| Election | Constituency | Candidate | Votes | Percentage | Position |
| 1922 general election | Aberdeen North | | 10,958 | 55.7 | 1 |
| 1922 general election | Ashton-under-Lyne | | 8,834 | 42.4 | 2 |
| 1922 general election | Basingstoke | | 3,035 | 13.6 | 3 |
| 1922 general election | Camborne | | 4,502 | 21.9 | 3 |
| 1922 general election | Dumbarton Burghs | | 16,397 | 64.5 | 1 |
| 1922 general election | Edmonton | | 8,407 | 45.1 | 1 |
| 1922 general election | Gateshead | | 18,795 | 43.8 | 1 |
| 1922 general election | Newcastle upon Tyne West | | 11,654 | 43.9 | 1 |
| 1922 general election | Newton | | 12,312 | 55.6 | 1 |
| 1922 general election | Plymouth Drake | | 8,359 | 31.4 | 2 |
| 1922 general election | Rochdale | | 15,774 | 38.8 | 1 |
| 1922 general election | Stalybridge and Hyde | | 7,578 | 21.6 | 3 |
| 1922 general election | The Wrekin | | 10,603 | 47.6 | 2 |
| 1922 general election | Woolwich West | | 9,550 | 39.8 | 2 |
| 1922 general election | Yeovil | | 9,581 | 38.3 | 2 |
| 1923 general election | Aberdeen North | | 9,138 | 50.6 | 1 |
| 1923 general election | Edmonton | | 10,735 | 64.4 | 1 |
| 1923 general election | Gateshead | | 16,689 | 41.1 | 2 |
| 1923 general election | Newcastle upon Tyne West | | 11,527 | 43.2 | 2 |
| 1923 general election | Newton | | 12,492 | 59.9 | 1 |
| 1923 general election | Rochdale | | 13,525 | 32.6 | 2 |
| 1924 general election | Dumbarton Burghs | | 14,562 | 59.2 | 1 |
| 1924 general election | Edmonton | | 11,614 | 53.1 | 1 |
| 1924 general election | Newton | | 12,875 | 56.1 | 1 |
| 1929 general election | Dartford | | 26,871 | 50.6 | 1 |
| 1929 general election | Dumbarton Burghs | | 19,193 | 63.1 | 1 |
| 1929 general election | Edmonton | | 17,555 | 59.3 | 1 |
| 1929 general election | Newton | | 18,176 | 60.5 | 1 |
| 1931 by-election | Sunderland | | 30,074 | 39.8 | 2 |
| 1931 general election | Barrow | | 15,835 | 43.2 | 2 |
| 1935 general election | Consett | | 25,419 | 58.7 | 1 |
| 1935 general election | Dumbarton Burghs | | 20,409 | 65.2 | 1 |
| 1935 general election | Newton | | 19,992 | 58.5 | 1 |
| 1945 general election | Aberdeen South | | 17,398 | 42.3 | 2 |
| 1945 general election | Dumbarton Burghs | | 16,262 | 65.2 | 1 |
| 1945 general election | Manchester Hulme | | 12,034 | 55.6 | 1 |
| 1945 general election | Newton | | 25,197 | 62.0 | 1 |
| 1948 by-election | Edmonton | | 26,164 | 53.4 | 1 |
| 1949 by-election | Leeds West | | 21,935 | 55.2 | 1 |
| 1950 general election | Bury and Radcliffe | | 25,705 | 44.4 | 2 |
| 1950 general election | East Dunbartonshire | | 25,943 | 52.7 | 1 |
| 1950 general election | Edmonton | | 34,897 | 55.1 | 1 |
| 1950 general election | Hayes and Harlington | | 22,490 | 60.1 | 1 |
| 1950 general election | Keighley | | 21,833 | 48.5 | 1 |
| 1950 general election | Leeds West | | 21,339 | 51.6 | 1 |
| 1950 general election | Newcastle upon Tyne North | | 16,860 | 35.9 | 2 |
| 1950 general election | Newton | | 31,832 | 59.1 | 1 |
| 1950 general election | Rochdale | | 25,484 | 44.9 | 1 |
| 1950 general election | Southall | | 27,107 | 53.9 | 1 |
| 1951 general election | Cirencester and Tewkesbury | | 18,353 | 40.5 | 2 |
