The 1987 Basque foral elections were held on Wednesday, 10 June 1987, to elect the 3rd 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, as well as the 1987 European Parliament election.
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Nationalist Party (EAJ/PNV) | 235,223 | 21.78 | –17.78 | 32 | –42 | ||
| Popular Unity (HB) | 207,382 | 19.21 | +4.97 | 32 | +12 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 204,118 | 18.90 | –7.42 | 32 | –7 | ||
| Basque Solidarity (EA) | 190,136 | 17.61 | New | 35 | +35 | ||
| Basque Country Left (EE) | 106,797 | 9.89 | +1.98 | 12 | +6 | ||
| People's Alliance (AP)1 | 66,893 | 6.19 | –2.61 | 6 | –8 | ||
| Democratic and Social Centre (CDS) | 36,756 | 3.40 | +3.08 | 4 | +4 | ||
| United Left (IU/EB) | 8,786 | 0.81 | New | 0 | ±0 | ||
| Workers' Party of Spain–Communist Unity (PTE–UC)2 | 8,005 | 0.74 | –1.30 | 0 | ±0 | ||
| People's Democratic Party–Liberal Party (PDP–PL) | 2,013 | 0.19 | New | 0 | ±0 | ||
| Independent Group of the Sparse Lands (AITE) | 1,196 | 0.11 | New | 0 | ±0 | ||
| Left Socialist Coordinator (CSI) | 855 | 0.08 | New | 0 | ±0 | ||
| Humanist Platform (PH) | 395 | 0.04 | New | 0 | ±0 | ||
| Basque Social Democratic Party (PSDV) | 249 | 0.02 | New | 0 | ±0 | ||
| Blank ballots | 11,007 | 1.02 | +0.42 | ||||
| Total | 1,079,811 | 153 | ±0 | ||||
| Valid votes | 1,079,811 | 99.07 | +0.31 | ||||
| Invalid votes | 10,185 | 0.93 | –0.31 | ||||
| Votes cast / turnout | 1,089,996 | 67.45 | +2.86 | ||||
| Abstentions | 526,121 | 32.55 | –2.86 | ||||
| Registered voters | 1,616,117 | ||||||
| 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 | Basque Nationalist Party (EAJ/PNV) | Socialist Party of the Basque Country (PSE–PSOE) | |||
| Biscay | Basque Nationalist Party (EAJ/PNV) | Basque Nationalist Party (EAJ/PNV) | |||
| Gipuzkoa | Basque Solidarity (EA) | Basque Solidarity (EA) | |||
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Solidarity (EA) | 27,934 | 20.96 | New | 12 | +12 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 26,241 | 19.69 | –8.67 | 11 | –3 | ||
| Basque Nationalist Party (EAJ/PNV) | 23,185 | 17.40 | –19.71 | 10 | –13 | ||
| Popular Unity (HB) | 18,653 | 14.00 | +5.16 | 8 | +4 | ||
| People's Alliance (AP)1 | 12,320 | 9.24 | –6.32 | 4 | –5 | ||
| Basque Country Left (EE) | 10,666 | 8.00 | +1.85 | 3 | +2 | ||
| Democratic and Social Centre (CDS) | 9,442 | 7.09 | +5.33 | 3 | +3 | ||
| Independent Group of the Sparse Lands (AITE) | 1,196 | 0.90 | New | 0 | ±0 | ||
| Left Socialist Coordinator (CSI) | 855 | 0.64 | New | 0 | ±0 | ||
| Workers' Party of Spain–Communist Unity (PTE–UC)2 | 619 | 0.46 | –0.41 | 0 | ±0 | ||
| People's Democratic Party (PDP) | 607 | 0.46 | New | 0 | ±0 | ||
