Party | Candidate | Votes | Percent | Change | |
---|---|---|---|---|---|
Labour | Abse, Leopold | 26,755 | 70.1% | -2.8% | |
Conservative | Thomas, Paul S | 8,903 | 23.3% | -3.8% | |
Plaid Cymru | Morgan, Benjamin CL | 2,519 | 6.6% | N/A | |
Majority | 17,852 | 46.8% | +1% | Turnout | 38,177 | 80.5% | 3.4% | Swing | +0.5% | Note: These results are in comparison to the previous General Election, not the 10 Nov 1958 by-election |