During the 2010-11 school year, there were a total of 135 students attending 7 classes in Semsales. A total of 201 students from the municipality attended any school, either in the municipality or outside of it. There were 2 kindergarten classes with a total of 31 students in the municipality. The municipality had 5 primary classes and 104 students. During the same year, there were no lower secondary classes in the municipality, but 37 students attended lower secondary school in a neighboring municipality. There were no upper Secondary classes or vocational classes, but there were 6 upper Secondary students and 23 upper Secondary vocational students who attended classes in another municipality. The municipality had no non-university Tertiary classes, but there was one specialized Tertiary student who attended classes in another municipality.