- Enrollment
- 1,847
- Students per teacher
- 16.5:1
- Resource Index
- 49/100
High school (grades 9-12) · St Louis, MO
Mehlville High School
Federal NCES profile for Mehlville High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 50/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 292067001115
👥 S:T ratio 46
🌟 Gifted program 70
🎓 Counselors 44
📋 Attendance 40
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mehlville High School earns 50/100 on the Resource Investment Index, with class sizes near the Missouri median. It is also one of the largest schools in Missouri.
- #7 of 26
- high schools in St Louis · Resource Index
- 50
- Resource Index · Higher
- 13.6:1
- students per teacher
- 33.7%
- free-lunch eligible
Mehlville High School has class sizes near the Missouri median. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Mehlville High School ranks #7 of 26 high schools in St Louis, MO.
School address
District: Mehlville R-Ix · Missouri
NCES ID 292067001115 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-26 students YoY
Mehlville High School held near 1,414 students from 2022-23 to 2023-24 (-26 headcount).
Teacher FTE held 102.9 → 102.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-26 students YoY 292067001115 · St Louis, MO High · MID · TRAD
1,388 enr · 13.6:1 · 33.7% lunch · RII 50
Nearest enrollment peer: Oakville Sr. High (1,847 students)
Mehlville High School held near 1,414 students from 2022-23 to 2023-24 (-26 headcount). Teacher FTE held 102.9 → 102.8 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Mehlville High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Oakville Sr. H
Oakville Sr. High
1,847 students
- This school
Mehlville High School
1,388 students
- Oakville Middl 629
Oakville Middle
629 students
- Bernard Middle 577
Bernard Middle
577 students
- Margaret Buerk 549
Margaret Buerkle Middle
549 students
- Bierbaum Elem. 531
Bierbaum Elem.
531 students
What this shows Mehlville High School reports 1,388 students on the CCD universe file.
How Mehlville High School compares
Mehlville High School held steady on CCD headcount: ratios and free-lunch share vs Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.6:1 | ▲ 6% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 33.7% | ▼ 27% | 46.1% | 51.7% |
| Enrollment | 1,388 | top 3% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.6:1
Leaner classes than 61% of US schools, a middle-of-the-pack class size.
1,388
Bigger than 95% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
33.7%
free-lunch eligible
- 27% below the Missouri average of 46.1%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
13.6:1
students per teacher
- 6% above state mean
Top 64% in Missouri - lower ratio than 36% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
24.1%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$12,165
per pupil, district-wide
- below Missouri avg of $14,087
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors5.0 FTE
Per 278 students, the combined health-and-guidance staffing load for this school.
Discipline context
141
in-school suspensions + 73 out-of-school
Suspension rate: 10.2 per 100 students. Combined in-school and out-of-school rate: 15.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 68.4%
African American 12.2%
Two or More 6.9%
Asian 6.3%
Hispanic or Latino 5.7%
American Indian / Alaska Native 0.4%
Largest group: White at 68.4% of enrollment.
Student-body diversity index 50.5/100
Simpson diversity index - at 50.5, Mehlville High School is more mixed than the Missouri school average of 31.0.
Programs
AP courses offered 17
Gifted & talented Yes
District finance for Mehlville R-Ix reports $12,165 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mehlville High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Oakville Sr. High | Larger | Lower economic need | Higher S:T ratio |
| Oakville Middle | Smaller | Lower economic need | Similar S:T ratio |
| Bernard Middle | Smaller | Lower economic need | Similar S:T ratio |
| Margaret Buerkle Middle | Smaller | Higher economic need | Similar S:T ratio |
| Bierbaum Elem. | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Mehlville High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 629
- Students per teacher
- 14.6:1
- Resource Index
- 50/100
- Enrollment
- 577
- Students per teacher
- 13.1:1
- Resource Index
- 49/100
- Enrollment
- 549
- Students per teacher
- 12.8:1
- Resource Index
- 49/100
- Enrollment
- 531
- Students per teacher
- 12.3:1
- Resource Index
- 51/100
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~1,388 students)
Frequently asked questions about Mehlville High School
How many students attend Mehlville High School?
Mehlville High School has 1,388 students enrolled. It is a high school in St Louis, MO. CCD year-over-year: 1,440 (2022-23) → 1,414 (2023-24), nearly flat (-26).
What is the student-teacher ratio at Mehlville High School?
The student-teacher ratio at Mehlville High School is 13.6:1, which is 6% higher than the Missouri average of 12.8:1 and 13% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Mehlville High School?
33.7% of students at Mehlville High School are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Mehlville High School?
The largest demographic group at Mehlville High School is White at 68.4% of enrollment, in St Louis, MO. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 50.5/100.
What is the Resource Investment Index for Mehlville High School?
Mehlville High School has a Resource Investment Index of 50/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Mehlville High School rank among high schools in St Louis?
By Resource Investment Index, Mehlville High School ranks #7 of 26 high schools in St Louis, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all high schools in St Louis on the city page.
What other schools are in Mehlville R-Ix?
Besides Mehlville High School, Mehlville R-Ix also operates Oakville Sr. High (1,847 students), Oakville Middle (629 students), and Bernard Middle (577 students). See the Mehlville R-Ix district page for the complete list.