For the 2025 school year, there are 697 private schools belonging to No Membership Association in Massachusetts. You can also find more schools membership associations in Massachusetts.
The top ranked private schools belonging to No Membership Association in Massachusetts include Middlesex School, Tabor Academy, and Springfield Commonwealth Academy.
Top Ranked Private Schools Belonging to No Membership Association in Massachusetts (2025)
School
Location
Quick Facts
145 Loring Street
Duxbury, MA 02332
(781) 934-7101
Duxbury, MA 02332
(781) 934-7101
Gr: NS-6 | 149 students Avg. class size: 20 students Sports: 13 | Extracurrculars: 6 Tuition & acceptance rate listed
360 Water Street
Framingham, MA 01705
(508) 877-8200
Framingham, MA 01705
(508) 877-8200
Gr: PK-6 | 65 students Avg. class size: 18 students Extracurrculars: 4 Tuition listed
Buxton School![Buxton School Photo - Mountain Day! Buxton School Photo - Mountain Day!]()

Special Program Emphasis
291 South Street
Williamstown, MA 01267
(413) 339-3727
Williamstown, MA 01267
(413) 339-3727
Gr: 9-12 | 51 students Avg. class size: 9 students Sports: 9 | Extracurrculars: 12 Tuition & acceptance rate listed
161 Garden St
Cambridge, MA 02138
(617) 492-3410
Cambridge, MA 02138
(617) 492-3410
Gr: NS-8 | 152 students Avg. class size: 15 students Tuition & acceptance rate listed
45 Georgian Road
Weston, MA 02493
(781) 642-8650
Weston, MA 02493
(781) 642-8650
Gr: 9-12 | 308 students Avg. class size: 14 students Sports: 9 | Extracurrculars: 53 Tuition & acceptance rate listed
Catholic Memorial![Catholic Memorial Photo - Middle schoolers work together during their start of school retreat. Catholic Memorial Photo - Middle schoolers work together during their start of school retreat.]()

All-boys (Catholic)
235 Baker St
West Roxbury, MA 02132
(617) 496-8000
West Roxbury, MA 02132
(617) 496-8000
Gr: 7-12 | 597 students Avg. class size: 19 students Sports: 14 | Extracurrculars: 15 Tuition listed
151 Commonwealth Avenue
Boston, MA 02116
(617) 266-7525
Boston, MA 02116
(617) 266-7525
Gr: 9-12 | 158 students Avg. class size: 12 students Sports: 9 | Extracurrculars: 33 Tuition listed
90 Sandy Valley Road
Dedham, MA 02026
(781) 329-0850
Dedham, MA 02026
(781) 329-0850
Gr: NS-8 | 309 students Avg. class size: 12 students Sports: 11 | Extracurrculars: 5 Tuition & acceptance rate listed
564 Blue Hill Avenue
Milton, MA 02186
(617) 333-9610
Milton, MA 02186
(617) 333-9610
Gr: PK-8 | 140 students Avg. class size: 12 students Sports: 3 | Extracurrculars: 4 Tuition & acceptance rate listed
48 Main Street
Southborough, MA 01772
(508) 490-8201
Southborough, MA 01772
(508) 490-8201
Gr: K-9 Avg. class size: 14 students Sports: 16 | Extracurrculars: 14 Tuition listed
765 Concord Avenue
Cambridge, MA 02138
(617) 876-4746
Cambridge, MA 02138
(617) 876-4746
Gr: PK-8 | 205 students Avg. class size: 20 students Sports: 3 | Extracurrculars: 12 Tuition & acceptance rate listed
26 Exeter Street
Boston, MA 02116
(617) 226-4927
Boston, MA 02116
(617) 226-4927
Gr: NS-6 | 301 students Avg. class size: 17 students Sports: 14 Tuition listed
1400 Lowell Road
Concord, MA 01742
(978) 371-6524
Concord, MA 01742
(978) 371-6524
Gr: 9-12 | 427 students Avg. class size: 12 students Sports: 20 | Extracurrculars: 71 Tuition & acceptance rate listed
Milestones Day School![Milestones Day School Photo - Milestones Day School Milestones Day School Photo - Milestones Day School]()

