 In Rheineck about 62.2% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either university or a "Fachhochschule").Out of the total population in Rheineck, , the highest education level completed by 813 people (25.2% of the population) was Primary, while 1,171 (36.2%) have completed their secondary education, 267 (8.3%) have attended a Tertiary school, and 167 (5.2%) are not in school.The remainder did not answer this question.