During the 2009-10 school year, there were a total of 335 students attending classes in Thunstetten. There were 3 kindergarten classes with a total of 60 students in the municipality. Of the kindergarten students, 28.3% were permanent or temporary residents of Switzerland (not citizens) and 41.7% have a different mother language than the classroom language. The municipality had 11 primary classes and 215 students. Of the primary students, 21.9% were permanent or temporary residents of Switzerland (not citizens) and 30.7% have a different mother language than the classroom language. During the same year, there were 3 lower secondary classes with a total of 60 students. There were 36.7% who were permanent or temporary residents of Switzerland (not citizens) and 33.3% have a different mother language than the classroom language.