Faithful to God, whose name graces our school, Holy Trinity Catholic School strives to embody a community of the faithful joined intimately with Christ, the incarnate revelation of the Father, through the unifying love of the Holy Spirit.
The parish communities of Fairview Heights, Caseyville, and the surrounding areas, in communion with the Devine persons, are committed to education children and forming disciples of Christ through the disciplines of academic excellence, prayer, spiritual and moral formation, apostolic action, social awareness, and responsibility.
It is our mission to empower parents, the primary educators of our children, in their role of passing on the lifelong values and traditions of the Roman Catholic faith.
In the compassionate spirit of the Holy Trinity, our vision is an innovative, challenging, high quality Catholic education that creates a powerful parish community, which inspires our children to realize their individual dreams fostering a life-long commitment to learning.
Quick Facts (2026)
- Top-Ranked IL School
- Grades: Prekindergarten-8
- Enrollment: 274 students
- Yearly Tuition: $4,875
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Holy Trinity Catholic School ranks among the top 20% of private schools in Illinois for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
2003
School Calendar
Student Body
Total Students
274 students
Student Body Type
Co-ed
% Students of Color
19%
State avg.: 34%
Students by Grade
Academics and Faculty
Total Classroom Teachers
17 teachers
Student-Teacher Ratio
16:1
National avg.: 11:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
Application URL
Source: Verified school update
Frequently Asked Questions
How much does Holy Trinity Catholic School cost?
Holy Trinity Catholic School's tuition is approximately $4,875 for private students.
What is Holy Trinity Catholic School's ranking?
Holy Trinity Catholic School ranks among the top 20% of private schools in Illinois for: Largest student body.
When is the application deadline for Holy Trinity Catholic School?
The application deadline for Holy Trinity Catholic School is rolling (applications are reviewed as they are received year-round).
Related Schools
Show me:
People that viewed Holy Trinity Catholic School also viewed these schools: Governor French Academy, Holy Childhood Of Jesus School, St. Clare Catholic School, Blessed Sacrament School and St. Teresa Catholic School.
The nearest high school and elementary school to Holy Trinity Catholic School is First Baptist Academy (1.6 miles away)
The nearest preschool is Berean Christian School (2.0 miles away)
Show me:
Show me:
School
Location
Miles
Quick Facts
219 West Main Street
Belleville, IL 62220
(618) 233-7542
Belleville, IL 62220
(618) 233-7542
6.2 miles
Gr: PK-12 | 107 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 7 Tuition & acceptance rate listed
Holy Childhood Of Jesus School
(Catholic)
215 N John St
Mascoutah, IL 62258
(618) 566-2922
Mascoutah, IL 62258
(618) 566-2922
12.2 miles
Gr: PK-8 | 172 students
St. Clare Catholic School
(Catholic)
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
O Fallon, IL 62269
(618) 632-6327
3 miles
Gr: PK-8 | 467 students Tuition & acceptance rate listed
Blessed Sacrament School
(Catholic)
8809 W Main St
Belleville, IL 62223
(618) 397-1111
Belleville, IL 62223
(618) 397-1111
5.2 miles
Gr: PK-8 | 168 students Tuition listed
St. Teresa Catholic School
(Catholic)
1108 Lebanon Avenue
Belleville, IL 62221
(618) 235-4066
Belleville, IL 62221
(618) 235-4066
5.2 miles
Gr: PK-8 | 214 students Avg. class size: 21 students Sports: 7 | Extracurrculars: 12 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
219 West Main Street
Belleville, IL 62220
