Program Information Irvine Montessori sits on a 1 acre lot strategically located in the heart of the Irvine Business Center serving the residents as well as the business center community. With a capacity of 180 students, we cater to children ages 18 months to 7 years of age. Irvine Montessori has 8 well equipped classrooms and has an indoor & outdoor gym. We are a year round school and offer a fun summer curriculum for the children. We are dedicated to the whole being of the child and are devoted to unfolding each of their potential.