The Children's Tree Montessori School Photo - Learning to make words with the movable alphabet in the primary (preschool) classroom.

Best Middlesex County Private Elementary Schools (2025)

For the 2025 school year, there are 9 private elementary schools serving 964 students in Middlesex County, CT.
The top ranked private elementary schools in Middlesex County, CT include Adelbrook, The Children's Tree Montessori School, and The Oxford Academy.
The average acceptance rate is 73%, which is higher than the Connecticut private elementary school average acceptance rate of 72%.
20% of private elementary schools in Middlesex County, CT are religiously affiliated (most commonly Catholic).

Top Ranked Middlesex County Private Elementary Schools (2025)

School
Location
Quick Facts
Adelbrook
Special Education School
(1)
60 Hicksville Rd
Cromwell, CT 06416
(860) 635-5801
Gr: 5-12 | 79 students
The Children's Tree Montessori School
The Children's Tree Montessori School Photo - Learning to make words with the movable alphabet in the primary (preschool) classroom.
Montessori School
(4)
96 Essex Rd
Old Saybrook, CT 06475
(860) 388-3536
Gr: PK-6 | 102 students Avg. class size: 17 students Sports: 1 | Extracurrculars: 7 Tuition & acceptance rate listed
The Oxford Academy
The Oxford Academy Photo - Oxford Academy is set along the vibrant shoreline of Connecticut. Our family style community of students and faculty are stewards to local beaches and waterways. They embrace the many rich offerings of the area including museums, volunteering and athletic competitions with shoreline schools.
All-boys
(4)
1393 Boston Post Road
Westbrook, CT 06498
(860) 399-6247
Gr: 8-12 | 48 students Avg. class size: 1 student Sports: 8 | Extracurrculars: 13 Tuition & acceptance rate listed
Franklin Academy
Franklin Academy Photo - Franklin Academy is nestled on 75 acres in the beautiful Connecticut River Valley
140 River Road
East Haddam, CT 06423
(860) 873-2700
Gr: 8-12 | 85 students Avg. class size: 6 students Sports: 5 | Extracurrculars: 3 Tuition listed
The Independent Day School
The Independent Day School Photo - Located in the rolling hills of Middlefield, Connecticut, IDS sits on a beautiful 33-acre campus with state-of-the-art facilities and exceptional teachers dedicated to Fearless Learning!
(5)
115 Laurel Brook Road
Middlefield, CT 06455
(860) 347-7235
Gr: PK-8 | 143 students Avg. class size: 10 students Sports: 5 | Extracurrculars: 9 Tuition & acceptance rate listed
Middlefield Children's Center
Middlefield Children's Center Photo
Daycare / Preschool
(13)
390 Main Street
Middlefield, CT 06455
(860) 349-0202
Gr: PK-2 | 43 students
Northwest Village School
Special Education School
20 Tuttle Pl Ste 4
Middletown, CT 06457
(860) 793-3717
Gr: 1-12 | 134 students
St. John Paul Ii School
(Catholic)
87 S Main St
Middletown, CT 06457
(860) 347-2978
Gr: PK-8 | 189 students
St. John School
(Catholic)
(3)
42 Maynard Rd
Old Saybrook, CT 06475
(860) 388-0849
Gr: PK-8 | 132 students
[+] Show Closed Private Schools in Middlesex County, Connecticut

Middlesex County Private Schools (Closed)

School
Location
Quick Facts
5 Saint Johns Sq
Middletown, CT 06457
(860) 347-3202
Gr: K-8 | 114 students
61 Durant Ter
Middletown, CT 06457
(860) 347-3438
Gr: PK-8 | 132 students

Frequently Asked Questions

What are the top ranked private elementary schools in Middlesex County, CT?
The top ranked private elementary schools in Middlesex County, CT include Adelbrook, The Children's Tree Montessori School, and The Oxford Academy.
How many private elementary schools are located in Middlesex County?
9 private elementary schools are located in Middlesex County.
How diverse are private elementary schools in Middlesex County?
Middlesex County private elementary schools are approximately 29% minority students, which is lower than the Connecticut private school average of 30%.
What percentage of private elementary schools are religiously affiliated in Middlesex County?
20% of private elementary schools in Middlesex County are religiously affiliated (most commonly Catholic).

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