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
Show me:
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
School
Location
Miles
Quick Facts
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
Veritas Christian Academy ![Veritas Christian Academy Photo]( "Veritas Christian Academy Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
5.9 miles
Gr: NS-12 | 664 students Avg. class size: 15 students Sports: 14 | Extracurrculars: 15 Tuition & acceptance rate listed
St. Charles Christian Home Educators
Special Program Emphasis (Christian)
709 Crestview Drive
O Fallon, MO 63366
(636) 240-4412
O Fallon, MO 63366
(636) 240-4412
3.6 miles
Gr: K-12 | 388 students Avg. class size: 7 students Extracurrculars: 2 Tuition listed
Christian School District ![Christian School District Photo]( "Christian School District Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
5.9 miles
Gr: PK-12 | 546 students Avg. class size: 15 students Sports: 15 Tuition & acceptance rate listed
Church On The Rock Christian
(Christian)
900 Birdie Hills Rd
Saint Peters, MO 63376
(636) 240-7775
Saint Peters, MO 63376
(636) 240-7775
7 miles
Gr: PK-12 | 138 students
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
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
St. Joseph School-josephville
(Catholic)
1410 Josephville Rd
Wentzville, MO 63385
(636) 332-5672
Wentzville, MO 63385
(636) 332-5672
5.6 miles
Gr: PK-8 | 121 students Tuition listed
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
St. Joseph School-josephville
(Catholic)
1410 Josephville Rd
Wentzville, MO 63385
(636) 332-5672
Wentzville, MO 63385
(636) 332-5672
5.6 miles
Gr: PK-8 | 121 students Tuition listed
Veritas Christian Academy ![Veritas Christian Academy Photo]( "Veritas Christian Academy Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
5.9 miles
Gr: NS-12 | 664 students Avg. class size: 15 students Sports: 14 | Extracurrculars: 15 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
563 Springhurst Pkwy
O Fallon, MO 63368
(636) 249-6455
O Fallon, MO 63368
(636) 249-6455
1.1 miles
Gr: PK-9 | 12 students
The Goddard School ![The Goddard School Photo]( "The Goddard School Photo")
Daycare / Preschool
9008 Phoenix Parkway
O Fallon, MO 63368
(636) 561-8559
O Fallon, MO 63368
(636) 561-8559
1.4 miles
Gr: PK-K | 44 students
Wonder Years
Daycare / Preschool
7104 Twin Chimneys Blvd
O Fallon, MO 63368
(636) 978-3240
O Fallon, MO 63368
(636) 978-3240
2.3 miles
Gr: K | 50 students
Hope Montessori Academy - Lake St. Louis
Montessori School
1799 Lake Saint Louis Blvd
Lake Saint Louis, MO 63367
(636) 561-2811
Lake Saint Louis, MO 63367
(636) 561-2811
2.4 miles
Gr: K | 7 students
St. Dominic High School
(Catholic)
31 Saint Dominic Dr
O Fallon, MO 63366
(636) 240-8303
O Fallon, MO 63366
(636) 240-8303
3.4 miles
Gr: 9-12 | 927 students Avg. class size: 24 students Sports: 14 | Extracurrculars: 6 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
563 Springhurst Pkwy
O Fallon, MO 63368
(636) 249-6455
O Fallon, MO 63368
(636) 249-6455
1.1 miles
Gr: PK-9 | 12 students
St. Dominic High School
(Catholic)
31 Saint Dominic Dr
O Fallon, MO 63366
(636) 240-8303
O Fallon, MO 63366
(636) 240-8303
3.4 miles
Gr: 9-12 | 927 students Avg. class size: 24 students Sports: 14 | Extracurrculars: 6 Tuition & acceptance rate listed
St. Charles Christian Home Educators
Special Program Emphasis (Christian)
709 Crestview Drive
O Fallon, MO 63366
(636) 240-4412
O Fallon, MO 63366
(636) 240-4412
3.6 miles
Gr: K-12 | 388 students Avg. class size: 7 students Extracurrculars: 2 Tuition listed