| 1951 general election | East Dunbartonshire | | 26,678 | 51.2 | 1 |
| 1951 general election | Edmonton | | 36,023 | 58.4 | 1 |
| 1951 general election | Esher | | 15,334 | 28.6 | 2 |
| 1951 general election | Glasgow Scotstoun | | 20,872 | 49.3 | 2 |
| 1951 general election | Hayes and Harlington | | 23,823 | 64.8 | 1 |
| 1951 general election | Keighley | | 23,743 | 52.8 | 1 |
| 1951 general election | Leeds West | | 22,357 | 54.1 | 1 |
| 1951 general election | Newton | | 31,374 | 58.3 | 1 |
| 1951 general election | Rochdale | | 27,343 | 49.6 | 2 |
| 1951 general election | Southall | | 29,123 | 57.9 | 1 |
| 1951 general election | Southend West | | 17,352 | 30.9 | 2 |
| 1951 general election | Stockport North | | 20,893 | 44.9 | 2 |
| 1955 general election | Barry | | 19,722 | 42.1 | 2 |
| 1955 general election | Bridgwater | | 17,170 | 40.8 | 2 |
| 1955 general election | East Dunbartonshire | | 24,216 | 48.7 | 1 |
| 1955 general election | Edmonton | | 30,232 | 56.6 | 1 |
| 1955 general election | Glasgow Woodside | | 15,543 | 43.9 | 2 |
| 1955 general election | High Peak | | 13,652 | 34.6 | 2 |
| 1955 general election | Keighley | | 19,414 | 46.5 | 1 |
| 1955 general election | Leeds West | | 24,576 | 52.8 | 1 |
| 1955 general election | Newton | | 29,299 | 57.9 | 1 |
| 1955 general election | Rochdale | | 24,928 | 48.5 | 2 |
| 1955 general election | Southall | | 25,207 | 57.2 | 1 |
| 1955 general election | Stockport South | | 16,612 | 44.5 | 2 |
| 1958 by-election | Rochdale | | 22,133 | 44.7 | 1 |
| 1959 general election | Burnley | | 27,675 | 57.0 | 1 |
| 1959 general election | Doncaster | | 22,935 | 46.4 | 2 |
| 1959 general election | East Dunbartonshire | | 27,942 | 51.1 | 1 |
| 1959 general election | Edmonton | | 25,598 | 50.5 | 1 |
| 1959 general election | Glasgow Scotstoun | | 24,690 | 53.7 | 1 |
| 1959 general election | Glasgow Woodside | | 14,483 | 43.1 | 2 |
| 1959 general election | High Peak | | 13,827 | 34.0 | 2 |
| 1959 general election | Keighley | | 20,456 | 49.8 | 2 |
| 1959 general election | Leeds West | | 25,878 | 54.9 | 1 |
| 1959 general election | Newton | | 31,041 | 57.4 | 1 |
| 1959 general election | Oxford | | 18,310 | 34.8 | 2 |
| 1959 general election | Rochdale | | 21,689 | 41.5 | 1 |
| 1959 general election | Southall | | 22,285 | 52.7 | 1 |
| 1959 general election | South Northamptonshire | | 18,292 | 43.0 | 2 |
| 1959 general election | Stockport South | | 17,982 | 46.7 | 2 |
| 1963 by-election | Swansea East | | 18,909 | 61.1 | 1 |
| 1964 general election | Bradford North | | 17,905 | 43.6 | 1 |
| 1964 general election | Bristol North West | | 21,030 | 42.9 | 2 |
| 1964 general election | Burnley | | 25,244 | 56.8 | 1 |
| 1964 general election | Doncaster | | 23,845 | 49.9 | 1 |
| 1964 general election | East Dunbartonshire | | 32,948 | 55.6 | 1 |
| 1964 general election | Edmonton | | 24,373 | 49.2 | 1 |
| 1964 general election | Gateshead East | | 26,633 | 64.5 | 1 |
| 1964 general election | Glasgow Scotstoun | | 27,036 | 61.6 | 1 |
| 1964 general election | Keighley | | 17,816 | 43.0 | 1 |
| 1964 general election | Leeds West | | 22,968 | 50.5 | 1 |
