| 1974 Local Election - Sligo Corporation |  | 5.5% | 348 | 0.71 | |
| 1974 Local Election - Sligo |  | 5.2% | 550 | 0.52 | |
| 1977 general election - Sligo–Leitrim |  | 3.6% | 1282 | 0.14 | |
| 1979 Local Election - East Ward |  | 18.5% | 451 | 0.92 | |
| 1979 Local Election - Sligo |  | 9.7% | 1154 | 0.97 | |
| 1981 general election - Sligo–Leitrim |  | 2.0% | 934 | 0.10 | |
| 1982 (Feb) general election - Sligo–Leitrim |  | 2.3% | 1035 | 0.11 | |
| 1982 (Nov) general election - Sligo–Leitrim |  | 3.9% | 1832 | 0.20 | |
| 1985 Local Election - East Ward |  | 26.9% | 668 | 1.34 | |
| 1985 Local Election - Sligo |  | 20.3% | 960 | 1.22 | |
| 1987 general election - Sligo–Leitrim |  | 5.7% | 2584 | 0.28 | |
| 1989 general election - Sligo–Leitrim |  | 11.6% | 4947 | 0.58 | |
| 1991 Local Election - East Ward |  | 18.0% | 563 | 0.90 | |
| 1991 Local Election - Sligo |  | 13.0% | 675 | 0.78 | |
| 1992 general election - Sligo–Leitrim |  | 17.1% | 7328 | 0.86 | |
| 1997 general election - Sligo–Leitrim |  | 10.9% | 4905 | 0.54 | |
| 1999 Local Election - East Ward |  | 25.2% | 754 | 1.26 | |
| 1999 Local Election - Sligo Strandhill |  | 19.0% | 1547 | 1.52 | |
| 2002 general election - Sligo–Leitrim |  | 5.0% | 2429 | 0.25 | |
| 2004 Local Election - East Ward |  | 18.6% | 547 | 0.93 | |
| 2004 Local Election - Sligo/Strandhill |  | 13.5% | 1147 | 1.08 | |
| 2009 Local Election - Sligo/Strandhill |  | 16.8% | 1366 | 1.34 | |
| 2009 Local Election - East Ward |  | 27.7% | 912 | 1.38 | |
| 2011 general election - Sligo–North Leitrim |  | 5.1% | 2284 | 0.21 | |
| 2014 Local Election - Sligo |  | 11.0% | 1848 | 1.21 | |
| 2016 general election - Sligo–Leitrim |  | 5.2% | 3250 | 0.26 | |
| 2019 Local Election - Sligo–Strandhill |  | 15.8% | 1348 | 1.11 | |
| 2020 general election - Sligo–Leitrim |  | 3.7% | 2236 | 0.18 | |
| 2024 Local Election - Sligo–Strandhill |  | 18.5% | 1537 | 1.29 | |