St. Mary of the Annunciation School Share: Pick up Guide HereSchools & Child Care Visit Website Request Info 22277 W. Erhart Rd. Mundelein, IL 60060 847-223-4021 About Map About St. Mary of the Annunciation School offers 3 & 4 year-old preschool through grade 5. Through our strong academic program and faith formation, we prepare students for high school, college and beyond. What's Nearby? Distance: 5 10 15 20 25 50 mi.