(618) 233-7542
Belleville, IL 62220
(618) 233-7542
6.2 miles
Gr: PK-12 | 107 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 7 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
219 West Main Street
Belleville, IL 62220
(618) 233-7542
Belleville, IL 62220
(618) 233-7542
6.2 miles
Gr: PK-12 | 107 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 7 Tuition & acceptance rate listed
Holy Childhood Of Jesus School
(Catholic)
215 N John St
Mascoutah, IL 62258
(618) 566-2922
Mascoutah, IL 62258
(618) 566-2922
12.2 miles
Gr: PK-8 | 172 students
St. Clare Catholic School
(Catholic)
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
O Fallon, IL 62269
(618) 632-6327
3 miles
Gr: PK-8 | 467 students Tuition & acceptance rate listed
Blessed Sacrament School
(Catholic)
8809 W Main St
Belleville, IL 62223
(618) 397-1111
Belleville, IL 62223
(618) 397-1111
5.2 miles
Gr: PK-8 | 168 students Tuition listed
St. Teresa Catholic School
(Catholic)
1108 Lebanon Avenue
Belleville, IL 62221
(618) 235-4066
Belleville, IL 62221
(618) 235-4066
5.2 miles
Gr: PK-8 | 214 students Avg. class size: 21 students Sports: 7 | Extracurrculars: 12 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
219 West Main Street
Belleville, IL 62220
(618) 233-7542
Belleville, IL 62220
(618) 233-7542
6.2 miles
Gr: PK-12 | 107 students Avg. class size: 15 students Sports: 4 | Extracurrculars: 7 Tuition & acceptance rate listed
Holy Childhood Of Jesus School
(Catholic)
215 N John St
Mascoutah, IL 62258
(618) 566-2922
Mascoutah, IL 62258
(618) 566-2922
12.2 miles
Gr: PK-8 | 172 students
St. Clare Catholic School
(Catholic)
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
O Fallon, IL 62269
(618) 632-6327
3 miles
Gr: PK-8 | 467 students Tuition & acceptance rate listed
Blessed Sacrament School
(Catholic)
8809 W Main St
Belleville, IL 62223
(618) 397-1111
Belleville, IL 62223
(618) 397-1111
5.2 miles
Gr: PK-8 | 168 students Tuition listed
St. Teresa Catholic School
(Catholic)
1108 Lebanon Avenue
Belleville, IL 62221
(618) 235-4066
Belleville, IL 62221
(618) 235-4066
5.2 miles
Gr: PK-8 | 214 students Avg. class size: 21 students Sports: 7 | Extracurrculars: 12 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
1111 E Highway 50
O Fallon, IL 62269
(618) 726-6040
O Fallon, IL 62269
(618) 726-6040
1.6 miles
Gr: K-12 | 281 students Avg. class size: 20 students Sports: 5 Tuition & acceptance rate listed
5100 N Illinois St
Fairview Heights, IL 62208
(618) 825-0609
Fairview Heights, IL 62208
(618) 825-0609
2 miles
Gr: PK-12 | 35 students Avg. class size: 10 students Tuition & acceptance rate listed
Illinois Center For Autism
Special Education School
548 S Ruby Ln
Fairview Heights, IL 62208
(618) 973-2485
Fairview Heights, IL 62208
(618) 973-2485
2.1 miles
Gr: Inquire with school | 112 students
Discovery School
Daycare / Preschool
810 Obernuefemann Road
O Fallon, IL 62269
(618) 632-3670
O Fallon, IL 62269
(618) 632-3670
2.2 miles
Gr: NS-PK | 120 students
Elite Scholars Steam Academy
Special Program Emphasis
323 Benedictine Ct
O Fallon, IL 62269
(618) 726-2022
O Fallon, IL 62269
(618) 726-2022
2.5 miles
Gr: PK-8 | 59 students
School
Location
Miles
Quick Facts
1111 E Highway 50
O Fallon, IL 62269
(618) 726-6040
O Fallon, IL 62269
(618) 726-6040
1.6 miles
Gr: K-12 | 281 students Avg. class size: 20 students Sports: 5 Tuition & acceptance rate listed
5100 N Illinois St
Fairview Heights, IL 62208
(618) 825-0609
Fairview Heights, IL 62208
(618) 825-0609
2 miles
Gr: PK-12 | 35 students Avg. class size: 10 students Tuition & acceptance rate listed
Althoff Catholic High School ![Althoff Catholic High School Photo]( "Althoff Catholic High School Photo")
(Catholic)
5401 W Main St
Belleville, IL 62226
