Hope Montessori Academy 900 N Mason Rd, Saint Louis, MO63141 This Hope Montessori Academy is one of five located in the St. Louis area. Just a half mile south of Olive Boulevard,…More Hope Montessori is directly next to the Andrews Academy. The age range for Hope Montessori Academy is 2 1/2 yrs to kindergarten with the infant toddler community ranging from 6 weeks to 3 years of age. The school grounds are a beautifully wooded and grassy area which is right next to Millennium Park. The school offers before and after care, full and half day enrollment, a secure play area, a pool and summer camp programs. Please call to set up a visit or just stop by and see what Hope Montessori has to offer.