This business is categorized as a Private School business. Casa Dia Montessori is located on 10109 Watson Rd in Saint Louis. Services provided by this facility consist of Child Care Services, Field Trips, Day Care. They can be contacted by calling (314) 835-9500 . Casa Dia Montessori have a MojoPages.com ranking of #2 for the Child Care award. They have a total of 6 reviews, 4 positive reviews and 2 negative reviews.