For the 2025-26 school year, there are 69 private high schools serving 13,895 students in Middlesex County, MA.
The top ranked private high schools in Middlesex County, MA include Concord Academy, The Rivers School, and Middlesex School.
The average tuition cost is $49,637, which is higher than the Massachusetts private high school average tuition cost of $41,007.
Top Ranked Middlesex County Private High Schools (2025-26)
School
Location
Quick Facts
45 Georgian Road
Weston, MA 02493
(781) 642-8650
Weston, MA 02493
(781) 642-8650
Gr: 9-12 | 320 students Avg. class size: 15 students Sports: 11 | Extracurrculars: 53 Tuition & acceptance rate 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
100 Summit Drive, Suite 200
Burlington, MA 01803
(877) 673-8893
Burlington, MA 01803
(877) 673-8893
Gr: 6-12 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
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
180 Middlesex Road
Tyngsboro, MA 01879
(978) 649-7611
Tyngsboro, MA 01879
(978) 649-7611
Gr: NS-12 | 444 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 28 Tuition & acceptance rate listed
16 Medford St
Arlington, MA 02474
(781) 646-7770
Arlington, MA 02474
(781) 646-7770
Gr: 9-12 | 456 students Avg. class size: 21 students Sports: 16 | Extracurrculars: 9 Tuition & acceptance rate listed
101 Willow St.
Reading, MA 01867
(781) 944-4900
Reading, MA 01867
(781) 944-4900
Gr: 6-12 | 813 students Avg. class size: 16 students Sports: 20 | Extracurrculars: 22 Tuition & acceptance rate listed
791 Hammond St
Chestnut Hill, MA 02467
(617) 738-2725
Chestnut Hill, MA 02467
(617) 738-2725
Gr: 6-12 | 490 students Avg. class size: 16 students Sports: 17 Tuition & acceptance rate listed
Belmont Hill School![Belmont Hill School Photo - Belmont Hill School campus located in Belmont, MA.]( "Belmont Hill School Photo - Belmont Hill School campus located in Belmont, MA.")
All-boys
350 Prospect Street
Belmont, MA 02478
(617) 993-5220
Belmont, MA 02478
(617) 993-5220
Gr: 7-12 | 471 students Avg. class size: 11 students Sports: 16 Tuition & acceptance rate listed
69 Middlesex Road
Chestnut Hill, MA 02467
(617) 566-7462
Chestnut Hill, MA 02467
(617) 566-7462
Gr: PK-12 | 404 students Avg. class size: 12 students Sports: 10 | Extracurrculars: 23 Tuition listed
80 Gerry's Landing Rd
Cambridge, MA 02138
(617) 547-6100
Cambridge, MA 02138
(617) 547-6100
Gr: PK-12 | 1,043 student Avg. class size: 15 students Sports: 19 | Extracurrculars: 68 Tuition listed
1 Matignon Road
Cambridge, MA 02140
(617) 876-1212
Cambridge, MA 02140
(617) 876-1212
Gr: 9-12 | 304 students Avg. class size: 18 students Sports: 15 | Extracurrculars: 16 Tuition listed
25 Baker Bridge Road
Lincoln, MA 01773
(781) 259-8342
Lincoln, MA 01773
(781) 259-8342
Gr: 1-9 | 447 students Avg. class size: 7 students Sports: 9 | Extracurrculars: 8 Tuition & acceptance rate listed
785 Beaver Street
Waltham, MA 02452
(781) 314-0804
Waltham, MA 02452
(781) 314-0804
Gr: 7-12 | 200 students Avg. class size: 10 students Sports: 11 | Extracurrculars: 26 Tuition & acceptance rate listed
166 Main Street
Concord, MA 01742
(978) 402-2250
Concord, MA 01742
(978) 402-2250
Gr: 9-12 | 416 students Avg. class size: 12 students Sports: 17 | Extracurrculars: 115 Tuition & acceptance rate listed
Cotting School
Special Education School
453 Concord Ave
Lexington, MA 02421
(781) 862-7323
Lexington, MA 02421
(781) 862-7323
Gr: K-12 | 103 students
575 WASHINGTON STREET
Newton, MA 02458
(781) 641-5992
Newton, MA 02458
(781) 641-5992
Gr: 3-12 | 57 students Avg. class size: 7 students Tuition & acceptance rate listed
516 Monument Street
Concord, MA 01742
(978) 318-3606
Concord, MA 01742
(978) 318-3606
Gr: 4-9 | 314 students Avg. class size: 14 students Sports: 13 | Extracurrculars: 17 Tuition & acceptance rate listed
The Fessenden School![The Fessenden School Photo]( "The Fessenden School Photo")
All-boys
250 Waltham Street
West Newton, MA 02465
(617) 630-2300
West Newton, MA 02465
(617) 630-2300
Gr: PK-9 | 541 students Avg. class size: 12 students Sports: 18 | Extracurrculars: 15 Tuition listed
Gann Academy-the New Jewish High School![Gann Academy-the New Jewish High School Photo - Gann students volunteer at Cradles to Crayons in Boston.]( "Gann Academy-the New Jewish High School Photo - Gann students volunteer at Cradles to Crayons in Boston.")
