Donegal County Council: 1999 Local Election
| Party | Seats | Votes | Share | Candidates | Constituencies | |||||
| Fianna Fáil |  | 14 | (+3) | 27090 | 41.5% | (+5.2%) | 20 | (+1) | 6 | (+1) |
| Fine Gael |  | 8 | (-1) | 14931 | 22.8% | (-1.9%) | 18 | (+3) | 6 | (+1) |
| Independent Fianna Fáil |  | 4 | 9277 | 14.2% | (-6.4%) | 8 | (-6) | 5 | ||
| Independent |  | 2 | 6966 | 10.7% | (+2.3%) | 9 | (+1) | 6 | (+3) | |
| Labour Party |  | 1 | 3327 | 5.1% | (+2.8%) | 5 | (+4) | 5 | (+4) | |
| Sinn Féin |  | 0 | (-1) | 2844 | 4.4% | (-0.2%) | 5 | (+2) | 5 | (+2) |
| Progressive Democrats |  | 0 | 635 | 1.0% | (+1.0%) | 1 | (+1) | 1 | (+1) | |
| Republican Sinn Féin |  | 0 | 180 | 0.3% | (+0.3%) | 1 | (+1) | 1 | (+1) | |
| Green Party |  | 0 | 103 | 0.2% | (-0.5%) | 1 | 1 | |||