Cork County Council: 1999 Local Election
| Party | Seats | Votes | Share | Candidates | Constituencies | |||||
| Fine Gael |  | 21 | (+1) | 50810 | 38.3% | (+2.9%) | 30 | (+2) | 10 | (+2) |
| Fianna Fáil |  | 19 | 51147 | 38.5% | (+1.9%) | 29 | 10 | (+2) | ||
| Labour Party |  | 4 | 13520 | 10.2% | (+4.0%) | 11 | (+3) | 10 | (+3) | |
| Independent |  | 3 | 8404 | 6.3% | (-3.2%) | 9 | (-5) | 5 | (-1) | |
| Progressive Democrats |  | 1 | 3406 | 2.6% | (-2.9%) | 3 | (-7) | 3 | (-4) | |
| Sinn Féin |  | 0 | 2566 | 1.9% | (+1.6%) | 4 | (+2) | 4 | (+3) | |
| Green Party |  | 0 | 1488 | 1.1% | (-1.0%) | 6 | (+1) | 6 | (+1) | |
| National Party |  | 0 | 1148 | 0.9% | (+0.9%) | 2 | (+2) | 2 | (+2) | |
| Christian Solidarity |  | 0 | 235 | 0.2% | (+0.2%) | 1 | (+1) | 1 | (+1) | |
| Natural Law |  | 0 | 91 | 0.1% | (+0.1%) | 1 | (+1) | 1 | (+1) | |