Dún Laoghaire–Rathdown County Council: 2009 Local Election
| Party | Seats | Votes | Share | Candidates | Constituencies | |||||
| Fine Gael |  | 11 | (+2) | 28754 | 34.4% | (+10.3%) | 13 | (+1) | 6 | |
| Labour Party |  | 8 | (+2) | 19094 | 22.8% | (+2.5%) | 12 | (+2) | 6 | |
| Fianna Fáil |  | 4 | (-3) | 13116 | 15.7% | (-9.2%) | 12 | (-2) | 6 | |
| Independent |  | 3 | (+2) | 9061 | 10.8% | (+6.3%) | 11 | (+8) | 5 | (+3) |
| People Before Profit |  | 2 | (+2) | 6266 | 7.5% | (+7.5%) | 2 | (+2) | 2 | (+2) |
| Green Party |  | 0 | (-4) | 5260 | 6.3% | (-4.1%) | 6 | 6 | ||
| Sinn Féin |  | 0 | 2157 | 2.6% | (-1.1%) | 5 | (+2) | 5 | (+2) | |