This is the results breakdown of the local elections held in Castile and León on 26 May 1991. The following tables show detailed results in the autonomous community's most populous municipalities, sorted alphabetically. Overall 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. Municipalities Ávila Population: 46,992 Burgos Population: 163,507 León Population: 137,758 Palencia Population: 77,464 Ponferrada Population: 60,401 Salamanca Population: 162,037 Segovia Population: 55,188 Soria Population: 32,609 Valladolid Population: 333,680 Zamora Population: 63,436 See also 1991 Castilian-Leonese regional election References Castile and León 1991