Assumption School serves 191 students in grades Prekindergarten-8, is a member of the National Catholic Educational Association (NCEA) and the Other special emphasis association(s).
The student:teacher of Assumption School is 17:1 and the school's religious affiliation is Catholic.
Quick Facts (2026)
- Top-Ranked CT School
- Grades: Prekindergarten-8
- Enrollment: 191 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Assumption School ranks among the top 20% of private schools in Connecticut for:
Category
Attribute
School History
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1911
School Calendar
Student Body
Total Students
191 students
Student Body Type
Co-ed
% Students of Color
11%
State avg.: 31%
Students by Grade
Academics and Faculty
Total Classroom Teachers
11 teachers
Student-Teacher Ratio
17:1
National avg.:
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
School Notes
- Sample of notable school alumni/alumnae:
- Rachel Sosnovich, Principal
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What schools are Assumption School often compared to?
Assumption School is often viewed alongside schools like St. Mary & St. Michael School by visitors of our site.
Who are famous alumni from Assumption School?
Assumption School famous alumni include: Rachel Sosnovich, Principal.
What is Assumption School's ranking?
Assumption School ranks among the top 20% of private schools in Connecticut for: Oldest founding date.
When is the application deadline for Assumption School?
The application deadline for Assumption School is rolling (applications are reviewed as they are received year-round).
Related Schools
Show me:
Popular comparisons: Assumption School vs. St. Mary & St. Michael School
People that viewed Assumption School also viewed these schools: St. Mary & St. Michael School, Hopkins School, White Oak Baptist Academy, All Nations Christian Academy and Fraser Woods Montessori School.
The nearest high school to Assumption School is The Foundation School Orange (4.4 miles away)
The nearest elementary school is St. Mary & St. Michael School (1.5 miles away)
The nearest preschool is Julia Day Nursery & Kindergart (0.7 miles away)
Show me:
Show me:
School
Location
Miles
Quick Facts
14 Seymour Ave
Derby, CT 06418
(203) 735-6471
Derby, CT 06418
(203) 735-6471
1.5 miles
Gr: PK-8 | 162 students
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
6 miles
Gr: 7-12 | 724 students Avg. class size: 12 students Sports: 20 | Extracurrculars: 23 Tuition & acceptance rate listed
White Oak Baptist Academy
(Baptist)
5344 Main St Putney
Stratford, CT 06614
(203) 610-6960
Stratford, CT 06614
(203) 610-6960
7.5 miles
Gr: NS-12 | 26 students
358 Lenox Street
New Haven, CT 06513
(203) 467-6083
New Haven, CT 06513
(203) 467-6083
10.5 miles
Gr: K-4 | 22 students Avg. class size: 10 students Tuition & acceptance rate listed
173 S Main St
Newtown, CT 06470
(203) 426-3390
Newtown, CT 06470
(203) 426-3390
10.7 miles
Gr: PK-8 | 210 students Sports: 4 | Extracurrculars: 1 Tuition listed
School
Location
Miles
Quick Facts
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
6 miles
Gr: 7-12 | 724 students Avg. class size: 12 students Sports: 20 | Extracurrculars: 23 Tuition & acceptance rate listed
White Oak Baptist Academy
(Baptist)
5344 Main St Putney
Stratford, CT 06614
(203) 610-6960
Stratford, CT 06614
(203) 610-6960
7.5 miles
Gr: NS-12 | 26 students
30 Pleasant St
Bristol, CT 06010
(860) 845-8010
Bristol, CT 06010
(860) 845-8010
23.3 miles
Gr: 6-12 | 59 students
School
Location
Miles
Quick Facts
14 Seymour Ave
Derby, CT 06418
(203) 735-6471
Derby, CT 06418
(203) 735-6471
1.5 miles
Gr: PK-8 | 162 students
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
6 miles
Gr: 7-12 | 724 students Avg. class size: 12 students Sports: 20 | Extracurrculars: 23 Tuition & acceptance rate listed
White Oak Baptist Academy
(Baptist)
5344 Main St Putney
Stratford, CT 06614
(203) 610-6960
Stratford, CT 06614
(203) 610-6960
7.5 miles
Gr: NS-12 | 26 students
358 Lenox Street
New Haven, CT 06513
(203) 467-6083
New Haven, CT 06513
(203) 467-6083
10.5 miles
Gr: K-4 | 22 students Avg. class size: 10 students Tuition & acceptance rate listed
173 S Main St
Newtown, CT 06470
(203) 426-3390
Newtown, CT 06470
(203) 426-3390
10.7 miles
Gr: PK-8 | 210 students Sports: 4 | Extracurrculars: 1 Tuition listed
School
Location
Miles
Quick Facts
14 Seymour Ave
Derby, CT 06418
(203) 735-6471
Derby, CT 06418
(203) 735-6471
1.5 miles
Gr: PK-8 | 162 students
White Oak Baptist Academy
(Baptist)
5344 Main St Putney
Stratford, CT 06614
(203) 610-6960
Stratford, CT 06614
(203) 610-6960
7.5 miles
Gr: NS-12 | 26 students
173 S Main St
Newtown, CT 06470
(203) 426-3390
Newtown, CT 06470
(203) 426-3390
10.7 miles
Gr: PK-8 | 210 students Sports: 4 | Extracurrculars: 1 Tuition listed
St. Ann Academy ![St. Ann Academy Photo]( "St. Ann Academy Photo")
(Catholic)
521 Brewster St
Bridgeport, CT 06605
(203) 334-5856
Bridgeport, CT 06605
(203) 334-5856
15.3 miles
Gr: PK-8 | 234 students Avg. class size: 18 students Extracurrculars: 4 Tuition listed
St. Luke Catholic School ![St. Luke Catholic School Photo - Service to the community is of great importance in our school. Here, our 7th grade class has collected and prepared snacks to give to Southington's First Responders in support of their work.]( "St. Luke Catholic School Photo - Service to the community is of great importance in our school. Here, our 7th grade class has collected and prepared snacks to give to Southington's First Responders in support of their work.")