Special Program Emphasis (Jewish)
333 Forest Street
Waltham, MA 02452
(781) 642-6800
Waltham, MA 02452
(781) 642-6800
Gr: 9-12 | 321 students Avg. class size: 16 students Sports: 11 Tuition listed
Groton School![Groton School Photo - Groton Circle]( "Groton School Photo - Groton Circle")
(Episcopal)
282 Farmers Row
Groton, MA 01450
(978) 448-3363
Groton, MA 01450
(978) 448-3363
Gr: 8-12 | 378 students Avg. class size: 11 students Sports: 14 Tuition & acceptance rate listed
Hillside School![Hillside School Photo - Soccer and lacrosse play on our new turf.]( "Hillside School Photo - Soccer and lacrosse play on our new turf.")
All-boys
404 Robin Hill Street
Marlborough, MA 01752
(508) 485-3483
Marlborough, MA 01752
(508) 485-3483
Gr: 4-9 | 145 students Avg. class size: 12 students Sports: 14 | Extracurrculars: 8 Tuition listed
45 Matignon Road
Cambridge, MA 02140
(617) 499-1451
Cambridge, MA 02140
(617) 499-1451
Gr: NS-12 | 540 students Avg. class size: 14 students Sports: 4 | Extracurrculars: 56 Tuition listed
26 Powderhouse Rd
Groton, MA 01450
(978) 448-1530
Groton, MA 01450
(978) 448-1530
Gr: 9-12 | 406 students Avg. class size: 13 students Sports: 21 | Extracurrculars: 32 Tuition & acceptance rate listed
The Learning Center For The Deaf![The Learning Center For The Deaf Photo]( "The Learning Center For The Deaf Photo")
Special Education School
848 Central St
Framingham, MA 01701
(508) 879-5110
Framingham, MA 01701
(508) 879-5110
Gr: PK-12 | 167 students Avg. class size: 5 students Sports: 7 Tuition listed
1507 Washington St
West Newton, MA 02465
(617) 965-0764
West Newton, MA 02465
(617) 965-0764
Gr: 5-12 | 126 students Avg. class size: 8 students Sports: 3 Tuition & acceptance rate listed
48 Bartlett Ave
Lexington, MA 02420
(781) 457-6000
Lexington, MA 02420
(781) 457-6000
Gr: 6-12 | 284 students Avg. class size: 13 students Sports: 8 | Extracurrculars: 25 Tuition & acceptance rate listed
Lowell Catholic![Lowell Catholic Photo - Although two-thirds of our students practice the Catholic faith, our students represent a variety of faith backgrounds.]( "Lowell Catholic Photo - Although two-thirds of our students practice the Catholic faith, our students represent a variety of faith backgrounds.")
(Catholic)
530 Stevens St
Lowell, MA 01851
(978) 452-1794
Lowell, MA 01851
(978) 452-1794
Gr: 9-12 | 390 students Avg. class size: 18 students Sports: 14 | Extracurrculars: 21 Tuition & acceptance rate listed
99 Crystal St
Malden, MA 02148
(781) 322-3098
Malden, MA 02148
(781) 322-3098
Gr: 9-12 | 762 students Avg. class size: 20 students Sports: 17 | Extracurrculars: 36 Tuition & acceptance rate listed
Newton Country Day School![Newton Country Day School Photo - Newton Country Day School's lovely suburban campus includes classroom space, state-of-the-art science labs, a library, a theatre, a new athletic and wellness center, and playing fields.]( "Newton Country Day School Photo - Newton Country Day School's lovely suburban campus includes classroom space, state-of-the-art science labs, a library, a theatre, a new athletic and wellness center, and playing fields.")
