In Isorno about 64.1% of the population (between age 25 and 64) have completed either non-mandatory upper secondary education or additional higher education (either university or a Fachhochschule).
In Isorno, roughly 64.1% of individuals aged 25 to 64 hold a degree equivalent to non-mandatory upper secondary education or further higher education, whether from a university or a Fachhochschule.