Immaculate Conception Catholic School is a community of people working together to foster the full development of young people in a Christian environment.
It has been established and maintained by parishioners as an integral part of Immaculate Conception Parish, and a unique arm of the teaching mission of the Catholic Church in the Dardenne area.
As an extension of the Catholic family unit, Immaculate Conception Catholic School exists as a means through which all can work together to provide the best possible education for children in kindergarten through eighth grade.
Immaculate Conception Catholic School of Dardenne admits students of any race, gender, color, national and ethnic origin to all rights, privileges, programs, and activities generally accorded or made available to students of this school.
Immaculate Conception Catholic School does not discriminate on the basis of race, gender, color, national and ethnic origin in admission policies, scholarships and loan programs, and athletic and other school-administered programs.
Quick Facts (2026)
- Top-Ranked MO School
- Grades: Prekindergarten-8
- Enrollment: 877 students
- Yearly Tuition: $3,806
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Immaculate Conception School ranks among the top 20% of private schools in Missouri for:
Category
Attribute
Affordability
Student Body
Extracurriculars
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
School Calendar
Student Body
Total Students
877 students
Student Body Type
Co-ed
% Students of Color
10%
State avg.: 20%
Students by Grade
Academics and Faculty
Total Classroom Teachers
36 teachers
Student-Teacher Ratio
24:1
National avg.:
% Faculty w/Advanced Degree
50%
Classroom Dress Code
Casual
blue pants and polos
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
Application URL
Sports
Total Sports Offered
4 sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
16 extracurriculars
ExtracurricularsExtra-curric.
BandCantors
Chess ClubChoir
Circle of LectorsGirls on the Run
Math ClubNational Junior Honor Society
ReadRight and Run
Robotics ClubSafety Patrol
Social Justice/Service ClubSpeech Team
Student CouncilYearbook
Source: Verified school update
Frequently Asked Questions
How much does Immaculate Conception School cost?
Immaculate Conception School's tuition is approximately $3,806 for private students.
What sports does Immaculate Conception School offer?
Immaculate Conception School offers 4 interscholastic sports: Basketball, Football, Soccer and Volleyball.
What is Immaculate Conception School's ranking?
Immaculate Conception School ranks among the top 20% of private schools in Missouri for: Least expensive tuition, Largest student body and Most extracurriculars offered.
When is the application deadline for Immaculate Conception School?
The application deadline for Immaculate Conception School is rolling (applications are reviewed as they are received year-round).
Related Schools
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People that viewed Immaculate Conception School also viewed these schools: St. Joseph School, Assumption School, St. Paul Continuation School, Lutheran High School Of St. Charles County and Academy Of The Sacred Heart.
The nearest high school, elementary school and preschool to Immaculate Conception School is Future Apostle Academy (1.1 miles away)
Show me:
Show me:
School
Location
Miles
Quick Facts
St. Joseph School ![St. Joseph School Photo]( "St. Joseph School Photo")
(Catholic)
1351 Motherhead Rd
Saint Charles, MO 63304
(636) 441-0055
Saint Charles, MO 63304
(636) 441-0055
5.8 miles
Gr: PK-8 | 991 students Sports: 8 | Extracurrculars: 4
Assumption School ![Assumption School Photo - For 154 years, Assumption School has been a beacon of faith and learning in O'Fallon, and we are proud to continue that tradition with 465+ students enrolled this year in preschool through 8th grade! If you are you looking for a school that combines rigorous academics, cutting-edge technology, and a faith-based education, this is the place to be!]( "Assumption School Photo - For 154 years, Assumption School has been a beacon of faith and learning in O'Fallon, and we are proud to continue that tradition with 465+ students enrolled this year in preschool through 8th grade! If you are you looking for a school that combines rigorous academics, cutting-edge technology, and a faith-based education, this is the place to be!")
(Catholic)
203 W 3rd St
O Fallon, MO 63366
(636) 240-4474
O Fallon, MO 63366
(636) 240-4474
4.4 miles
Gr: PK-8 | 431 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 9 Tuition & acceptance rate listed
St. Paul Continuation School ![St. Paul Continuation School Photo]( "St. Paul Continuation School Photo")
(Catholic)
1235 Church Rd
O Fallon, MO 63366
(636) 978-1900
O Fallon, MO 63366
(636) 978-1900
6.6 miles
Gr: PK-8 | 270 students Avg. class size: 15 students
Lutheran High School Of St. Charles County
(Lutheran Church Missouri Synod)
5100 Mexico Rd
Saint Peters, MO 63376
(636) 928-5100
Saint Peters, MO 63376
(636) 928-5100
9.4 miles
Gr: 9-12 | 439 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 1 Acceptance rate listed
619 N 2nd St
Saint Charles, MO 63301
(636) 946-6127
Saint Charles, MO 63301
(636) 946-6127
14.9 miles
Gr: K-8 | 195 students Avg. class size: 13 students Sports: 5 | Extracurrculars: 5 Tuition listed
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