 From the , 203 or 93.5% were Roman Catholic, while 9 or 4.1% belonged to the Swiss Reformed Church.2 (or about 0.92% of the population) belonged to no church, are agnostic or atheist, and 3 individuals (or about 1.38% of the population) did not answer the question.In Birgisch about 83 or (38.2%) of the population have completed non-mandatory upper secondary education, and 10 or (4.6%) have completed additional higher education (either university or a "Fachhochschule").