School Information


St. Mary School is part of Bishop O'Gorman Catholic Schools, a unified Catholic school system that serves the Sioux Falls community. Located at 2000 S. 4th Ave, St. Mary School is nestled in the McKennan Park neighborhood near both Avera Hospital and Sanford Hospital.

Contact Information: St. Mary School, 2000 S. 4th Ave., Sioux Falls, SD 57105 (605) 334-9881

Principal: Michelle Shields

Secretary: Becky Basche

Enrollment: Enrollment information is available through the school office or by contacting the Admissions Coordinator at 575-3358 or at

School Hours: 8:00 am – 3:00 pm

Before School Care: 7:00 am – 8:00 am                                                                                             

After School Care: 3:00 pm - 6:00 pm

Calendar of School Events