(Catholic)
133 Bristol St
Southington, CT 06489
(860) 628-2485
Southington, CT 06489
(860) 628-2485
19.9 miles
Gr: PK-8 | 112 students Sports: 1 | Extracurrculars: 7 Tuition listed
School
Location
Miles
Quick Facts
Julia Day Nursery & Kindergart
Daycare / Preschool
76 Central Street
Ansonia, CT 06401
(203) 736-2554
Ansonia, CT 06401
(203) 736-2554
0.7 miles
Gr: PK-K | 50 students Avg. class size: 20 students
14 Seymour Ave
Derby, CT 06418
(203) 735-6471
Derby, CT 06418
(203) 735-6471
1.5 miles
Gr: PK-8 | 162 students
A Child's Garden
Daycare / Preschool
20 Ivy Brook Rd
Shelton, CT 06484
(203) 402-0334
Shelton, CT 06484
(203) 402-0334
3.8 miles
Gr: PK-K | 100 students
Ezra Academy
(Jewish)
75 Rimmon Road
Woodbridge, CT 06525
(203) 389-5500
Woodbridge, CT 06525
(203) 389-5500
4 miles
Gr: PK-8 | 107 students Sports: 4 Tuition listed
The Foundation School Orange ![The Foundation School Orange Photo - High School]( "The Foundation School Orange Photo - High School")
Special Education School
719 Derby Milford Rd
Orange, CT 06477
(203) 795-6075
Orange, CT 06477
(203) 795-6075
4.4 miles
Gr: 1-11 | 21 students
School
Location
Miles
Quick Facts
The Foundation School Orange ![The Foundation School Orange Photo - High School]( "The Foundation School Orange Photo - High School")
Special Education School
719 Derby Milford Rd
Orange, CT 06477
(203) 795-6075
Orange, CT 06477
(203) 795-6075
4.4 miles
Gr: 1-11 | 21 students
Bais Chana Academy High School For Girls
All-girls (Jewish)
261 Derby Ave
Orange, CT 06477
(203) 795-5261
Orange, CT 06477
(203) 795-5261
5 miles
Gr: 9-12 | 55 students
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
6 miles
Gr: 7-12 | 724 students Avg. class size: 12 students Sports: 20 | Extracurrculars: 23 Tuition & acceptance rate listed
Chapel Haven Schleifer Center ![Chapel Haven Schleifer Center Photo - Founded in 1972, Chapel Haven Schleifer Center (CHSC) has been changing lives for adults with disabilities for a half-century. This award-winning non-profit based in the Westville section of New Haven, Conn. teaches adults with developmental and social disabilities to live independent and productive lives through a nationally accredited transitional living program and approved private special education school.]( "Chapel Haven Schleifer Center Photo - Founded in 1972, Chapel Haven Schleifer Center (CHSC) has been changing lives for adults with disabilities for a half-century. This award-winning non-profit based in the Westville section of New Haven, Conn. teaches adults with developmental and social disabilities to live independent and productive lives through a nationally accredited transitional living program and approved private special education school.")
