High School Placement Test

St. Mary's is an authorized testing site for the High School Placement Test. Registration must be done through the Archdiocese of Boston through the link below:


Testing days begin at 8:30 a.m. It is recommended that the student arrives no later than a half hour prior to the test. The test will last a total of 3 hours; students may be picked up at 11:30 a.m.

St. Mary’s High School Code for the Placement Test is 28

High School Placement Test
  • Saturday, Nov. 3
  • Saturday, Nov. 17
  • Saturday, Dec. 1