 53 (or about 10.50% of the population) belonged to no church, are agnostic or atheist, and 15 individuals (or about 2.97% of the population) did not answer the question.In Saint-Martin, about 158 or (31.3%) of the population have completed non-mandatory upper secondary education, and 49 or (9.7%) have completed additional higher education (either university or a "Fachhochschule").Of the 49 who completed tertiary schooling, 55.1% were Swiss men, and 38.8% were Swiss women.