All-girls | Special Program Emphasis (Catholic)
785 Centre St
Newton, MA 02458
(617) 244-4246
Newton, MA 02458
(617) 244-4246
Gr: 5-12 | 381 students Avg. class size: 14 students Sports: 14 | Extracurrculars: 26 Tuition & acceptance rate listed
Perkins School For The Blind![Perkins School For The Blind Photo - A student smiles broadly at his mother as a teacher offers his right hand for a low five.]( "Perkins School For The Blind Photo - A student smiles broadly at his mother as a teacher offers his right hand for a low five.")
Special Education School
175 North Beacon Street
Watertown, MA 02472
(617) 972-7573
Watertown, MA 02472
(617) 972-7573
Gr: PK-12 Avg. class size: 4 students Sports: 5 | Extracurrculars: 7 Tuition listed
333 Winter St
Weston, MA 02493
(781) 235-9300
Weston, MA 02493
(781) 235-9300
Gr: 6-12 | 519 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 24 Tuition & acceptance rate listed
12 Highland Street
Natick, MA 01760
(508) 650-5085
Natick, MA 01760
(508) 650-5085
Gr: 9-12 | 277 students Sports: 2 | Extracurrculars: 6 Tuition & acceptance rate listed
Show 34 more private schools in Middlesex County, MA (out of 69 total schools)
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Middlesex County Private Schools (Closed)
School
Location
Quick Facts
Agape Christian Academy (Closed 2006)
(Christian)
620 Washington Street
Winchester, MA 01890
(781) 729-0030
Winchester, MA 01890
(781) 729-0030
Gr: PK-8 | 122 students
Happy Hollow School (Closed 2024)
Daycare / Preschool
29 Oaks Rd
Framingham, MA 01702
(508) 250-8384
Framingham, MA 01702
(508) 250-8384
Gr: NS-PK | 40 students Avg. class size: 14 students
85 Bishop Allen Dr
Cambridge, MA 02139
(617) 547-5554
Cambridge, MA 02139
(617) 547-5554
Gr: K-1 | 6 students
198 Main Street
Hudson, MA 01749
(978) 562-6701
Hudson, MA 01749
(978) 562-6701
Gr: 9-12 | 195 students
306 Highland Avenue
Malden, MA 02148
(781) 322-0129
Malden, MA 02148
(781) 322-0129
Gr: PK-8 | 228 students
53 Summer Street
Everett, MA 02149
(617) 387-8304
Everett, MA 02149
(617) 387-8304
Gr: PK-8 | 172 students
25 Washington Ct
Marlborough, MA 01752
(508) 460-3400
Marlborough, MA 01752
(508) 460-3400
Gr: PK-8 | 156 students
17 Franklin Street
Somerville, MA 02145
(617) 628-7775
Somerville, MA 02145
(617) 628-7775
Gr: K-8 | 148 students
Marian High School (Closed 2018)
(Catholic)
273 Union Avenue
Framingham, MA 01702
(508) 875-7646
Framingham, MA 01702
(508) 875-7646
Gr: 9-12 | 230 students Avg. class size: 16 students Tuition listed
Merrimack Valley Hebrew Academy (Closed 2000)
Special Program Emphasis (Jewish)
18 Academy Drive
Lowell, MA 01851
(978) 452-6842
Lowell, MA 01851
(978) 452-6842
Gr: PK-6 | 41 students
Mt. Alvernia High School (Closed 2023)
All-girls (Catholic)
790 Centre St
Newton, MA 02458
(617) 969-2260
Newton, MA 02458
(617) 969-2260
Gr: 7-12 | 135 students Tuition listed
Open Bible Academy (Closed 2014)
(Christian)
3 Winn Street
Burlington, MA 01803
(781) 272-0090
Burlington, MA 01803
(781) 272-0090
Gr: NS-12 | 67 students Avg. class size: 6 students Tuition listed
Our Lady Of Grace School (Closed 2006)
(Catholic)
190 Nichols Street
Everett, MA 02149
(617) 387-8034
Everett, MA 02149
(617) 387-8034
Gr: PK-8 | 218 students Avg. class size: 21 students Tuition listed
Our Lady Of Nazareth Academy (Closed 2011)
All-girls (Catholic)
14 Winship Drive
Wakefield, MA 01880
(781) 245-0214
Wakefield, MA 01880
(781) 245-0214
Gr: 9-12 | 198 students Avg. class size: 20 students
Patti-cake Daycare Center (Closed 2024)
Daycare / Preschool
195 Elm St
Everett, MA 02149
(617) 387-4249
Everett, MA 02149
(617) 387-4249
Gr: PK-K | 16 students
888 Broadway
Everett, MA 02149
(617) 389-0240
Everett, MA 02149
(617) 389-0240
Gr: 7-12 | 341 students
Riverside School (Closed 2015)
Special Education School
34 Berry Rd
Lowell, MA 01854
(978) 538-0286
Lowell, MA 01854
(978) 538-0286
Gr: 6-12 | 14 students
122 Andrews Street
Lowell, MA 01852
(978) 453-4751
Lowell, MA 01852
(978) 453-4751
Gr: PK-8 | 203 students
St. Ann School (Closed 2004)
(Catholic)
