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Excellent

#2 of 379 private schools in MD

Top 1% of private schools

The Katherine Thomas School

School

9975 MEDICAL CENTER DR, Rockville, MD 20850

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on 32 schools in Rockville. Learn more

Enrollment

162

Student-Teacher

4.6:1

Score

9.1

Grades

Pre-K – 12th

Updated 2021-22

How this school compares

In Rockville

#1 of 14

public schools

Maryland schools

#1 of 128

Academic performance

7.3 / 10

Strong

About The Katherine Thomas School

The Katherine Thomas School is a PK through 12 regular public school located in Rockville, Maryland. With an enrollment of just 162 students and a student-teacher ratio of 4.6:1, the school offers personalized attention to its diverse student body. The small class sizes are supported by 35 full-time equivalent teachers who provide a nurturing educational environment.

Though MySchoolScout's rating is relatively low at 5.0 out of 10 and it ranks 122nd in Maryland, this doesn't tell the whole story. Without specific test score data to reference, we can focus on other strengths such as the supportive community and individualized learning opportunities that help students thrive. The school's setting in a large suburban area means there are ample resources nearby for enriching educational experiences beyond the classroom.

Whether it’s cultural institutions or outdoor recreational spaces, The Katherine Thomas School benefits from its location within Rockville, offering students access to a vibrant community with numerous opportunities for growth and development. Situated amidst the bustling suburbs of Montgomery County, The Katherine Thomas School provides a warm and engaging learning environment for all its students.

What Parents Should Know

With an enrollment of 162 students, The Katherine Thomas 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.

With a student-teacher ratio of 4.6:1, The Katherine Thomas 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, The Katherine Thomas 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 The Katherine Thomas School compares to 33 public schools serving similar grades in Rockville, MD

Student-Teacher Ratio
4.6:1
This School
vs
13.2:1
Public Avg
Avg School Size
162
This School
vs
718
Public Avg
Avg School Scout Rating
9.1
This School
vs
6.9
Public Avg

Student Demographics

White 58.6% vs 0%
Black 16.7% vs 0%
Asian 10.5% vs 0%
Hispanic 8% vs 0%
The Katherine Thomas School Rockville Public Avg

Nearby Other Schools

School Rating
The Katherine Thomas School (this school) 9.1
John L Gildner Regional Inst for Children & Adol 6.7
Lakewood Elementary 8.2
Robert Frost Middle School 5.3
Thomas S. Wootton High 5.2
Fallsmead Elementary 7.2
College Gardens Elementary 8.8
Beall Elementary 8.6
PEP - Itinerant
Julius West Middle 5.7
Ritchie Park Elementary 8.4
Richard Montgomery High 5.4
Carl Sandburg Center 3.5
Maryvale Elementary 9.1
Candlewood Elementary 5.4
Bayard Rustin Elementary 7.3
Mill Creek Towne Elementary 7.5
Rockville High 7.1
Farmland Elementary 6.4
Redland Middle 6.7
Meadow Hall Elementary 7.0

Showing 20 of 33 schools. View all schools in Rockville

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.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
A+ 9.6 / 10
View breakdown
Student-Teacher Ratio 4.6:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
A+ 9.6 / 10
View breakdown
School Day Length 7.5 hours
Annual Instructional Hours 1,402.5
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 8.7 / 10
View breakdown
Diversity Index 61%
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 162
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)

White 58.6%
Black 16.7%
Asian 10.5%
Hispanic 8.0%
Two or More 6.2%

Source: NCES Private School Survey (PSS)

Location

9975 MEDICAL CENTER DR, Rockville, MD 20850

Nearby Alternatives

Families considering The Katherine Thomas School may also want to explore other schools in the area. DuFief Elementary (rated 8.8/10, 1.9 miles away, in nearby Gaithersburg), with a very similar rating. Another option is College Gardens Elementary (rated 8.8/10, 2.2 miles away), with a very similar rating. Additionally, Fields Road Elementary (rated 8.7/10, 1.5 miles away, in nearby Gaithersburg), with a comparable rating. For more schools in Rockville, see our Rockville schools guide .

