Dún Laoghaire–Rathdown County Council: 2004 Local Election
| Party | Seats | Votes | Share | Candidates | Constituencies | |||||
| Fine Gael |  | 9 | (+1) | 19613 | 24.1% | (-3.3%) | 12 | (-2) | 6 | |
| Fianna Fáil |  | 7 | (-3) | 20267 | 24.9% | (-6.7%) | 14 | (-1) | 6 | |
| Labour Party |  | 6 | 16549 | 20.3% | (+2.2%) | 10 | 6 | |||
| Green Party |  | 4 | (+3) | 8432 | 10.3% | (+3.0%) | 6 | 6 | ||
| Progressive Democrats |  | 1 | (-2) | 6851 | 8.4% | (+0.4%) | 5 | 5 | ||
| Independent |  | 1 | (+1) | 3641 | 4.5% | (-1.6%) | 3 | (-5) | 2 | (-3) |
| Sinn Féin |  | 0 | 2994 | 3.7% | (+2.5%) | 3 | (+2) | 3 | (+2) | |
| Socialist Workers |  | 0 | 1903 | 2.3% | (+1.9%) | 2 | 2 | (+1) | ||
| Socialist Party |  | 0 | 1287 | 1.6% | (+1.6%) | 1 | (+1) | 1 | (+1) | |