Christian School District ![Christian School District Photo]( "Christian School District Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
5.9 miles
Gr: PK-12 | 546 students Avg. class size: 15 students Sports: 15 Tuition & acceptance rate listed
Veritas Christian Academy ![Veritas Christian Academy Photo]( "Veritas Christian Academy Photo")
(Christian)
1145 Tom Ginnever Ave
O Fallon, MO 63366
(636) 978-1680
O Fallon, MO 63366
(636) 978-1680
5.9 miles
Gr: NS-12 | 664 students Avg. class size: 15 students Sports: 14 | Extracurrculars: 15 Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
563 Springhurst Pkwy
O Fallon, MO 63368
(636) 249-6455
O Fallon, MO 63368
(636) 249-6455
1.1 miles
Gr: PK-9 | 12 students
St. Charles Christian Home Educators
Special Program Emphasis (Christian)
709 Crestview Drive
O Fallon, MO 63366
(636) 240-4412
O Fallon, MO 63366
(636) 240-4412
3.6 miles
Gr: K-12 | 388 students Avg. class size: 7 students Extracurrculars: 2 Tuition listed
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
632 E Hwy N
Wentzville, MO 63385
(636) 639-9887
Wentzville, MO 63385
(636) 639-9887
4.7 miles
Gr: NS-8 | 548 students Avg. class size: 22 students Sports: 7 | Extracurrculars: 5 Tuition listed
8750 Veterans Memorial Pkwy
O Fallon, MO 63366
(636) 272-3220
O Fallon, MO 63366
(636) 272-3220
5.5 miles
Gr: PK-6 | 277 students Avg. class size: 13 students Tuition & acceptance rate listed
School
Location
Miles
Quick Facts
563 Springhurst Pkwy
O Fallon, MO 63368
(636) 249-6455
O Fallon, MO 63368
(636) 249-6455
1.1 miles
Gr: PK-9 | 12 students
The Goddard School ![The Goddard School Photo]( "The Goddard School Photo")
Daycare / Preschool
9008 Phoenix Parkway
O Fallon, MO 63368
(636) 561-8559
O Fallon, MO 63368
(636) 561-8559
1.4 miles
Gr: PK-K | 44 students
Wonder Years
Daycare / Preschool
7104 Twin Chimneys Blvd
O Fallon, MO 63368
(636) 978-3240
O Fallon, MO 63368
(636) 978-3240
2.3 miles
Gr: K | 50 students
Hope Montessori Academy - Lake St. Louis
Montessori School
1799 Lake Saint Louis Blvd
Lake Saint Louis, MO 63367
(636) 561-2811
Lake Saint Louis, MO 63367
(636) 561-2811
2.4 miles
Gr: K | 7 students
O'Fallon KinderCare
Daycare / Preschool
4301 Keaton Crossing Blvd
O'Fallon, MO 63368
(636) 928-0505
O'Fallon, MO 63368
(636) 928-0505
4.2 miles
Gr: NS-PK
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Miles
Quick Facts
(Math: 60% | Reading: 55%)
Rank:
Rank:
9/
Top 20%10
7500 Town Square
O Fallon, MO 63368
(636) 625-4537
O Fallon, MO 63368
(636) 625-4537
0.4 miles
Gr: K-5 | 757 students Student-Teacher Ratio: 13:1 Minority enrollment: 36%
(Math: 46% | Reading: 44%)
Rank:
Rank:
6/
Top 50%10
1550 Feise Rd
O Fallon, MO 63368
(636) 625-2494
O Fallon, MO 63368
(636) 625-2494
0.5 miles
Gr: K-5 | 696 students Student-Teacher Ratio: 14:1 Minority enrollment: 33%
(Math: 59% | Reading: 66%)
Rank:
Rank:
10/
Top 10%10
7396 Twin Chimneys Blvd
O Fallon, MO 63368
(636) 240-0093
O Fallon, MO 63368
(636) 240-0093
1.5 miles
Gr: K-5 | 488 students Student-Teacher Ratio: 13:1 Minority enrollment: 32%
(Math: 71% | Reading: 75%)
Rank:
Rank:
10/
Top 5%10
2275 Sommers Road
Lake Saint Louis, MO 63367
(636) 561-0075
Lake Saint Louis, MO 63367
(636) 561-0075
1.6 miles
Gr: 9-12 | 1,647 students Student-Teacher Ratio: 17:1 Minority enrollment: 23%
(Math: 54% | Reading: 50%)
Rank:
Rank:
8/
Top 30%10
9233 Hwy Dd
O Fallon, MO 63368
(636) 625-1026
O Fallon, MO 63368
(636) 625-1026
1.8 miles
Gr: 6-8 | 1,243 students Student-Teacher Ratio: 14:1 Minority enrollment: 26%
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