Special Education School
410 Totten Pond Road
Waltham, MA 02451
(781) 895-3200
Waltham, MA 02451
(781) 895-3200
Gr: K-12 | 63 students Avg. class size: 5 students Extracurrculars: 4
492 Holmes Road
Pittsfield, MA 01201
(413) 499-1300
Pittsfield, MA 01201
(413) 499-1300
Gr: 9-12 | 200 students Avg. class size: 12 students Sports: 13 | Extracurrculars: 44 Tuition listed
200 Strawberry Hill Road
Concord, MA 01742
(978) 369-4591
Concord, MA 01742
(978) 369-4591
Gr: PK-8 | 268 students Avg. class size: 12 students Sports: 8 | Extracurrculars: 10 Tuition & acceptance rate listed
247 Marlborough Street
Boston, MA 02116
(617) 267-4530
Boston, MA 02116
(617) 267-4530
Gr: 7-12 | 258 students Avg. class size: 12 students Sports: 8 | Extracurrculars: 16 Tuition & acceptance rate listed
171 Mechanic St
Foxboro, MA 02035
(508) 543-9619
Foxboro, MA 02035
(508) 543-9619
Gr: NS-8 | 135 students Avg. class size: 12 students Extracurrculars: 7 Tuition & acceptance rate listed
1 Ames Hill Dr
Springfield, MA 01105
(413) 203-9801
Springfield, MA 01105
(413) 203-9801
Gr: 6-12 | 125 students Avg. class size: 12 students Sports: 13 | Extracurrculars: 3 Tuition & acceptance rate listed
574 Bernardston Road
Greenfield, MA 01301
(413) 774-2711
Greenfield, MA 01301
(413) 774-2711
Gr: 7-12 | 140 students Avg. class size: 10 students Sports: 8 | Extracurrculars: 17 Tuition & acceptance rate listed
246 Front Street
Marion, MA 02738
(508) 291-8300
Marion, MA 02738
(508) 291-8300
Gr: 9-12 | 508 students Avg. class size: 12 students Sports: 18 | Extracurrculars: 72 Tuition & acceptance rate listed
80 Crescent Avenue
Newton Center, MA 02459
(617) 969-4488
Newton Center, MA 02459
(617) 969-4488
Gr: PK-8 | 320 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 3 Tuition & acceptance rate listed
279 Linwood Ave
Whitinsville, MA 01588
(508) 234-8211
Whitinsville, MA 01588
(508) 234-8211
Gr: NS-12 | 562 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 27 Tuition & acceptance rate listed
423 Main Street
Wilbraham, MA 01095
(413) 596-6811
Wilbraham, MA 01095
(413) 596-6811
Gr: 6-12 | 412 students Avg. class size: 12 students Sports: 23 | Extracurrculars: 36 Tuition & acceptance rate listed
The Advent School![The Advent School Photo - Students integrate art, science, and Spanish in the Atelier. The Advent School Photo - Students integrate art, science, and Spanish in the Atelier.]()

Alternative School
15 Brimmer Street
Boston, MA 02108
(617) 742-0520
Boston, MA 02108
(617) 742-0520
Gr: NS-6 | 200 students Avg. class size: 13 students Extracurrculars: 20 Tuition listed
69 Grove St
Watertown, MA 02472
(617) 923-4156
Watertown, MA 02472
(617) 923-4156
Gr: PK-8 | 114 students Avg. class size: 12 students Sports: 4 | Extracurrculars: 17 Tuition & acceptance rate listed
14 Forest Ridge Drive
Rowley, MA 01969
(978) 777-4699
Rowley, MA 01969
(978) 777-4699
Gr: NS-12 | 188 students Avg. class size: 15 students Sports: 16 | Extracurrculars: 37 Tuition & acceptance rate listed
100 Summit Drive, Suite 200
Burlington, MA 01803
(877) 673-8893
Burlington, MA 01803
(877) 673-8893
Gr: 6-12 Tuition listed
99 Derby Street, Suite 103
Hingham, MA 02043
(877) 673-8893
Hingham, MA 02043
(877) 673-8893
Gr: 6-12 Extracurrculars: 1 Tuition listed
320 Needham Street, Suite 100
Newton Upper Falls, MA 02464
(877) 673-8893
Newton Upper Falls, MA 02464
(877) 673-8893
Gr: 6-12 Tuition listed
Montessori Escuela![Montessori Escuela Photo Montessori Escuela Photo]()

Montessori School
107 Concord Road
Wayland, MA 01778
(508) 454-0631
Wayland, MA 01778
(508) 454-0631
Gr: NS-K | 55 students Avg. class size: 12 students Tuition & acceptance rate listed
New England Innovation Academy![New England Innovation Academy Photo New England Innovation Academy Photo]()

Special Program Emphasis
280 Locke Drive
Marlborough, MA 01752
(508) 205-4270
Marlborough, MA 01752
(508) 205-4270
Gr: 6-12 | 116 students Avg. class size: 12 students Sports: 8 | Extracurrculars: 17 Tuition & acceptance rate listed
1359 Route 2 E
Charlemont, MA 01339
(413) 339-4912
Charlemont, MA 01339
(413) 339-4912
Gr: 7-12 | 81 students Avg. class size: 16 students Sports: 9 | Extracurrculars: 25 Tuition & acceptance rate listed
180 Middlesex Road
Tyngsboro, MA 01879
(978) 649-7611
Tyngsboro, MA 01879
(978) 649-7611
Gr: NS-12 | 431 students Avg. class size: 15 students Sports: 14 | Extracurrculars: 28 Tuition & acceptance rate listed
5 Lowell Avenue
Winchester, MA 01890
(781) 729-3489
Winchester, MA 01890
(781) 729-3489
Gr: K-9 | 124 students Extracurrculars: 2 Tuition listed
Show 100 more private schools in Massachusetts (out of 697 total schools)
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