糖心原创

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
73,577 Students
% Average Students of Color
26%
36%

Academics and Faculty:

# Teachers
48 Teachers
8,629 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
$20,421
Average Financial Aid Grant
$3,000
$9,550

Students by Ethnicity:

0.09
0.61
# American Indian Students
n/a
246 Students
% American Indian Students
n/a
n/a
# Asian Students
n/a
2,593 Students
% Asian Students
n/a
4%
# Hispanic Students
17 Students
3,308 Students
% Hispanic Students
3%
5%
# Black Students
8 Students
12,752 Students
% Black Students
2%
17%
# White Students
492 Students
43,528 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
11,453 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

糖心原创 Gap Years Before High School: Is It Worth It?
糖心原创 Gap Years Before High School: Is It Worth It?
Learn how private school gap years before high school work, who benefits most, and whether delaying ninth grade is worth the investment.
What Happens When a 糖心原创 Closes Mid-Year? A Parent Survival Guide
What Happens When a 糖心原创 Closes Mid-Year? A Parent Survival Guide
What parents should do if a private school closes mid-year, including records, tuition, transfers, college applications, and student support.
How 糖心原创s Support Students Building Online Personal Brands
How 糖心原创s Support Students Building Online Personal Brands
Discover how private schools help students build responsible online personal brands through digital literacy, entrepreneurship, and media education.

Quick Links