| Blank ballots | 1,544 | 1.16 | +0.41 | ||||
| Total | 133,262 | 51 | ±0 | ||||
| Valid votes | 133,262 | 98.83 | +0.27 | ||||
| Invalid votes | 1,581 | 1.17 | –0.27 | ||||
| Votes cast / turnout | 134,843 | 68.26 | +1.46 | ||||
| Abstentions | 62,703 | 31.74 | –1.46 | ||||
| Registered voters | 197,546 | ||||||
| Sources | |||||||
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Nationalist Party (EAJ/PNV) | 161,899 | 27.28 | –12.30 | 16 | –10 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 116,441 | 19.62 | –8.16 | 12 | –1 | ||
| Popular Unity (HB) | 104,625 | 17.63 | +4.96 | 10 | +4 | ||
| Basque Solidarity (EA) | 76,402 | 12.88 | New | 7 | +7 | ||
| Basque Country Left (EE) | 55,554 | 9.36 | +2.42 | 4 | +2 | ||
| People's Alliance (AP)1 | 36,493 | 6.15 | –3.76 | 1 | –3 | ||
| Democratic and Social Centre (CDS) | 21,896 | 3.69 | New | 1 | +1 | ||
| United Left (IU/EB) | 6,944 | 1.17 | New | 0 | ±0 | ||
| Workers' Party of Spain–Communist Unity (PTE–UC)2 | 5,082 | 0.86 | –1.65 | 0 | ±0 | ||
| People's Democratic Party (PDP) | 988 | 0.17 | New | 0 | ±0 | ||
| Humanist Platform (PH) | 395 | 0.07 | New | 0 | ±0 | ||
| Basque Social Democratic Party (PSDV) | 249 | 0.04 | New | 0 | ±0 | ||
| Blank ballots | 6,404 | 1.08 | +0.60 | ||||
| Total | 593,372 | 51 | ±0 | ||||
| Valid votes | 593,372 | 99.07 | +0.26 | ||||
| Invalid votes | 5,578 | 0.93 | –0.26 | ||||
| Votes cast / turnout | 598,950 | 66.85 | +1.29 | ||||
| Abstentions | 297,060 | 33.15 | –1.29 | ||||
| Registered voters | 896,010 | ||||||
| Sources | |||||||
| Parties and alliances | Popular vote | Seats | |||||
|---|---|---|---|---|---|---|---|
| Votes | % | ±pp | Total | +/− | |||
| Basque Solidarity (EA) | 85,800 | 24.29 | New | 16 | +16 | ||
| Popular Unity (HB) | 84,104 | 23.81 | +4.62 | 14 | +4 | ||
| Socialist Party of the Basque Country (PSE–PSOE) | 61,436 | 17.40 | –5.49 | 9 | –3 | ||
| Basque Nationalist Party (EAJ/PNV) | 50,139 | 14.20 | –26.29 | 6 | –19 | ||
| Basque Country Left (EE) | 40,577 | 11.49 | +1.14 | 5 | +2 | ||
| People's Alliance (AP)1 | 18,080 | 5.12 | +0.97 | 1 | ±0 | ||
| Democratic and Social Centre (CDS) | 5,418 | 1.53 | +1.21 | 0 | ±0 | ||
| Workers' Party of Spain–Communist Unity (PTE–UC)2 | 2,304 | 0.65 | –0.99 | 0 | ±0 | ||
| United Left (IU/EB) | 1,842 | 0.52 | New | 0 | ±0 | ||
| People's Democratic Party–Liberal Party (PDP–PL) | 418 | 0.12 | New | 0 | ±0 | ||
| Blank ballots | 3,059 | 0.87 | +0.11 | ||||
| Total | 353,177 | 51 | ±0 | ||||
| Valid votes | 353,177 | 99.15 | +0.41 | ||||
| Invalid votes | 3,026 | 0.85 | –0.41 | ||||
| Votes cast / turnout | 356,203 | 68.16 | +6.04 | ||||
| Abstentions | 166,358 | 31.84 | –6.04 | ||||
| Registered voters | 522,561 | ||||||
| Sources | |||||||