UK Polling History: Election of 3 May 1979 – Merthyr Tydfil
Result summary
| Parties | |||||
| Labour | Conservative | Plaid Cymru |
Liberal | Other | |
| Votes | 22,386 | 4,426 | 2,962 | 1,275 | 337 |
| Votes gained | +1,126 | +1,839 | -1,483 | -25 | -172 |
| Share of votes | 71.3% | 14.1% | 9.4% | 4.1% | 1.1% |
| Share of eligible voters | 56.4% | 11.2% | 7.5% | 3.2% | 0.8% |
| Gain in share of votes | +0.7% | +5.5% | -5.3% | -0.3% | -0.6% |
| Gain in share of eligible voters | +2.9% | +4.6% | -3.7% | -0.1% | -0.4% |
| Total votes: | 31,386 | |
| Electorate: | 39,680 | |
| Turnout: | 79.1% | |
| Outcome: | Labour hold | |
| Swing: | 5.4% | Conservative from Plaid Cymru |
Polling history
List of contests
| « |
Constituency formed from Merthyr 23 February 1950 |
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Constituency succeeded by Merthyr Tydfil and Rhymney 9 June 1983 |
» |
| Date | Type | Parties | ||||||
| Labour | Conservative | Plaid Cymru |
Independent Labour |
Other | Liberal | Others | ||
| Date | Type | Parties | ||||||
| Labour | Conservative | Plaid Cymru |
Independent Labour |
Other | Liberal | Others | ||
| 3 May 1979 | General Election | 22,386 | 4,426 | 2,962 | 337 | 1,275 | 0 | |
| 10 October 1974 | General Election | 21,260 | 2,587 | 4,445 | 509 | 1,300 | 0 | |
| 28 February 1974 | General Election | 20,486 | 2,622 | 7,336 | 529 | 1,002 | 0 | |
| 13 April 1972 | By Election | 15,562 | 2,336 | 11,852 | 765 | 1,519 | ||
| 18 June 1970 | General Election | 9,234 | 3,169 | 3,076 | 16,701 | 0 | ||
| 31 March 1966 | General Election | 21,737 | 4,082 | 3,361 | 0 | |||
| 15 October 1964 | General Election | 23,275 | 4,767 | 2,878 | 0 | |||
| 8 October 1959 | General Election | 26,608 | 7,885 | 0 | ||||
| 26 May 1955 | General Election | 25,630 | 7,548 | 0 | ||||
| 25 October 1951 | General Election | 7,405 | 28,841 | 0 | ||||
| 23 February 1950 | General Election | 29,210 | 6,294 | 1,571 | 0 | |||