Local Elections
| Election | Seats | Candidates | First Pref Share | Votes | Constituencies Contested |
| 2024 Local Election | 55 | 110 | 3.4% | 97573 | 98/166 |
| 2019 Local Election | 57 | 111 | 5.7% | 99499 | 95/166 |
| 2014 Local Election | 51 | 190 | 7.2% | 121895 | 111/137 |
| 2009 Local Election | 135 | 217 | 14.7% | 278083 | 146/175 |
| 2004 Local Election | 105 | 217 | 11.5% | 209455 | 145/184 |
| 1999 Local Election | 86 | 221 | 10.8% | 154919 | 144/184 |
| 1991 Local Election | 92 | 207 | 10.6% | 149571 | 136/180 |
| 1985 Local Election | 60 | 229 | 7.7% | 110292 | 130/180 |
| 1979 Local Election | 75 | 231 | 11.8% | 160684 | 104/155 |
| 1974 Local Election | 79 | 284 | 12.8% | 158444 | 114/147 |
| 1967 Local Election | 59 | 190 | 14.0% | 127527 | 86/119 |
| 1960 Local Election | 40 | 95 | 8.7% | 51436 | 49/87 |
| 1955 Local Election | 15 | 63 | 4.4% | 17504 | 27/59 |
| 1950 Local Election | 11 | 48 | 4.2% | 13754 | 25/49 |
| 1945 Local Election | 15 | 36 | 4.4% | 14935 | 20/49 |
| 1942 Local Election | 22 | 74 | 7.7% | 23863 | 28/49 |
| 1934 Local Election | 11 | 49 | 3.6% | 7962 | 24/52 |
| 1928 Local Election | 22 | 46 | 5.4% | 8238 | 23/46 |
| 1925 Local Election | 32 | 57 | 5.7% | 8749 | 23/46 |
| 1920 Local Election | 4 | 12 | 1.7% | 357 | 3/12 |