St. Thomas The Apostle School (2026-27 Profile)

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Quick Facts (2026-27)

Grades: Prekindergarten-8
Enrollment: 234 students
Yearly Tuition: $6,096
Average class size: 18 students
Application Deadline: None / Rolling
Source: 鉁�Verified school update

School Facts

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Students By Grade

View Data

Distribution of Students By Grade
Grade	St. Thomas The Apostle School
Pre-K	30
Kind	20
1	26
2	18
3	24
4	22
5	27
6	28
7	15
8	24

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ADD/ADHD Support

Yes

Learning Difference Programs

Yes

Learning Programs Supported

yes-

School Calendar

Student Body

Total Students

234 students

Student Body Type

Co-ed

% Students of Color

18%

State avg.: 34%

Academic Profile

Total Classroom Teachers

18 teachers

Student-Teacher Ratio

13:1

National avg.:

% Faculty w/Advanced Degree

35%

Average Class Size

18 students

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Tuition & Financial Aid

Admission Deadline

None / Rolling

Yearly Tuition Cost

$6,096

View national tuition avg.

Tuition Notes

Fair Ability program that meets the needs of all budgets

% on Financial Aid

80%

Average Financial Aid Grant

$3,000

Application URL

Sports

Total Sports Offered

5 sports

Sports

BasketballCheering

Cross CountryTrack and Field

Volleyball

Extracurriculars

Total ExtracurricularsTotal Extra-curric.

3 extracurriculars

ExtracurricularsExtra-curric.

Club or Organization:

ChessPhotography Club

Arts and Music Programs:

Choir

School Notes

The school family of St. Thomas the Apostle School of Crystal Lake, Illinois provides faith formation and academic excellence for all students desiring a Catholic elementary education.
The uniqueness of each child is developed and celebrated within an environment where God can be encountered.
By teaching and modeling Gospel values, we enable our students to become socially responsible Catholic leaders of the Third Millennium.

The school family of St. Thomas the Apostle School of Crystal Lake, Illinois provides faith formation and academic excellence for all students desiring a Catholic elementary education. The uniqueness of each child is developed and celebrated within an environment where God can be encountered. By teaching and modeling Gospel values, we enable our students to become socially responsible Catholic leaders of the Third Millennium.

Sample of notable school alumni/alumnae:
- Notable alumni include various community leaders and educators. -

Source: Verified school update

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Frequently Asked Questions

How much does St. Thomas The Apostle School cost?

St. Thomas The Apostle School's tuition is approximately $6,096 for private students.

What schools are St. Thomas The Apostle School often compared to?

St. Thomas The Apostle School is often viewed alongside schools like St. Margaret Mary Catholic School by visitors of our site.

Who are famous alumni from St. Thomas The Apostle School?

St. Thomas The Apostle School famous alumni include: Notable alumni include various community leaders and educators..

What sports does St. Thomas The Apostle School offer?

St. Thomas The Apostle School offers 5 interscholastic sports: Basketball, Cheering, Cross Country, Track and Field and Volleyball.

When is the application deadline for St. Thomas The Apostle School?

The application deadline for St. Thomas The Apostle School is rolling (applications are reviewed as they are received year-round).

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Did You Know?

The average private school tuition in Mchenry County, IL is $6,101 for elementary schools (read more about average private school tuition across the country).

The average acceptance rate in Mchenry County, IL is 97% (read more about average acceptance rates across the country).