Results breakdown of the 2003 Spanish local elections (Balearic Islands)

This is the results breakdown of the local elections held in the Balearic Islands on 25 May 2003. 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.

Ciutadella de Menorca

 * Population: 24,741

Ibiza

 * Population: 37,408

Inca

 * Population: 24,467

Llucmajor

 * Population: 26,466

Manacor

 * Population: 33,326

Maó-Mahón

 * Population: 25,187

Palma de Mallorca

 * Population: 358,462

Santa Eulària des Riu

 * Population: 25,080