 28 (or about 2.44% of the population) belonged to no church, are agnostic or atheist, and 33 individuals (or about 2.88% of the population) did not answer the question.In Tentlingen about 405 or (35.3%) of the population have completed non-mandatory upper secondary education, and 104 or (9.1%) have completed additional higher education (either university or a "Fachhochschule").Of the 104 who completed tertiary schooling, 71.2% were Swiss men, 16.3% were Swiss women, 9.6% were non-Swiss men.