| 1964 general election | Newton | | 32,932 | 56.0 | 1 |
| 1964 general election | Paisley | | 26,318 | 52.9 | 1 |
| 1964 general election | Rochdale | | 22,927 | 46.7 | 1 |
| 1964 general election | Salford West | | 20,490 | 55.5 | 1 |
| 1964 general election | Southall | | 18,041 | 48.0 | 1 |
| 1964 general election | Swansea East | | 30,904 | 73.0 | 1 |
| 1964 general election | Tottenham | | 19,458 | 54.7 | 1 |
| 1964 general election | Truro | | 14,224 | 31.5 | 2 |
| 1964 general election | Wallsend | | 39,841 | 60.4 | 1 |
| 1966 general election | Bradford North | | 21,727 | 55.4 | 1 |
| 1966 general election | Burnley | | 25,583 | 60.4 | 1 |
| 1966 general election | Consett | | 29,753 | 73.3 | 1 |
| 1966 general election | Doncaster | | 25,777 | 56.7 | 1 |
| 1966 general election | East Dunbartonshire | | 32,988 | 52.2 | 1 |
| 1966 general election | Edmonton | | 26,422 | 58.6 | 1 |
| 1966 general election | Gateshead East | | 27,628 | 69.6 | 1 |
| 1966 general election | Glasgow Scotstoun | | 27,320 | 61.8 | 1 |
| 1966 general election | Keighley | | 22,039 | 55.0 | 1 |
| 1966 general election | Leeds West | | 24,391 | 56.3 | 1 |
| 1966 general election | Newton | | 36,901 | 62.8 | 1 |
| 1966 general election | Paisley | | 28,074 | 60.0 | 1 |
| 1966 general election | Rochdale | | 24,481 | 52.4 | 1 |
| 1966 general election | Salford West | | 19,237 | 59.2 | 1 |
| 1966 general election | Swansea East | | 30,290 | 75.4 | 1 |
| 1966 general election | Tottenham | | 17,367 | 65.3 | 1 |
| 1966 general election | Wallsend | | 39,744 | 65.2 | 1 |
| 1970 general election | Aberdeen North | | 27,707 | 62.1 | 1 |
| 1970 general election | Bradford North | | 20,141 | 52.1 | 1 |
| 1970 general election | Burnley | | 24,200 | 57.0 | 1 |
| 1970 general election | Consett | | 28,985 | 70.9 | 1 |
| 1970 general election | Doncaster | | 22,658 | 50.7 | 1 |
| 1970 general election | Edmonton | | 20,626 | 49.1 | 1 |
| 1970 general election | Gateshead East | | 28,524 | 64.8 | 1 |
| 1970 general election | Glasgow Scotstoun | | 26,492 | 57.4 | 1 |
| 1970 general election | Keighley | | 20,341 | 49.3 | 2 |
| 1970 general election | Leeds West | | 21,618 | 51.8 | 1 |
| 1970 general election | Louth | | 16,403 | 33.9 | 2 |
| 1970 general election | Merthyr Tydfil | | 9,234 | 28.7 | 2 |
| 1970 general election | Newton | | 34,873 | 52.5 | 1 |
| 1970 general election | Paisley | | 25,429 | 54.1 | 1 |
| 1970 general election | Rochdale | | 19,247 | 41.6 | 1 |
| 1970 general election | Salford West | | 16,986 | 54.3 | 1 |
| 1970 general election | South Northamptonshire | | 21,131 | 37.2 | 2 |
| 1970 general election | South West Norfolk | | 16,572 | 42.7 | 2 |
| 1970 general election | Swansea East | | 28,183 | 68.5 | 1 |
| 1970 general election | Tottenham | | 17,367 | 61.3 | 1 |
| 1970 general election | Wallsend | | 39,065 | 61.3 | 1 |
| 1973 by-election | Dundee East | | 14,411 | 32.7 | 1 |
| 1974 Feb general election | Aberdeen North | | 23,193 | 47.7 | 1 |
| 1974 Feb general election | Bradford North | | 22,381 | 43.3 | 1 |
| 1974 Feb general election | Bridgwater | | 16,786 | 29.5 | 2 |
| 1974 Feb general election | Burnley | | 21,108 | 50.4 | 1 |
