Bement School
Co-ed
   3-9
Deerfield, MA
Berkshire School
Co-ed
   9-12, PG
Sheffield, MA
Brooks School
Co-ed
   9-12
North Andover, MA
Buxton School
Co-ed
   9-12
Williamstown, MA
The Cambridge School of Weston
Co-ed
   9-12, PG
Weston, MA
Chapel Hill-Chauncy Hall
Co-ed
   9-12, PG
Waltham, MA
Concord Academy
Co-ed
   9-12
Concord, MA
Cushing Academy
Co-ed
   9-12, PG
Ashburnham, MA
Dana Hall School
All-girls
   9-12
Wellesley, MA
Deerfield Academy
Co-ed
   9-12, PG
Deerfield, MA
Eagle Hill School
Co-ed
   8-12
Hardwick, MA
Fay School
Co-ed
   6-9
Southborough, MA
The Governor's Academy
(formerly Governor Dummer Academy)
Co-ed
   9-12
Byfield, MA
Groton School
Co-ed
   8-12
Groton, MA
Hillside School
All-boys
   5-9
Marlborough, MA
Landmark School
Co-ed
   9-12
Prides Crossing, MA
Lawrence Academy
Co-ed
   9-12
Groton, MA
Linden Hill School
All-boys
   3-9
Northfield, MA
The MacDuffie School
Co-ed
   9-12
Springfield, MA
Middlesex School
Co-ed
   9-12
Concord, MA
Milton Academy
Co-ed
   9-12
Milton, MA
Miss Hall's School
All-girls
   9-12
Pittsfield, MA
Northfield Mount Hermon School
Co-ed
   9-12, PG
Mount Hermon, MA
Phillips Academy Andover
Co-ed
   9-12, PG
Andover, MA
St. Mark's School
Co-ed
   9-12
Southborough, MA
Stoneleigh-Burnham School
All-girls
   7-12, PG
Greenfield, MA
Tabor Academy
Co-ed
   9-12
Marion, MA
Wilbraham & Monson Academy
Co-ed
   9-12, PG
Wilbraham, MA
The Williston Northampton School
Co-ed
   9-12, PG
Easthampton, MA
The Winchendon School
Co-ed
   9-12, PG
Winchendon, MA