- Enrollment
- 1,737
- Students per teacher
- 17.7:1
- Resource Index
- 38/100
Middle school (grades 6-8) · Arnold, MO
Ridgewood Middle
Federal NCES profile for Ridgewood Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 291230000502
👥 S:T ratio 53
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 25
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ridgewood Middle earns 37/100 on the Resource Investment Index, with class sizes near the Missouri median.
- #9 of 10
- public schools in Arnold · Resource Index
- 37
- Resource Index · Typical
- 11.8:1
- students per teacher
- 31.2%
- free-lunch eligible
Ridgewood Middle has class sizes near the Missouri median. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Ridgewood Middle ranks #9 of 10 public schools in Arnold, MO.
School address
CCD year-over-year · 2022-23 → 2023-24
-18 students YoY
Ridgewood Middle held near 598 students from 2022-23 to 2023-24 (-18 headcount).
Teacher FTE lost 48.7 → 43.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-18 students YoY 291230000502 · Arnold, MO Middle · MID · TRAD
567 enr · 11.8:1 · 31.2% lunch · RII 37
Nearest enrollment peer: Seckman Sr. High (1,737 students)
Ridgewood Middle held near 598 students from 2022-23 to 2023-24 (-18 headcount). Teacher FTE lost 48.7 → 43.9 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Ridgewood Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Seckman Sr. Hi
Seckman Sr. High
1,737 students
- Fox Sr. High
Fox Sr. High
1,660 students
- Seckman Middle 687
Seckman Middle
687 students
- Fox Middle 570
Fox Middle
570 students
- This school 567
Ridgewood Middle
567 students
- Antonia Middle 535
Antonia Middle School
535 students
What this shows Ridgewood Middle reports 567 students on the CCD universe file.
How Ridgewood Middle compares
Ridgewood Middle 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 | 11.8:1 | ▼ 8% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 31.2% | ▼ 32% | 46.1% | 51.7% |
| Enrollment | 567 | top 17% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.8:1
Leaner classes than 77% of US schools, among the more generously staffed nationally.
567
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
31.2%
free-lunch eligible
- 32% 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
11.8:1
students per teacher
- 8% below state mean
Top 38% in Missouri - lower ratio than 62% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
30.0%
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
$12,100
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
Counselors1.0 FTE
Per 567 students, the combined health-and-guidance staffing load for this school.
Discipline context
74
in-school suspensions + 31 out-of-school
Suspension rate: 13.1 per 100 students. Combined in-school and out-of-school rate: 18.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 81.1%
Hispanic or Latino 7.1%
African American 4.6%
Two or More 3.9%
Asian 3.0%
American Indian / Alaska Native 0.4%
Largest group: White at 81.1% of enrollment.
Student-body diversity index 33.3/100
Simpson diversity index - at 33.3, Ridgewood Middle is more mixed than the Missouri school average of 31.0.
Programs
Gifted & talented Yes
District finance for Fox C-6 reports $12,100 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ridgewood Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Seckman Sr. High | Larger | Lower economic need | Higher S:T ratio |
| Fox Sr. High | Larger | Similar economic need | Higher S:T ratio |
| Seckman Middle | Similar size | Lower economic need | Similar S:T ratio |
| Fox Middle | Similar size | Similar economic need | Similar S:T ratio |
| Antonia Middle School | Similar size | Lower economic need | Similar S:T ratio |
Comparisons are relative to Ridgewood Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,660
- Students per teacher
- 16.4:1
- Resource Index
- 35/100
- Enrollment
- 687
- Students per teacher
- 12.7:1
- Resource Index
- 45/100
- Enrollment
- 570
- Students per teacher
- 11.4:1
- Resource Index
- 38/100
- Enrollment
- 535
- Students per teacher
- 12.2:1
- Resource Index
- 40/100
Nationwide middle 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 (~567 students)
Frequently asked questions about Ridgewood Middle
How many students attend Ridgewood Middle?
Ridgewood Middle has 567 students enrolled. It is a middle school in Arnold, MO. CCD year-over-year: 616 (2022-23) → 598 (2023-24), nearly flat (-18).
What is the student-teacher ratio at Ridgewood Middle?
The student-teacher ratio at Ridgewood Middle is 11.8:1, which is 8% lower than the Missouri average of 12.8:1 and 25% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Ridgewood Middle?
31.2% of students at Ridgewood Middle are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Ridgewood Middle?
The largest demographic group at Ridgewood Middle is White at 81.1% of enrollment, in Arnold, MO.
What is the Resource Investment Index for Ridgewood Middle?
Ridgewood Middle has a Resource Investment Index of 37/100 (typical 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 Ridgewood Middle rank among public schools in Arnold?
By Resource Investment Index, Ridgewood Middle ranks #9 of 10 public schools in Arnold, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Arnold on the city page.
What other schools are in Fox C-6?
Besides Ridgewood Middle, Fox C-6 also operates Seckman Sr. High (1,737 students), Fox Sr. High (1,660 students), and Seckman Middle (687 students). See the Fox C-6 district page for the complete list.