The 1991 Basque foral elections were held on Sunday, 26 May 1991, to elect the 4th General Assemblies of Álava, Biscay and Gipuzkoa. All 153 seats in the three General Assemblies were up for election. The elections were held simultaneously with regional elections in thirteen autonomous communities and local elections all throughout Spain.
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Nationalist Party (EAJ/PNV) | 293,683 | 29.56 | +7.78 | 47 | +15 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 195,691 | 19.70 | +0.80 | 32 | ±0 | ||
| Popular Unity (HB) | 172,844 | 17.40 | –1.81 | 27 | –5 | ||
| Basque Solidarity (EA) | 123,334 | 12.41 | –5.20 | 19 | –16 | ||
| People's Party (PP)1 | 79,877 | 8.04 | +1.66 | 9 | +3 | ||
| Basque Country Left (EE) | 68,139 | 6.86 | –3.03 | 8 | –4 | ||
| Alavese Unity (UA) | 22,342 | 2.25 | New | 11 | +11 | ||
| United Left (IU/EB) | 17,864 | 1.80 | +0.99 | 0 | ±0 | ||
| Democratic and Social Centre (CDS) | 5,225 | 0.53 | –2.87 | 0 | –4 | ||
| Basque Country Greens (EHB) | 3,325 | 0.33 | New | 0 | ±0 | ||
| Green Union (UVE) | 732 | 0.07 | New | 0 | ±0 | ||
| Carlist Party (EKA/PC) | 567 | 0.06 | New | 0 | ±0 | ||
| Vitorian Youth (JV) | 465 | 0.05 | New | 0 | ±0 | ||
| Blank ballots | 9,415 | 0.95 | –0.07 | ||||
| Total | 993,503 | 153 | ±0 | ||||
| Valid votes | 993,503 | 99.16 | +0.09 | ||||
| Invalid votes | 8,407 | 0.84 | –0.09 | ||||
| Votes cast / turnout | 1,001,910 | 59.03 | –8.42 | ||||
| Abstentions | 695,489 | 40.97 | +8.42 | ||||
| Registered voters | 1,697,399 | ||||||
| Sources[1] [2] | |||||||
The following table lists party control in the foral deputations.[2] Gains for a party are displayed with the cell's background shaded in that party's colour.
| Deputation | Previous control | New control | |||
|---|---|---|---|---|---|
| Álava | Socialist Party of the Basque Country (PSE–PSOE) | Basque Nationalist Party (EAJ/PNV) | |||
| Biscay | Basque Nationalist Party (EAJ/PNV) | Basque Nationalist Party (EAJ/PNV) | |||
| Gipuzkoa | Basque Solidarity (EA) | Basque Nationalist Party (EAJ/PNV) | |||
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Nationalist Party (EAJ/PNV) | 31,535 | 25.84 | +8.44 | 14 | +4 | ||
| Alavese Unity (UA) | 22,342 | 18.30 | New | 11 | +11 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 22,080 | 18.09 | –1.60 | 11 | ±0 | ||
| Popular Unity (HB) | 13,872 | 11.37 | –2.63 | 7 | –1 | ||
| People's Party (PP)1 | 10,725 | 8.79 | –0.91 | 3 | –1 | ||
| Basque Solidarity (EA) | 10,570 | 8.66 | –12.30 | 3 | –9 | ||
| Basque Country Left (EE) | 5,497 | 4.50 | –3.50 | 2 | –1 | ||
| Democratic and Social Centre (CDS) | 1,685 | 1.38 | –5.71 | 0 | –3 | ||
| United Left (IU/EB) | 1,329 | 1.09 | New | 0 | ±0 | ||
| Green Union (UVE) | 732 | 0.60 | New | 0 | ±0 | ||
| Vitorian Youth (JV) | 465 | 0.38 | New | 0 | ±0 | ||
| Blank ballots | 1,224 | 1.00 | –0.16 | ||||
| Total | 122,056 | 51 | ±0 | ||||
| Valid votes | 122,056 | 98.97 | +0.14 | ||||
| Invalid votes | 1,270 | 1.03 | –0.14 | ||||
| Votes cast / turnout | 123,326 | 57.71 | –10.55 | ||||
| Abstentions | 90,361 | 42.29 | +10.55 | ||||
| Registered voters | 213,687 | ||||||
| Sources | |||||||
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Nationalist Party (EAJ/PNV) | 193,413 | 35.82 | +8.54 | 21 | +5 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 113,380 | 21.00 | +1.38 | 12 | ±0 | ||
| Popular Unity (HB) | 83,306 | 15.43 | –2.20 | 8 | –2 | ||
| People's Party (PP)1 | 47,552 | 8.81 | +2.49 | 4 | +3 | ||
| Basque Solidarity (EA) | 42,918 | 7.95 | –4.93 | 4 | –3 | ||
| Basque Country Left (EE) | 35,432 | 6.56 | –2.80 | 2 | –2 | ||
| United Left (IU/EB) | 13,061 | 2.42 | +1.25 | 0 | ±0 | ||
| Basque Country Greens (EHB) | 2,587 | 0.48 | New | 0 | ±0 | ||
| Democratic and Social Centre (CDS) | 2,547 | 0.47 | –3.22 | 0 | –1 | ||
| Carlist Party (EKA/PC) | 567 | 0.10 | New | 0 | ±0 | ||
| Blank ballots | 5,262 | 0.97 | –0.11 | ||||
| Total | 540,025 | 51 | ±0 | ||||
| Valid votes | 540,025 | 99.13 | +0.06 | ||||
| Invalid votes | 4,756 | 0.87 | –0.06 | ||||
| Votes cast / turnout | 544,781 | 58.13 | –8.72 | ||||
| Abstentions | 392,340 | 41.87 | +8.72 | ||||
| Registered voters | 937,121 | ||||||
| Sources | |||||||
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Popular Unity (HB) | 75,666 | 22.83 | –0.98 | 12 | –2 | ||
| Basque Solidarity (EA) | 69,846 | 21.07 | –3.22 | 12 | –4 | ||
| Basque Nationalist Party (EAJ/PNV) | 68,735 | 20.74 | +6.54 | 12 | +6 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 60,231 | 18.17 | +0.77 | 9 | ±0 | ||
| Basque Country Left (EE) | 27,210 | 8.21 | –3.28 | 4 | –1 | ||
| People's Party (PP)1 | 21,600 | 6.52 | +1.28 | 2 | +1 | ||
| United Left (IU/EB) | 3,474 | 1.05 | +0.53 | 0 | ±0 | ||
| Democratic and Social Centre (CDS) | 993 | 0.30 | –1.23 | 0 | ±0 | ||
| Basque Country Greens (EHB) | 738 | 0.22 | New | 0 | ±0 | ||
| Blank ballots | 2,929 | 0.88 | +0.01 | ||||
| Total | 331,422 | 51 | ±0 | ||||
| Valid votes | 331,422 | 99.29 | +0.14 | ||||
| Invalid votes | 2,381 | 0.71 | –0.14 | ||||
| Votes cast / turnout | 333,803 | 61.07 | –7.09 | ||||
| Abstentions | 212,788 | 38.93 | +7.09 | ||||
| Registered voters | 546,591 | ||||||
| Sources | |||||||