São Caetano is a Portuguese parish in Cantanhede Municipality, with 17.23 square kilometers in area and 938 inhabitants (2001). Density: 54.4 inhabitants / km ².
The seat is about ten kilometers from Cantanhede. The parish is limited, the South by Cantanhede, Cadima and Sanguinheira; the west by Tocha, the east by Febres and Vilamar; and North, by Corticeiro de Cima and by Mira.
Economic activity is largely based on agriculture and jewellery. Its population is distributed by 10 seats: Perboi de Cima, Perboi de Baixo, Rilhóses, Sardão, Olho de S. Caetano, S. Caetano, Corgo Côvo, Criação, Pisão and Cantos.