Oakhaven Montessori School
Private · Grades Pre-K–6 · 34 students
Twin Chimneys Elem.
7396 Twin Chimneys Blvd, O'Fallon, MO 63368
Grades
K–5
Elementary
Students
488
Enrolled 2024–25
Students per teacher
12.9 : 1
Full-time teachers
District
Fort Zumwalt School District
St. Charles County
Schola Grade A · Excellent
Letter grade (A–F) · compared with 1,103 Missouri elementary schools · How we grade
Percentiles compare this school with other Missouri elementary schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About Twin Chimneys Elem.
Twin Chimneys Elem. is a public elementary school in O'Fallon, Missouri, serving grades K–5. It is part of Fort Zumwalt School District. The school is located in a large suburb in St. Charles County.
In the 2024–25 school year, 488 students were enrolled, with about 12.9 students for every full-time teacher. That ratio is larger than the typical Missouri elementary school (12.1 students per teacher). Its Schola Grade is A (excellent), compared with 1,103 Missouri elementary schools.
Grades & enrollment
Students per grade, 2024–25Grades K–5
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- Elementary
- Grades offered
- K–5
- Enrollment (2024–25)
- 488 students
- Students per teacher
- 12.9 to 1
- Charter school
- No
- Magnet school
- No
- Locale
- Suburb — Large
- School district
- Fort Zumwalt School District
- County
- St. Charles County
- NCES school ID
- 290837000619
Schools near Twin Chimneys Elem.
All 27 schools in O'Fallon →
Ostmann Elem.
Public · Grades K–5 · 362 students
Crossroads Elem.
Public · Grades K–5 · 757 students
Immaculate Conception School
Private · Grades Pre-K–8 · 715 students
Prairie View Elem.
Public · Grades K–5 · 696 students
Dardenne Elem.
Public · Grades K–5 · 445 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.