| 1974 Feb general election | Carlton | | 20,147 | 33.5 | 2 |
| 1974 Feb general election | Chorley | | 25,440 | 40.3 | 1 |
| 1974 Feb general election | Consett | | 27,401 | 61.1 | 1 |
| 1974 Feb general election | Coventry North East | | 30,496 | 63.9 | 1 |
| 1974 Feb general election | Doncaster | | 23,041 | 47.9 | 1 |
| 1974 Feb general election | Dundee East | | 17,100 | 33.7 | 2 |
| 1974 Feb general election | Gateshead East | | 27,269 | 55.2 | 1 |
| 1974 Feb general election | Glasgow Garscadden | | 21,035 | 52.3 | 1 |
| 1974 Feb general election | Gloucester | | 18,215 | 35.2 | 2 |
| 1974 Feb general election | Leeds West | | 19,436 | 42.1 | 1 |
| 1974 Feb general election | Newton | | 38,369 | 49.3 | 1 |
| 1974 Feb general election | Paisley | | 23,820 | 48.4 | 1 |
| 1974 Feb general election | St Pancras North | | 14,761 | 52.8 | 1 |
| 1974 Feb general election | Salford West | | 16,808 | 51.3 | 1 |
| 1974 Feb general election | Swansea East | | 28,537 | 66.3 | 1 |
| 1974 Feb general election | Tottenham | | 16,999 | 54.8 | 1 |
| 1974 Feb general election | Wallsend | | 41,811 | 62.0 | 1 |
| 1974 Oct general election | Aberdeen North | | 23,130 | 50.9 | 1 |
| 1974 Oct general election | Bradford North | | 22,841 | 49.1 | 1 |
| 1974 Oct general election | Burnley | | 21,642 | 54.8 | 1 |
| 1974 Oct general election | Chorley | | 27,290 | 44.1 | 1 |
| 1974 Oct general election | Consett | | 27,123 | 67.0 | 1 |
| 1974 Oct general election | Coventry North East | | 26,489 | 59.5 | 1 |
| 1974 Oct general election | Doncaster | | 22,177 | 51.3 | 1 |
| 1974 Oct general election | Dundee East | | 15,137 | 32.7 | 2 |
| 1974 Oct general election | Gateshead East | | 27,620 | 61.9 | 1 |
| 1974 Oct general election | Glasgow Garscadden | | 19,737 | 50.9 | 1 |
| 1974 Oct general election | Leeds West | | 20,669 | 49.6 | 1 |
| 1974 Oct general election | Newton | | 38,956 | 53.3 | 1 |
| 1974 Oct general election | Paisley | | 21,368 | 44.8 | 1 |
| 1974 Oct general election | Rochdale | | 17,339 | 36.8 | 2 |
| 1974 Oct general election | St Pancras North | | 14,155 | 58.5 | 1 |
| 1974 Oct general election | Salford West | | 17,112 | 57.2 | 1 |
| 1974 Oct general election | Tottenham | | 15,708 | 58.8 | 1 |
| 1974 Oct general election | Wallsend | | 37,180 | 58.1 | 1 |
| 1979 general election | Aberdeen North | | 26,771 | 59.3 | 1 |
| 1979 general election | Bradford North | | 25,069 | 50.9 | 1 |
| 1979 general election | Burnley | | 20,172 | 50.8 | 1 |
| 1979 general election | Chorley | | 28,546 | 43.0 | 2 |
| 1979 general election | Consett | | 26,708 | 61.3 | 1 |
| 1979 general election | Coventry North East | | 27,010 | 57.3 | 1 |
| 1979 general election | Doncaster | | 22,184 | 48.9 | 1 |
| 1979 general election | Gateshead East | | 28,776 | 61.2 | 1 |
| 1979 general election | Hackney North and Stoke Newington | | 14,688 | 51.6 | 1 |
| 1979 general election | Kilmarnock | | 25,718 | 52.6 | 1 |
| 1979 general election | Leeds West | | 21,290 | 49.4 | 1 |
| 1979 general election | Manchester Blackley | | 20,346 | 50.4 | 1 |
| 1979 general election | Newton | | 41,466 | 51.4 | 1 |
| 1979 general election | Rochdale | | 16,878 | 34.3 | 2 |
