August 12 @ 8:00 am - 2:50 pm Faculty Mass & Meeting Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 13 @ 8:00 am - 3:00 pm Book Pickup Day (Picture Day) Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 13 @ 7:00 pm - 8:30 pm New Parent Orientation Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 14 @ 8:10 am - 2:50 pm First Day for Freshmen Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 14 @ 1:00 pm Boys Golf (V): The Battle at Rend Lake Rend Lake Golf Course 12476 Golf Course Road, Whittington, IL, United States
August 15 @ 8:10 am - 2:50 pm First Day for All Students Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 15 @ 7:00 pm - 11:00 pm Freshman Lock-In Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 15 @ 7:15 pm - 10:30 pm Creating Connections Social (new parents) The County 201 Harrison St, Aviston, IL, United States
August 16 @ 8:00 am Girls Golf (V): Alton Kickoff Tournament Rolling Hills Golf Course 5801 Pierce Lane, Godfrey, IL, United States
August 18 @ 3:45 pm Girls Golf (JV-V): Central Bent Oak Golf Course 1725 South Broadway, Breese, IL, United States
August 19 @ 1:00 pm Boys Golf (V): Alton Tee Off Classic Spencer T Olin Golf Course 4701 College Avenue, Alton, IL, United States
August 19 @ 4:00 pm Girls Golf (V): Central, Columbia, Freeburg, and Nashville Bent Oak Golf Course 1725 South Broadway, Breese, IL, United States
August 20 @ 3:45 pm Girls Golf (V): Marquette and Sandoval Bent Oak Golf Course 1725 South Broadway, Breese, IL, United States
August 20 @ 7:00 pm - 9:00 pm Meet the Teachers Night Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 21 @ 3:45 pm Boys Golf (JV-V): Althoff and Gibault Bent Oak Golf Course 1725 South Broadway, Breese, IL, United States
August 22 @ 1:00 pm Girls Golf (V): Belleville West Invitational The Orchards Golf Course 1499 Golf Course Drive, Belleville, IL, United States
August 22 @ 3:45 pm Boys Golf (JV-V): Highland Highland Country Club 13403 Country Club Lane, Highland, IL, United States
August 25 Publication Drive Kick-Off Mater Dei Catholic High School 900 North Mater Dei Drive, Breese, IL, United States
August 25 @ 1:30 pm Boys Golf (V): Catholic Schools Invitational Acorns Golf Links 3933 Ahne Rd, Waterloo, IL, United States
