Longford County Council: 1999 Local Election
| Party | Seats | Votes | Share | Candidates | Constituencies | |||||
| Fine Gael |  | 10 | (+3) | 7146 | 41.3% | (+0.6%) | 11 | (-1) | 4 | (-1) |
| Fianna Fáil |  | 8 | (+1) | 7392 | 42.7% | (+3.1%) | 16 | (+3) | 4 | (-1) |
| Independent |  | 1 | (-2) | 1533 | 8.9% | (-7.0%) | 5 | (-1) | 3 | (+1) |
| Progressive Democrats |  | 1 | (+1) | 717 | 4.1% | (+4.1%) | 1 | (+1) | 1 | (+1) |
| Republican Sinn Féin |  | 1 | 478 | 2.8% | (-1.2%) | 1 | 1 | |||
| Labour Party |  | 0 | 54 | 0.3% | (+0.3%) | 1 | (+1) | 1 | (+1) | |