 502 (or about 6.99% of the population) belonged to no church, are agnostic or atheist, and 264 individuals (or about 3.67% of the population) did not answer the question.In Marly about 2,341 or (32.6%) of the population have completed non-mandatory upper secondary education, and 1,223 or (17.0%) have completed additional higher education (either university or a "Fachhochschule").Of the 1,223 who completed tertiary schooling, 56.8% were Swiss men, 25.9% were Swiss women, 10.2% were non-Swiss men and 7.0% were non-Swiss women.