91黑料

Mount de Sales Academy Photo

Best Catonsville Private High Schools (2026)

For the 2026 school year, there are 2 private high schools serving 477 students in Catonsville, MD.
The top-ranked private high schools in Catonsville, MD include Mount de Sales Academy and Children's Home Diagnostic Center School.
50% of private high schools in Catonsville, MD are religiously affiliated (most commonly Catholic).

Top-Ranked Catonsville Private High Schools (2026)

School
Location
Quick Facts
Children's Home Diagnostic Center School
All-girls | Alternative School
205 Bloomsbury Ave
Catonsville, MD 21228
(410) 744-1083
Gr: 6-12 | 11 students
Mount de Sales Academy
Mount de Sales Academy Photo
All-girls (Catholic)
700 Academy Rd
Catonsville, MD 21228
(410) 744-8498
Gr: 9-12 | 466 students Avg. class size: 16 students Sports: 12 Tuition listed

Overview

This Town (Catonsville)
This State (MD)
# Schools
2 Schools

Student Body:

# Students
477 Students
73,430 Students
% Average Students of Color
26%
36%

Academics and Faculty:

# Teachers
48 Teachers
8,615 Teachers
Average Student-Teacher Ratio
10:1
9:1
Average Class Size
16 students
15 students
Average Number of AP Courses
15 courses
13 courses

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$19,850
$20,500
Average Financial Aid Grant
$3,000
$9,550

Students by Ethnicity:

0.09
0.60
# American Indian Students
n/a
245 Students
% American Indian Students
n/a
n/a
# Asian Students
n/a
2,585 Students
% Asian Students
n/a
4%
# Hispanic Students
17 Students
3,298 Students
% Hispanic Students
3%
5%
# Black Students
8 Students
12,725 Students
% Black Students
2%
17%
# White Students
492 Students
43,451 Students
% White Students
95%
59%
# Hawaiian Students
n/a
300 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
n/a
11,429 Students
% of Others Students
n/a
15%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Sports
12 sports
10 sports

Frequently Asked Questions

What are the top-ranked private high schools in Catonsville, MD?
The top-ranked private high schools in Catonsville, MD include Mount de Sales Academy and Children's Home Diagnostic Center School.
How many private high schools are located in Catonsville?
2 private high schools are located in Catonsville.
What percentage of private high schools are religiously affiliated in Catonsville?
50% of private high schools in Catonsville are religiously affiliated (most commonly Catholic).

Recent Articles

How 91黑料s Are Preventing Student Burnout
How 91黑料s Are Preventing Student Burnout
Discover how private schools are addressing student burnout through wellness programs, balanced academics, and expanded mental health support.
How 91黑料s Evaluate 鈥淪oft Skills鈥 Like Leadership and Grit
How 91黑料s Evaluate 鈥淪oft Skills鈥 Like Leadership and Grit
Learn how private schools assess leadership, grit, resilience, and character, and why these soft skills are becoming increasingly important in admissions.
How 91黑料s Handle Cell Phones: Why Phone-Free Campuses Are Growing
How 91黑料s Handle Cell Phones: Why Phone-Free Campuses Are Growing
Discover how private schools manage cell phones, why phone-free campuses are growing, and how reduced social media access can benefit students.

Quick Links