Template:Portuguese parliamentary election, 2011
| 政黨 | 票數 | % | ± | 議會席次 | 席次%/ 票數% | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2009 | 2011 | ± | % | ± | ||||||||||
| 社會民主黨 | 2,159,181 | 38.66 | ▲9.6 | 81 | 108 | ▲27 | 46.96 | ▲11.7 | 1.21 | |||||
| 社會黨 | 1,566,347 | 28.05 | ▼8.5 | 97 | 74 | ▼23 | 32.17 | ▼10.0 | 1.15 | |||||
| 人民黨 | 653,888 | 11.71 | ▲1.3 | 21 | 24 | ▲3 | 10.43 | ▲1.3 | 0.89 | |||||
| 联合民主联盟 | 441,147 | 7.90 | ▲0.0 | 15 | 16 | ▲1 | 6.96 | ▲0.4 | 0.88 | |||||
| 左翼集團 | 288,923 | 5.17 | ▼4.6 | 16 | 8 | ▼8 | 3.48 | ▼3.5 | 0.67 | |||||
| 葡萄牙工人共產黨 | 62,610 | 1.12 | ▲0.2 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 爱护动物和自然党 | 57,995 | 1.04 | — | — | 0 | — | 0.00 | — | 0.0 | |||||
| 地球黨 | 22,705 | 0.41 | ▲0.3 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 期望葡萄牙運動 | 21,942 | 0.39 | ▼0.1 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 民族更新黨 | 17,548 | 0.31 | ▲0.1 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 工黨 | 16,895 | 0.30 | ▲0.2 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 人民君主主義者黨 | 14,687 | 0.26 | ▼0.0 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 新民主黨 | 11,806 | 0.21 | ▼0.2 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 葡萄牙親生活黨 | 8,209 | 0.15 | ━ 0.0 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 社會主義團結工人黨 | 4,572 | 0.08 | ━ 0.0 | 0 | 0 | ━ 0 | 0.00 | ━ 0.0 | 0.0 | |||||
| 大西洋民主黨 | 4,569 | 0.08 | — | — | 0 | — | 0.00 | — | 0.0 | |||||
| 人道黨 | 3,588 | 0.06 | — | — | 0 | — | 0.00 | — | 0.0 | |||||
| 總有效票 | 5,357,037 | 95.92 | ▼1.0 | 230 | 230 | ━ 0 | 100.00 | ━ 0.0 | — | |||||
| 空白票 | 148,618 | 2.66 | ▲0.9 | |||||||||||
| 無效票 | 79,399 | 1.42 | ▲0.1 | |||||||||||
| 總和 (投票率 58.03%) | 5,585,054 | 100.00 | ▼1.7 | |||||||||||
| Source: Comissão Nacional de Eleições | ||||||||||||||