Special Education School
1040 Whalley Avenue
New Haven, CT 06515
(203) 397-1714
New Haven, CT 06515
(203) 397-1714
6.1 miles
Gr: 12 | 205 students Avg. class size: 30 students Sports: 12 | Extracurrculars: 6 Tuition & acceptance rate listed
Children's Community Programs Of Ct
Alternative School (Christian)
446a Blake St Ste 100
New Haven, CT 06515
(203) 468-5316
New Haven, CT 06515
(203) 468-5316
6.8 miles
Gr: 6-12 | 44 students
School
Location
Miles
Quick Facts
14 Seymour Ave
Derby, CT 06418
(203) 735-6471
Derby, CT 06418
(203) 735-6471
1.5 miles
Gr: PK-8 | 162 students
Ezra Academy
(Jewish)
75 Rimmon Road
Woodbridge, CT 06525
(203) 389-5500
Woodbridge, CT 06525
(203) 389-5500
4 miles
Gr: PK-8 | 107 students Sports: 4 Tuition listed
The Foundation School Orange ![The Foundation School Orange Photo - High School]( "The Foundation School Orange Photo - High School")
Special Education School
719 Derby Milford Rd
Orange, CT 06477
(203) 795-6075
Orange, CT 06477
(203) 795-6075
4.4 miles
Gr: 1-11 | 21 students
Southern Connecticut Hebrew Academy
(Jewish)
261 Derby Ave
Orange, CT 06477
(203) 795-5261
Orange, CT 06477
(203) 795-5261
5 miles
Gr: PK-8 | 174 students
986 Forest Road
New Haven, CT 06515
(203) 397-1001
New Haven, CT 06515
(203) 397-1001
6 miles
Gr: 7-12 | 724 students Avg. class size: 12 students Sports: 20 | Extracurrculars: 23 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
Julia Day Nursery & Kindergart
Daycare / Preschool
76 Central Street
Ansonia, CT 06401
(203) 736-2554
Ansonia, CT 06401
(203) 736-2554
0.7 miles
Gr: PK-K | 50 students Avg. class size: 20 students
14 Seymour Ave
Derby, CT 06418
(203) 735-6471
Derby, CT 06418
(203) 735-6471
1.5 miles
Gr: PK-8 | 162 students
A Child's Garden
Daycare / Preschool
20 Ivy Brook Rd
Shelton, CT 06484
(203) 402-0334
Shelton, CT 06484
(203) 402-0334
3.8 miles
Gr: PK-K | 100 students
Ezra Academy
(Jewish)
75 Rimmon Road
Woodbridge, CT 06525
(203) 389-5500
Woodbridge, CT 06525
(203) 389-5500
4 miles
Gr: PK-8 | 107 students Sports: 4 Tuition listed
Southern Connecticut Hebrew Academy
(Jewish)
261 Derby Ave
Orange, CT 06477
(203) 795-5261
Orange, CT 06477
(203) 795-5261
5 miles
Gr: PK-8 | 174 students
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Miles
Quick Facts
(Math: 82% | Reading: 82%)
Rank:
Rank:
10/
Top 5%10
7 Old Farm Rd.
Darien, CT 06820
(203) 655-9666
Darien, CT 06820
(203) 655-9666
9404.7 miles
Gr: PK-5 | 439 students Student-Teacher Ratio: 10:1 Minority enrollment: 20%
(Math: 61% | Reading: 59%)
Rank:
Rank:
7/
Top 50%10
1 Roton Avenue
Norwalk, CT 06853
(203) 899-2940
Norwalk, CT 06853
(203) 899-2940
9404.8 miles
Gr: K-5 | 402 students Student-Teacher Ratio: 12:1 Minority enrollment: 44%
(Math: 38% | Reading: 46%)
Rank:
Rank:
5/
Bottom 50%10
201 Highland Avenue
Norwalk, CT 06853
(203) 899-2930
Norwalk, CT 06853
(203) 899-2930
9405 miles
Gr: 6-8 | 463 students Student-Teacher Ratio: 11:1 Minority enrollment: 76%
(Math: 21% | Reading: 43%)
Rank:
Rank:
3/
Bottom 50%10
300 Highland Avenue
Norwalk, CT 06854
(203) 852-9488
Norwalk, CT 06854
(203) 852-9488
9405.2 miles
Gr: 9-12 | 1,739 students Student-Teacher Ratio: 15:1 Minority enrollment: 81%
Magnet School
(Math: 30-34% | Reading: 85-89%)
Rank:
Rank:
7/
Top 50%10
300 Highland Avenue
Norwalk, CT 06854
(203) 852-9488
Norwalk, CT 06854
(203) 852-9488
9405.2 miles
Gr: 9-12 | 283 students Student-Teacher Ratio: 9:1 Minority enrollment: 68%
School Reviews
Endorse Assumption School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles
Ask Current Parents What Admissions Won't Answer
Learn how to ask current private school parents revealing questions about culture, academics, communication, costs, discipline, and community life before deciding whether a school truly fits your family well.
When School Anxiety Is Really a School Fit Problem
Learn when school anxiety may signal a poor school fit, how parents can identify academic or social mismatches, and when changing private schools deserves serious consideration for families today.
Will My Child Find Their People? Evaluating School Culture
Learn how to evaluate private school culture, student belonging, friendships, teacher relationships, social dynamics, and authentic community fit so your child can find the right place to thrive and connect.
