Petralia Soprana (Sicilian: Pitralìa Suprana) is a comune (municipality) in the Metropolitan City of Palermo in the Italian region Sicily, located about southeast of Palermo. As of 31 December 2004, it had a population of 3,630 and an area of .
The municipality of Petralia Soprana contains the frazioni (subdivisions, mainly villages and hamlets) Acquamara, Borgo Aiello, Borgo Pala, Cipampini, Cozzo Bianco, Fasanò, Gioiotti, Gulini, LoDico, Lucia, Madonnuzza, Miranti, Pellizzara, Pianello, Pira, , San Giovanni, SS. Trinità, Sabatini, Saccù, Salaci, Salinella, Scarcini, Scarpella, Serra di Lio, Stretti, Verdi I e Verdi II, and Villa Letizia.
Petralia Soprana borders the following municipalities: Alimena, Blufi, Bompietro, Gangi, Geraci Siculo, Petralia Sottana. It is a member of the I Borghi più belli d'Italia ("The most beautiful villages of Italy") association.