Results breakdown of the 1987 Spanish local elections (Basque Country)

This is the results breakdown of the local elections held in the Basque Country on 10 June 1987. The following tables show detailed results in the autonomous community's most populous municipalities, sorted alphabetically.

City control
The following table lists party control in the most populous municipalities, including provincial capitals (shown in bold). Gains for a party are displayed with the cell's background shaded in that party's colour.

Barakaldo

 * Population: 114,094

Basauri

 * Population: 51,931

Bilbao

 * Population: 381,506

Donostia-San Sebastián

 * Population: 171,885

Getxo

 * Population: 77,856

Irún

 * Population: 54,043

Portugalete

 * Population: 57,794

Rentería

 * Population: 43,676

Santurtzi

 * Population: 52,502

Vitoria-Gasteiz

 * Population: 199,449