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Frontier Middle

9233 Hwy Dd, O'Fallon, MO 63368

BSchola Grade
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Grades
6–8
Middle
Students
1,243
Enrolled 2024–25
Students per teacher
14.5 : 1
Full-time teachers
District
Wentzville R-IV
St. Charles County

Schola Grade B · Above average

Letter grade (A–F) · compared with 385 Missouri middle schools · How we grade
Test scores52% proficient in math & reading
85thpercentile
Equity22% of low-income students proficient
29thpercentile
Attendance21% chronically absent
40thpercentile
Class size14.5 students per teacher
21stpercentile

Percentiles compare this school with other Missouri middle 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 Frontier Middle

Frontier Middle is a public middle school in O'Fallon, Missouri, serving grades 6–8. It is part of Wentzville R-IV. The school is located in a large suburb in St. Charles County.

In the 2024–25 school year, 1,243 students were enrolled, with about 14.5 students for every full-time teacher. That ratio is larger than the typical Missouri middle school (13.0 students per teacher). Its Schola Grade is B (above average), compared with 385 Missouri middle schools.

Grades & enrollment

Students per grade, 2024–25Grades 6–8

Location & nearby schools

9233 Hwy Dd
O'Fallon, MO 63368
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School details

Type
Public School · What this means
Level
Middle
Grades offered
6–8
Enrollment (2024–25)
1,243 students
Students per teacher
14.5 to 1
Charter school
No
Magnet school
No
Locale
Suburb — Large
School district
Wentzville R-IV
County
St. Charles County
NCES school ID
293165002869

Schools near Frontier Middle

All 27 schools in O'Fallon →

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.