Top 5 states represented by boarding students: MA, NY, CA, CT, RI
429 Students: approximately 88 ninth graders, 105 tenth graders, 121 eleventh graders, and 115 twelfth graders
740 and 770 median SAT Evidenced-Based Reading and Writing (EBRW) and Math scores of 2026 graduating class
34 mean composite ACT score of the class of 2025
95% of the 791 AP tests taken by 276 MX students in 2026 were a 3 or better, 76% were a 4 or 5.
Top colleges & universities attended by Middlesex graduates in the last 5 years: Boston College, Middlebury College, Brown University, Colby College, Wake Forest University, Georgetown University, Harvard University, Trinity College, University of Chicago, University of St. Andrews. For more matriculation details, please visit the Facts & Figures page for our College Office
$82,575 | $67,730 Tuition for 2026-27 boarding and day students, respectively (plus approximately $1,200 for books and spending money; no additional fees)
