During the 2012-13 school year, there were a total of 95 students attending classes in Trachselwald. There were a total of 19 students in the German language kindergarten classes in the municipality. Of the kindergarten students, 10.5% were permanent or temporary residents of Switzerland (not citizens) and 5.3% have a different mother language than the classroom language. The municipality's primary school had 55 students in German language classes. Of the primary students, 7.3% were permanent or temporary residents of Switzerland (not citizens) and 1.8% have a different mother language than the classroom language. During the same year, the lower secondary schools in neighboring municipalities had a total of 21 students from Trachselwald.