Nearby Schools

20 within 2.6 mi
School Distance Rating
John L Gildner Regional Inst for Children & Adol Rockville 0.3 mi 6.7
CHILDREN'S MANOR MONTESSORI SCHOOL & DAYCARE Rockville 0.3 mi 6.7
LITTLE GENIUS MONTESSORI SCHOOL Rockville 0.7 mi
Stone Mill Elementary North Potomac 0.8 mi 7.3
FRANKLIN MONTESSORI SCHOOLS Rockville 0.8 mi
Lakewood Elementary Rockville 1.0 mi 8.2
PRIMARY MONTESSORI DAY SCHOOL Rockville 1.2 mi 5.0
Fields Road Elementary Gaithersburg 1.5 mi 8.7
MARCIA D SMITH SCHOOL Gaithersburg 1.7 mi
Robert Frost Middle School Rockville 1.8 mi 5.3
Summit Hall Elementary Gaithersburg 2.0 mi 6.1
Thomas S. Wootton High Rockville 1.9 mi 5.2
Rosemont Elementary Gaithersburg 2.0 mi 7.3
EPWORTH PRESCHOOL & KINDERGARTEN Gaithersburg 2.1 mi 6.4
Lakelands Park Middle Gaithersburg 1.9 mi 6.7
Fallsmead Elementary Rockville 2.1 mi 7.2
DuFief Elementary Gaithersburg 1.9 mi 8.8
Gaithersburg High Gaithersburg 2.6 mi 4.5
College Gardens Elementary Rockville 2.2 mi 8.8
GODDARD SCHOOL IN GAITHERSBURG Gaithersburg 2.6 mi 4.0

Neighborhood Census ACS (2019-2023)

Census data for ZIP 20850 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$122,691

Median Home Value

$687,200

Median Rent

$2,277/mo

Population

50,365

College Educated

67.1%

Homeownership

51.5%

Avg Commute

31 min

Poverty Rate

7.1%

Median Age

40.8

Community Profile

The community surrounding The Katherine Thomas School has a median household income of $122,691. It is a well-educated community where 67% of adults hold a bachelor's degree or higher. The median home value in the area is $687,200, with a median rent of $2,277/month. The local poverty rate of 7.1% is relatively low. The average commute for residents is 31 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
BALTIMORE LAB SCHOOL Baltimore, MD 8.8
ST ELIZABETH SCHOOL Baltimore, MD 8.6
THE HARBOUR SCHOOL AT ANNAPOLIS Annapolis, MD 8.6
THE SIENA SCHOOL Silver Spring, MD 8.4
THE MARYLAND SCHOOL FOR THE BLIND Baltimore, MD 8.2
FRIENDS MEETING SCHOOL Mount Airy, MD 8.1

Frequently Asked Questions

Common questions about The Katherine Thomas School

What grades does The Katherine Thomas School serve?

The Katherine Thomas School serves students in grades Pre-K through 12th.

How many students attend The Katherine Thomas School?

The Katherine Thomas School has an enrollment of approximately 162 students.

What is the student-teacher ratio at The Katherine Thomas School?

The student-teacher ratio at The Katherine Thomas School is 4.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does The Katherine Thomas School rank in MD?

The Katherine Thomas School is ranked #2 out of 379 private schools in MD.

What is The Katherine Thomas School's MySchoolScout rating?

The Katherine Thomas School has a composite rating of 9.1 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 The Katherine Thomas School a private school?

Yes, The Katherine Thomas School is a private coeducational school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is The Katherine Thomas School a religious school?

No, The Katherine Thomas School is a nonsectarian (non-religious) private school.

11 schools nearby View map →

Neighborhood Context

Walk Score
51 Somewhat Walkable
Bike Score
66 Bikeable
City Safety
High (1,675/100K)

Powered by Walk Score

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

Quick Facts NCES PSS (SY 2021-22)

Grades
Pre-K – 12th
Enrollment
162
Gender Split
64% M / 36% F
Student-Teacher Ratio
4.6:1
Teachers (FTE)
35
Type
private
Coed Status
coed
Affiliation
Nonsectarian
School Day
7.5 hours
Days Per Year
187 days
Setting
Large Suburb
County
MONTGOMERY
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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