 There were 2 (or about 0.60% of the population) who were Islamic.21 (or about 6.27% of the population) belonged to no church, are agnostic or atheist, and 6 individuals (or about 1.79% of the population) did not answer the question.In Wittinsburg about 144 or (43.0%) of the population have completed non-mandatory upper secondary education, and 42 or (12.5%) have completed additional higher education (either university or a "Fachhochschule").