Top 5 states represented by boarding students: MA, NY, CA, CT, RI
425 Students: approximately 85 freshmen, 115 sophomores, 115 juniors, and 110 seniors
720 and 730 median SAT Evidenced-Based Reading and Writing (EBRW) and Math scores of 2025 graduating class
34 mean composite ACT score of the class of 2025
93% of the 714 AP tests taken by 265 MX students in 2025 were a 3 or better, 75% were a 4 or 5.
Top colleges & universities attended by Middlesex graduates in the last 5 years: Boston College, Bowdoin College, Brown University, Colby College, Dartmouth College, Georgetown University, Harvard University, Trinity College, Tufts University, University of Chicago, University of St. Andrews. For more matriculation details, please visit the Facts & Figures page for our College Office
79,200 | $64,350 Tuition for 2025-26 boarding and day students, respectively (plus approximately $1,200 for books and spending money; no additional fees)
