Blessed Sacrament has three homeroom classes per grade in grades K through 5 with an average size of 18 students.  Aides assist full time in the Kindergarten and part time in 1st and 2nd grade.

In middle school, grades 6-8, there are four advisories per grade with an average size of 14 students.  The advisor acts as an advocate for his or her advisees and assist with organizational and time management skills.