50 Thurston St.
Somerville, MA 02145
(617) 666-4927
Somerville, MA 02145
(617) 666-4927
Gr: PK-8 | 160 students
St. Anne Montessori School (Closed 2013)
Montessori School (Catholic)
720 Boston Post Road East
Marlborough, MA 01752
(508) 597-1416
Marlborough, MA 01752
(508) 597-1416
Gr: PK-K | 36 students Avg. class size: 36 students Tuition listed
480 Somerville Avenue
Somerville, MA 02143
(617) 623-0995
Somerville, MA 02143
(617) 623-0995
Gr: K-8 | 210 students
1 Saint Clare Rd
Medford, MA 02155
(781) 395-9170
Medford, MA 02155
(781) 395-9170
Gr: K-9 | 231 students
Saint Jude School (Closed 2019)
(Catholic)
175 Main Street
Waltham, MA 02453
(781) 899-3644
Waltham, MA 02453
(781) 899-3644
Gr: PK-8 | 153 students Avg. class size: 15 students Tuition listed
St. Louis School (Closed 2024)
(Catholic)
77 Boisvert St
Lowell, MA 01850
(978) 458-7594
Lowell, MA 01850
(978) 458-7594
Gr: PK-8 | 247 students
St. Stanislaus School (Closed 2004)
(Catholic)
368 High St
Lowell, MA 01852
(978) 453-2360
Lowell, MA 01852
(978) 453-2360
Gr: K-8 | 124 students
St. Tarcisius School (Closed 2010)
(Catholic)
560 Waverly St
Framingham, MA 01702
(508) 872-8188
Framingham, MA 01702
(508) 872-8188
Gr: NS-9 | 189 students
Staples Child Care Center (Closed 2023)
Daycare / Preschool
600 Staples Dr
Framingham, MA 17024
(508) 253-0555
Framingham, MA 17024
(508) 253-0555
Gr: PK-K | 33 students
68 Dracut St
Lowell, MA 01854
(978) 453-4114
Lowell, MA 01854
(978) 453-4114
Gr: PK-8 | 224 students
Waldorf High School Of Massachusetts Bay (Closed 2025)
Special Program Emphasis
160 Lexington St
Belmont, MA 02478
(617) 489-6600
Belmont, MA 02478
(617) 489-6600
Gr: 9-12 | 39 students Tuition listed
Frequently Asked Questions
What are the top ranked private high schools in Middlesex County, MA?
The top ranked private high schools in Middlesex County, MA include Concord Academy, The Rivers School, and Middlesex School.
How many private high schools are located in Middlesex County?
69 private high schools are located in Middlesex County.
How much do private high schools cost in Middlesex County?
The average tuition cost is $49,637, which is higher than the Massachusetts private school average tuition cost of $41,007.
How diverse are private high schools in Middlesex County?
Middlesex County private high schools are approximately 28% minority students, which is higher than the Massachusetts private school average of 27%.
What percentage of private high schools are religiously affiliated in Middlesex County?
Which private high schools in Middlesex County are often viewed compared to one another?
Popular comparisons of private high schools in Middlesex County include: Beaver Country Day School vs. Brimmer and May School, James F Farr Academy vs. Boston College Campus School, Wayside Academy vs. Brandon School & Residental Treatment
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