(618) 235-1100
Belleville, IL 62226
(618) 235-1100
5.3 miles
Gr: 9-12 | 323 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 9 Tuition & acceptance rate listed
Collinsville Christian Academy
(Christian)
1203 Vandalia Street
Collinsville, IL 62234
(618) 345-4224
Collinsville, IL 62234
(618) 345-4224
5.6 miles
Gr: 1-12 | 47 students
Jtc Boys Academy
Special Education School
353 N 88th St Hwy 157
East Saint Louis, IL 62203
(618) 398-2524
East Saint Louis, IL 62203
(618) 398-2524
5.7 miles
Gr: 8-12 | 12 students
School
Location
Miles
Quick Facts
1111 E Highway 50
O Fallon, IL 62269
(618) 726-6040
O Fallon, IL 62269
(618) 726-6040
1.6 miles
Gr: K-12 | 281 students Avg. class size: 20 students Sports: 5 Tuition & acceptance rate listed
5100 N Illinois St
Fairview Heights, IL 62208
(618) 825-0609
Fairview Heights, IL 62208
(618) 825-0609
2 miles
Gr: PK-12 | 35 students Avg. class size: 10 students Tuition & acceptance rate listed
Elite Scholars Steam Academy
Special Program Emphasis
323 Benedictine Ct
O Fallon, IL 62269
(618) 726-2022
O Fallon, IL 62269
(618) 726-2022
2.5 miles
Gr: PK-8 | 59 students
Metro-east Adventist Christian School
(Seventh Day Adventist)
7864 N Illinois St
Caseyville, IL 62232
(618) 365-6440
Caseyville, IL 62232
(618) 365-6440
2.5 miles
Gr: 1-6 | 8 students
St. Clare Catholic School
(Catholic)
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
O Fallon, IL 62269
(618) 632-6327
3 miles
Gr: PK-8 | 467 students Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
5100 N Illinois St
Fairview Heights, IL 62208
(618) 825-0609
Fairview Heights, IL 62208
(618) 825-0609
2 miles
Gr: PK-12 | 35 students Avg. class size: 10 students Tuition & acceptance rate listed
Discovery School
Daycare / Preschool
810 Obernuefemann Road
O Fallon, IL 62269
(618) 632-3670
O Fallon, IL 62269
(618) 632-3670
2.2 miles
Gr: NS-PK | 120 students
Elite Scholars Steam Academy
Special Program Emphasis
323 Benedictine Ct
O Fallon, IL 62269
(618) 726-2022
O Fallon, IL 62269
(618) 726-2022
2.5 miles
Gr: PK-8 | 59 students
Swansea KinderCare
Daycare / Preschool
1 Corporate Dr
Swansea, IL 62226
(618) 418-4880
Swansea, IL 62226
(618) 418-4880
2.6 miles
Gr: NS-PK
St. Clare Catholic School
(Catholic)
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
O Fallon, IL 62269
(618) 632-6327
3 miles
Gr: PK-8 | 467 students Tuition & acceptance rate listed
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Miles
Quick Facts
Grant Middle School
(Math: 10% | Reading: 17%)
Rank:
Rank:
3/
Bottom 50%10
10110 Old Lincoln Trl
Fairview Heights, IL 62208
(618) 397-2764
Fairview Heights, IL 62208
(618) 397-2764
2.6 miles
Gr: 5-8 | 254 students Student-Teacher Ratio: 10:1 Minority enrollment: 53%
Illini Elementary School
(Math: 20-24% | Reading: 20-24%)
Rank:
Rank:
5/
Bottom 50%10
21 Circle Dr
Fairview Heights, IL 62208
(618) 398-5552
Fairview Heights, IL 62208
(618) 398-5552
3 miles
Gr: PK-4 | 315 students Student-Teacher Ratio: 12:1 Minority enrollment: 55%
Collinsville Area Career Center
Vocational School
2201 S Morrison Ave
Collinsville, IL 62234
(618) 343-6141
Collinsville, IL 62234
(618) 343-6141
4 miles
Gr: 11-12
Collinsville High School
(Math: 15% | Reading: 21%)
Rank:
Rank:
4/
Bottom 50%10
2201 S Morrison Ave
Collinsville, IL 62234
(618) 343-6140
Collinsville, IL 62234
(618) 343-6140
4 miles
Gr: 9-12 | 1,956 students Student-Teacher Ratio: 15:1 Minority enrollment: 47%
Caseyville Elementary School
(Math: 20-24% | Reading: 6-9%)
Rank:
Rank:
4/
Bottom 50%10
433 S 2nd St
Caseyville, IL 62232
(618) 346-6205
Caseyville, IL 62232
(618) 346-6205
4.2 miles
Gr: PK-4 | 336 students Student-Teacher Ratio: 13:1 Minority enrollment: 63%
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