In Castel San Pietro there were a total of 302 students (). The Ticino education system provides up to three years of non-mandatory kindergarten and in Castel San Pietro there were 42 children in kindergarten. The primary school program lasts for five years and includes both a standard school and a special school.
Castel San Pietro had 302 students, and the Ticino education system offers a three-year optional kindergarten program. There were 42 children attending kindergarten in Castel San Pietro. The primary school program is five years long and includes both regular and specialized schools.