August 12, 2025 @ 8:00 am - 2:50 pm Faculty Mass & Meeting Mater Dei Catholic High School 900 North Mater Dei Drive, Breese
August 13, 2025 @ 8:00 am - 3:00 pm Book Pickup Day (Picture Day) Mater Dei Catholic High School 900 North Mater Dei Drive, Breese
August 13, 2025 @ 7:00 pm - 8:30 pm New Parent Orientation Mater Dei Catholic High School 900 North Mater Dei Drive, Breese
August 14, 2025 @ 8:10 am - 2:50 pm First Day for Freshmen Mater Dei Catholic High School 900 North Mater Dei Drive, Breese
August 14, 2025 @ 1:00 pm Boys Golf (V): The Battle at Rend Lake Rend Lake Golf Course 12476 Golf Course Road, Whittington
August 15, 2025 @ 8:10 am - 2:50 pm First Day for All Students Mater Dei Catholic High School 900 North Mater Dei Drive, Breese
August 15, 2025 @ 7:00 pm - 11:00 pm Freshman Lock-In Mater Dei Catholic High School 900 North Mater Dei Drive, Breese
August 15, 2025 @ 7:15 pm - 10:30 pm Creating Connections Social (new parents) The County 201 Harrison St, Aviston
August 16, 2025 @ 8:00 am Girls Golf (V): Alton Kickoff Tournament Rolling Hills Golf Course 5801 Pierce Lane, Godfrey
