| Parties | ||
| Labour | Conservative | |
| Votes | 23,324 | 21,305 |
| Votes gained | +1,864 | -51 |
| Share of votes | 52.3% | 47.7% |
| Share of eligible voters | 43.3% | 39.6% |
| Gain in share of votes | +2.1% | -2.1% |
| Gain in share of eligible voters | +3.0% | -0.6% |
| Total votes: | 44,629 | |
| Electorate: | 53,833 | |
| Turnout: | 82.9% | |
| Outcome: | Labour hold | |
| Swing: | 2.1% | Labour from Conservative |
Polling history
List of contests
| Date | Type | Parties | |||
| Conservative | Labour | Liberal | Other | ||
| Date | Type | Parties | |||
| Conservative | Labour | Liberal | Other | ||
| 18 June 1970 | General Election | 23,822 | 23,789 | ||
| 31 March 1966 | General Election | 21,305 | 23,324 | ||
| 15 October 1964 | General Election | 21,356 | 21,460 | ||
| 8 October 1959 | General Election | 21,671 | 19,906 | ||
| 26 May 1955 | General Election | 20,949 | 19,611 | ||
| 25 October 1951 | General Election | 21,954 | 21,017 | ||
| 23 February 1950 | General Election | 19,129 | 19,399 | 4,266 | |
| 5 July 1945 | General Election | 14,928 | 18,202 | 3,796 | 444 |
| 14 November 1935 | General Election | 17,492 | 12,062 | 5,418 | |
| 27 October 1931 | General Election | 23,687 | 10,054 | ||
| 30 May 1929 | General Election | 14,501 | 10,356 | 10,806 | |
| 29 October 1924 | General Election | 11,710 | 7,280 | 9,184 | |
| 6 December 1923 | General Election | 9,266 | 6,488 | 9,943 | |
| 15 November 1922 | General Election | 9,862 | 8,683 | 7,970 | |
| 14 December 1918 | General Election | 10,146 | 9,780 | ||