'Faetano' is one of the 9
communes or "castelli" of
San Marino. It has 1.132 inhabitants (conditions 2006) in an area of 7,75 km². It borders on the San Marino municipalities
Montegiardino,
Fiorentino,
Borgo Maggiore, and
Domagnano and the Italian municipalities
Coriano,
Montescudo and
Sassofeltrio. It was attached voluntarily to San Marino in 1463 in the last territorial expansion.