Average
#252 of 379 private schools in MD
Mater Dei School
Middle School
9600 SEVEN LOCKS RD, Bethesda, MD 20817
Estimated academic score. This school does not have standardized test data. Based on 17 schools in Bethesda. Learn more
Enrollment
229
Student-Teacher
9.6:1
Score
5.8
Grades
1st – 8th
Enrollment
229
Student-Teacher
9.6:1
Score
5.8
Grades
1st – 8th
Updated
2021-22
Updated 2021-22
How this school compares
In Bethesda
#14 of 15
public schools
Maryland middle schools
#9 of 11
Academic performance
8.6 / 10
Exceptional
About Mater Dei School
Mater Dei School, located in Bethesda, Maryland, is a public middle school serving grades 1 through 8. With an enrollment of 229 students and a student-teacher ratio of 9.6:1, the school offers personalized attention to each child’s needs. The dedicated staff includes 24 full-time equivalent teachers who work hard to support their students' academic and social growth.
While Mater Dei School does not have test score data available at this time, it has earned a MySchoolScout rating of 5.0 out of 10, placing it in the 73rd percentile among Maryland schools. This ranking suggests there is room for improvement but also indicates that the school focuses on student development and support. The setting of Mater Dei School is in a large suburban area near Bethesda, providing students with a safe and accessible environment to learn and grow.
What Parents Should Know
With a student-teacher ratio of 9.6:1, Mater Dei School offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.
As a private school, Mater Dei 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.
Financial Overview
Source: IRS Form 990 (2023 filing)
- Per-Pupil Spending
- Total expenses ÷ enrollment
- $23,815
- Per-Pupil Revenue
- Total revenue ÷ enrollment
- $32,291
- Financial Health
- Revenue-to-expense ratio (>1.0 = surplus)
- 1.36x — Strong
- Tuition Dependency
- Share of revenue from program services (tuition, fees)
- 72%
- Total Assets
- End-of-year total assets from IRS filing
- $33.8M
Financial data from IRS Form 990 filings via ProPublica Nonprofit Explorer. Per-pupil figures based on current enrollment of 229 students. Not all private schools file Form 990.
Compare to Public Schools
BetaHow Mater Dei School compares to 14 public schools serving similar grades in Bethesda, MD
Student Demographics
Nearby Middle Schools
| School | Rating |
|---|---|
| Mater Dei School (this school) | 5.8 |
| Seven Locks Elementary | 7.9 |
| Wyngate Elementary | 7.4 |
| Ashburton Elementary | 8.0 |
| Burning Tree Elementary | 7.6 |
| North Bethesda Middle | 6.4 |
| Carderock Springs Elementary | 8.7 |
| Thomas W. Pyle Middle | 6.2 |
| Bradley Hills Elementary | 7.4 |
| Woodlin Elementary | 6.7 |
| Bannockburn Elementary | 7.0 |
| Bethesda Elementary | 5.9 |
| Wood Acres Elementary | 8.4 |
| Westland Middle | 6.5 |
| Westbrook Elementary | 6.5 |
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 MD.
Data Unavailable
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 MD
Test Scores
Test score data not yet available for this school.
Student Demographics NCES PSS (SY 2021-22)
Source: NCES Private School Survey (PSS)
Location
9600 SEVEN LOCKS RD, Bethesda, MD 20817
Nearby Alternatives
Families considering Mater Dei School may also want to explore other middle schools in the area. THE PRIMARY DAY SCHOOL (rated 8.9/10, 1.9 miles away), which scores notably higher. Another option is Carderock Springs Elementary (rated 8.7/10, 2.2 miles away), which scores notably higher. Additionally, NORWOOD SCHOOL (rated 8.5/10, 1.2 miles away), which scores notably higher. For more schools in Bethesda, see our Bethesda schools guide .
