 18 (or about 11.92% of the population) belonged to no church, are agnostic or atheist, and 4 individuals (or about 2.65% of the population) did not answer the question.In Liedertswil about 81 or (53.6%) of the population have completed non-mandatory upper secondary education, and 13 or (8.6%) have completed additional higher education (either university or a "Fachhochschule").Of the 13 who completed tertiary schooling, 61.5% were Swiss men, 30.8% were Swiss women.