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#106 of 201 private schools in CT

St Mary & St Michael School

Elementary School

14 SEYMOUR AVE, Derby, CT 06418

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on CT statewide data. Learn more

Enrollment

125

Student-Teacher

11.6:1

Score

6.2

Grades

Pre-K – 8th

Updated 2021-22

How this school compares

Connecticut elementary schools

#33 of 88

About St Mary & St Michael School

ST MARY & ST MICHAEL SCHOOL is a public elementary school located in Derby, Connecticut. Serving students from pre-kindergarten through eighth grade, the school has an enrollment of 125 students and maintains a student-teacher ratio of 11.6:1 with 11 full-time equivalent teachers. The school's MySchoolScout rating of 2.3 out of 10 indicates room for academic growth, but it ranks #13 out of 201 schools in Connecticut overall, placing it in the 94th percentile.

While test score data is not available, ST MARY & ST MICHAEL SCHOOL focuses on student development and a supportive learning environment. The school is situated in a large suburban area, providing a community feel with easy access to nearby amenities and resources.

What Parents Should Know

With an enrollment of 125 students, St Mary & St Michael School is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.

As a private school, St Mary & St Michael School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Compare to Public Schools

Beta

How St Mary & St Michael School compares to the 5 public schools in Derby, CT

Student-Teacher Ratio
11.6:1
This School
vs
11.3:1
Public Avg
Avg School Size
125
This School
vs
262
Public Avg
Avg School Scout Rating
6.2
This School
vs
6.1
Public Avg

Student Demographics

Hispanic 41.6% vs 0%
White 35.2% vs 0%
Black 9.6% vs 0%
Asian 4% vs 0%
St Mary & St Michael School Derby Public Avg

All Schools in Derby

School Rating
St Mary & St Michael School (this school) 6.2
Irving School 3.9
Little Raiders University 5.8
Derby High School 6.5
Derby Middle School 7.8
Bradley School 6.4

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

Score Breakdown

What This Rating Measures

This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in CT.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
C+ 4.1 / 10
View breakdown
Student-Teacher Ratio 11.6:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
C+ 4.4 / 10
View breakdown
School Day Length 6.2 hours
Annual Instructional Hours 1,116
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 9.3 / 10
View breakdown
Diversity Index 68%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
A- 8.2 / 10
View breakdown
Enrollment 125
View data sources

Score basis: Private school model

Data coverage: 80% of scoring components had data

Components scored: 4 of 5

Ranking pool: Private schools in CT

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

Hispanic 41.6%
White 35.2%
Black 9.6%
Two or More 8.8%
Asian 4.0%
Pacific Islander 0.8%

Source: NCES Private School Survey (PSS)

Location

14 SEYMOUR AVE, Derby, CT 06418

Nearby Alternatives

Families considering St Mary & St Michael School may also want to explore other elementary schools in the area. Turkey Hill School (rated 8.1/10, 3.4 miles away, in nearby Orange), which scores notably higher. Another option is Sunnyside School (rated 7.9/10, 2.6 miles away, in nearby Shelton), which scores notably higher. Additionally, Long Hill School (rated 7.3/10, 3.1 miles away, in nearby Shelton), which scores notably higher. For more schools in Derby, see our Derby schools guide .

Nearby Schools

20 within 3.4 mi
School Distance Rating
Irving School Derby 0.1 mi 3.9
Little Raiders University Derby 0.6 mi 5.8
Derby High School Derby 0.6 mi 6.5
Derby Middle School Derby 0.7 mi 7.8
Ansonia Middle School Ansonia 1.0 mi 3.4
Perry Hill Elementary School Shelton 1.2 mi 4.3
ASSUMPTION SCHOOL Ansonia 1.6 mi 3.4
Ansonia High School Ansonia 1.2 mi 5.2
Emmett O'Brien Technical High School Ansonia 1.4 mi 5.4
Bradley School Derby 1.5 mi 6.4
Shelton High School Shelton 1.6 mi 6.2
Prendergast School Ansonia 1.6 mi 2.4
Intermediate School Shelton 1.8 mi 6.4
Sunnyside School Shelton 2.6 mi 7.9
Mead School Ansonia 2.1 mi 3.1
Long Hill School Shelton 3.1 mi 7.3
Elizabeth Shelton School Shelton 2.5 mi 6.6
THE FOUNDATION SCHOOL ORANGE Orange 3.3 mi
Seymour Middle School Seymour 3.5 mi 5.8
Turkey Hill School Orange 3.4 mi 8.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 06418 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$75,718

Median Home Value

$243,500

Median Rent

$1,453/mo

Population

12,150

College Educated

33%

Homeownership

61.9%

Avg Commute

27.3 min

Poverty Rate

9.4%

Median Age

46.4

Community Profile

The community surrounding St Mary & St Michael School has a median household income of $75,718. It is an area where 33% of adults hold a bachelor's degree or higher. The median home value in the area is $243,500, with a median rent of $1,453/month. The local poverty rate of 9.4% is relatively low. The average commute for residents is 27 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Booth Free School Roxbury, CT 6.2
OUR LADY OF MERCY PREPARATORY ACADEMY Madison, CT 6.2
ST BRIDGET SCHOOL Manchester, CT 6.3
ST JOSEPH SCHOOL New London, CT 6.3
COLD SPRING SCHOOL New Haven, CT 6.1
SOLOMON SCHECHTER DAY SCHOOL West Hartford, CT 6.1

Frequently Asked Questions

Common questions about St Mary & St Michael School

What grades does St Mary & St Michael School serve?

St Mary & St Michael School serves students in grades Pre-K through 8th.

How many students attend St Mary & St Michael School?

St Mary & St Michael School has an enrollment of approximately 125 students.

What is the student-teacher ratio at St Mary & St Michael School?

The student-teacher ratio at St Mary & St Michael School is 11.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does St Mary & St Michael School rank in CT?

St Mary & St Michael School is ranked #106 out of 201 private schools in CT.

What is St Mary & St Michael School's MySchoolScout rating?

St Mary & St Michael School has a composite rating of 6.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

Is St Mary & St Michael School a private school?

Yes, St Mary & St Michael School is a private coeducational school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is St Mary & St Michael School a religious school?

St Mary & St Michael School has a Roman Catholic religious affiliation.

11 schools nearby View map →

Neighborhood Context

City Safety
High (2,895/100K)

FBI UCR 2024. City-level (Derby). Data >1 year old.

Quick Facts NCES PSS (SY 2021-22)

Grades
Pre-K – 8th
Enrollment
125
Gender Split
47% M / 53% F
Student-Teacher Ratio
11.6:1
Teachers (FTE)
11
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
6.2 hours
Days Per Year
180 days
Setting
Large Suburb
County
NEW HAVEN
Data Year
2022–2023

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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