| 1979 general election | St Pancras North | | 14,556 | 54.2 | 1 |
| 1979 general election | Salford West | | 18,411 | 61.5 | 1 |
| 1979 general election | Tottenham | | 16,299 | 56.9 | 1 |
| 1979 general election | Wallsend | | 38,214 | 55.1 | 1 |
| 1983 general election | Aberdeen North | | 19,262 | 47.0 | 1 |
| 1983 general election | Coventry North East | | 22,190 | 47.8 | 1 |
| 1983 general election | Doncaster Central | | 21,154 | 42.0 | 1 |
| 1983 general election | Edinburgh Leith | | 16,177 | 39.7 | 1 |
| 1983 general election | Gateshead East | | 22,981 | 48.3 | 1 |
| 1983 general election | Hackney North and Stoke Newington | | 18,989 | 52.0 | 1 |
| 1983 general election | Kilmarnock and Loudoun | | 20,250 | 43.6 | 1 |
| 1983 general election | Leeds West | | 15,860 | 34.0 | 2 |
| 1983 general election | Manchester Blackley | | 20,132 | 48.1 | 1 |
| 1983 general election | St Helens North | | 25,334 | 47.9 | 1 |
| 1983 general election | Salford East | | 21,373 | 53.7 | 1 |
| 1983 general election | Tottenham | | 22,423 | 52.0 | 1 |
| 1983 general election | Wallsend | | 26,615 | 50.1 | 1 |
| 1985 by-election | Tyne Bridge | | 13,517 | 57.8 | 1 |
| 1986 by-election | Knowsley North | | 17,403 | 56.3 | 1 |
| 1987 general election | Aberdeen North | | 24,145 | 54.7 | 1 |
| 1987 general election | Bury North | | 21,186 | 37.8 | 2 |
| 1987 general election | Caithness and Sutherland | | 3,437 | 14.9 | 3 |
| 1987 general election | Doncaster Central | | 26,266 | 51.2 | 1 |
| 1987 general election | Edinburgh Leith | | 21,104 | 49.3 | 1 |
| 1987 general election | Feltham and Heston | | 22,325 | 37.4 | 2 |
| 1987 general election | Glasgow Pollok | | 23,239 | 63.1 | 1 |
| 1987 general election | Kilmarnock and Loudoun | | 23,713 | 48.5 | 1 |
| 1987 general election | Knowsley North | | 27,454 | 69.9 | 1 |
| 1987 general election | Manchester Blackley | | 22,476 | 52.4 | 1 |
| 1987 general election | St Helens North | | 28,989 | 53.7 | 1 |
| 1987 general election | Salford East | | 22,555 | 58.8 | 1 |
| 1987 general election | Sheffield Central | | 25,872 | 67.7 | 1 |
| 1987 general election | Sheffield Heeley | | 28,425 | 53.4 | 1 |
| 1987 general election | Tyne Bridge | | 23,131 | 63.0 | 1 |
| 1987 general election | Wallsend | | 32,709 | 56.8 | 1 |
| 1992 general election | Aberdeen North | | 18,845 | 47.0 | 1 |
| 1992 general election | Bolton North East | | 21,459 | 44.5 | 2 |
| 1992 general election | Doncaster Central | | 27,795 | 54.3 | 1 |
| 1992 general election | Glasgow Pollok | | 14,170 | 43.4 | 1 |
| 1992 general election | Kilmarnock and Loudoun | | 22,210 | 44.8 | 1 |
| 1992 general election | Knowsley North | | 27,517 | 77.5 | 1 |
| 1992 general election | Manchester Blackley | | 23,031 | 60.2 | 1 |
| 1992 general election | Rotherham | | 27,933 | 63.9 | 1 |
| 1992 general election | Salford East | | 20,327 | 60.0 | 1 |
| 1992 general election | Sheffield Central | | 22,764 | 68.7 | 1 |
| 1992 general election | Sheffield Heeley | | 28,005 | 55.7 | 1 |
| 1992 general election | St Helens North | | 31,930 | 57.9 | 1 |
| 1992 general election | Tyne Bridge | | 22,328 | 67.2 | 1 |