Casaletto Spartano is a town and comune in the province of Salerno in the Campania region of south-western Italy.

[3] Located in southern Cilento, between the Cilentan Coast and the Vallo di Diano, Casaletto Spartano is a hilltown located in the middle of a large forest area part of Cilento and Vallo di Diano National Park.

[4] The only hamlet (frazione) is the nearby village of Battaglia (40°8′49.81″N 15°37′28.2″E / 40.1471694°N 15.624500°E / 40.1471694; 15.624500), originally named Bactalearum.

[5] Other minor localities, at almost composed by few scattered farmhouses, are Affonnatora, Barbieri, Capello, Caravo, Castagna Grossa, Cerreta, Chiapponi, Conca, Fortino, Gioncoli, Marano, Mariolomeo, Melette, Monte Grosso, Pantanelle, Pie' dei Balzi, Serra dell'Edera, Sisamo, Valle Frassino, Vallennora, Vallonsecco and Varco delle Chiappe.

In Fortino is also located "Casaletto Spartano-Battaglia" station, part of the closed Sicignano–Lagonegro railway.