Results breakdown of the 1991 Spanish local elections (Catalonia)

This is the results breakdown of the local elections held in Catalonia on 26 May 1991. 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.

Badalona

 * Population: 225,207

Barcelona

 * Population: 1,707,286

Cornellà de Llobregat

 * Population: 86,287

Girona

 * Population: 70,876

L'Hospitalet de Llobregat

 * Population: 276,198

Lleida

 * Population: 111,825

Mataró

 * Population: 101,882

Reus

 * Population: 86,407

Sabadell

 * Population: 192,142

Sant Cugat del Vallès

 * Population: 39,316

Santa Coloma de Gramenet

 * Population: 135,486

Tarragona

 * Population: 112,360

Terrassa

 * Population: 161,682