- Source: 1987 Basque foral elections
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.
Overall
Foral deputation control
The following table lists party control in the foral deputations. Gains for a party are displayed with the cell's background shaded in that party's colour.