Nearby Schools
20 within 1.9 mi| School | Distance | Rating |
|---|---|---|
| Seven Locks Elementary Bethesda | 0.1 mi | 7.9 |
| OUR LADY OF MERCY SCHOOL Potomac | 0.8 mi | 7.8 |
| THE HEIGHTS SCHOOL Potomac | 1.0 mi | 5.6 |
| GERMAN INTERNATIONAL SCHOOL WASHINGTON DC Potomac | 0.9 mi | 7.2 |
| Bells Mill Elementary Potomac | 1.3 mi | 7.8 |
| Cabin John Middle Potomac | 1.3 mi | 6.1 |
| NORWOOD SCHOOL Bethesda | 1.2 mi | 8.5 |
| THE WOODS ACADEMY Bethesda | 1.3 mi | 7.6 |
| MC LEAN SCHOOL OF MARYLAND Potomac | 1.7 mi | 8.1 |
| HOLTON-ARMS SCHOOL Bethesda | 1.7 mi | 7.4 |
| THE PRIMARY DAY SCHOOL Bethesda | 1.9 mi | 8.9 |
| CONNELLY SCHOOL OF THE HOLY CHILD Potomac | 1.7 mi | 6.9 |
| Burning Tree Elementary Bethesda | 2.0 mi | 7.6 |
| Winston Churchill High Potomac | 2.1 mi | 5.6 |
| IVYMOUNT SCHOOL Rockville | 2.2 mi | 7.8 |
| THE MADDUX SCHOOL Rockville | 2.2 mi | 6.6 |
| Carderock Springs Elementary Bethesda | 2.2 mi | 8.7 |
| Walter Johnson High Bethesda | 1.9 mi | 5.1 |
| Wyngate Elementary Bethesda | 1.8 mi | 7.4 |
| Ashburton Elementary Bethesda | 1.9 mi | 8.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 20817 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$240,104
Median Home Value
$1,142,300
Median Rent
$3,155/mo
Population
37,738
College Educated
85.3%
Homeownership
82.3%
Avg Commute
30.2 min
Poverty Rate
4.2%
Median Age
45.5
Community Profile
The community surrounding Mater Dei School has a median household income of $240,104. It is a well-educated community where 85% of adults hold a bachelor's degree or higher. The median home value in the area is $1,142,300, with a median rent of $3,155/month. The local poverty rate of 4.2% is relatively low. The average commute for residents is 30 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 |
|---|---|
| Northern Middle School Accident, MD | 5.7 |
| Lillie May Carroll Jackson School Baltimore, MD | 5.6 |
| Westmar Middle Lonaconing, MD | 5.1 |
| Booker T. Washington Middle Baltimore, MD | 7.1 |
| Stadium School Baltimore, MD | 4.4 |
| The Crossroads School Baltimore, MD | 7.3 |
Frequently Asked Questions
Common questions about Mater Dei School
What grades does Mater Dei School serve?
Mater Dei School serves students in grades 1st through 8th.
How many students attend Mater Dei School?
Mater Dei School has an enrollment of approximately 229 students.
What is the student-teacher ratio at Mater Dei School?
The student-teacher ratio at Mater Dei School is 9.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Mater Dei School rank in MD?
Mater Dei School is ranked #252 out of 379 private schools in MD.
What is Mater Dei School's MySchoolScout rating?
Mater Dei School has a composite rating of 5.8 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 Mater Dei School a private school?
Yes, Mater Dei School is a private all-boys 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 Mater Dei School a religious school?
Mater Dei School has a Roman Catholic religious affiliation.
Explore More Schools
Quick Facts NCES PSS (SY 2021-22)
- Grades
- 1st – 8th
- Enrollment
- 229
- Gender Split
- 100% M / 0% F
- Student-Teacher Ratio
- 9.6:1
- Teachers (FTE)
- 24
- Type
- private
- Coed Status
- all-boys
- Affiliation
- Roman Catholic
- School Day
- 7 hours
- Days Per Year
- 171 days
- Setting
- Large Suburb
- County
- MONTGOMERY
- Phone
- (301) 365-2700
- Data Year
- 2022–2023
Resources & Links
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.
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