Local Elections
| Election | Seats | Candidates | First Pref Share | Votes | Constituencies Contested |
| 2024 Local Election | 243 | 341 | 23.0% | 421873 | 166/166 |
| 2019 Local Election | 256 | 406 | 25.3% | 439273 | 166/166 |
| 2014 Local Election | 234 | 468 | 24.0% | 407806 | 137/137 |
| 2009 Local Election | 347 | 485 | 32.2% | 608325 | 175/175 |
| 2004 Local Election | 298 | 486 | 27.6% | 504549 | 184/184 |
| 1999 Local Election | 281 | 468 | 28.1% | 401346 | 184/184 |
| 1991 Local Election | 272 | 479 | 26.5% | 372633 | 180/180 |
| 1985 Local Election | 287 | 578 | 29.8% | 426172 | 180/180 |
| 1979 Local Election | 292 | 573 | 34.6% | 469074 | 152/155 |
| 1974 Local Election | 280 | 587 | 33.6% | 417854 | 147/147 |
| 1967 Local Election | 231 | 445 | 33.7% | 307785 | 119/119 |
| 1960 Local Election | 144 | 276 | 27.3% | 162504 | 87/87 |
| 1955 Local Election | 97 | 195 | 28.2% | 112704 | 58/59 |
| 1950 Local Election | 57 | 133 | 19.7% | 64355 | 42/49 |
| 1945 Local Election | 26 | 49 | 9.6% | 32847 | 21/49 |
| 1942 Local Election | 36 | 65 | 14.4% | 44441 | 24/49 |
| 1934 Local Election | 118 | 240 | 41.4% | 91645 | 43/52 |