- Enrollment
- 332
- Students per teacher
- 13.8:1
- Resource Index
- 46/100
Middle school (grades 6-8) · Diamond, MO
Diamond Middle
Federal NCES profile for Diamond Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 291080000572
👥 S:T ratio 35
🌟 Gifted program 30
🎓 Counselors 58
📋 Attendance 39
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Diamond Middle earns 40/100 on the Resource Investment Index, with class sizes larger than 89% of Missouri schools.
- #3 of 3
- public schools in Diamond · Resource Index
- 40
- Resource Index · Typical
- 16.3:1
- large classes for Missouri
- 43.1%
- free-lunch eligible
Diamond Middle has class sizes larger than 89% of Missouri schools. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Diamond Middle ranks #3 of 3 public schools in Diamond, MO.
School address
District: Diamond R-Iv · Missouri
NCES ID 291080000572 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+40 students YoY
Diamond Middle grew from 167 students in 2022-23 to 207 in 2023-24 (+24.0%).
Teacher FTE added 13.2 → 17.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+40 students YoY 291080000572 · Diamond, MO Middle · SMALL · TRAD
212 enr · 16.3:1 · 43.1% lunch · RII 40
Nearest enrollment peer: Diamond Elem. (332 students)
Diamond Middle grew from 167 students in 2022-23 to 207 in 2023-24 (+24.0%). Teacher FTE added 13.2 → 17.2 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Diamond Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Diamond Elem.
Diamond Elem.
332 students
- Diamond High
Diamond High
243 students
- This school
Diamond Middle
212 students
What this shows Diamond Middle reports 212 students on the CCD universe file.
How Diamond Middle compares
Diamond Middle is a growing campus on CCD: ratios and free-lunch share vs Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.3:1 | ▲ 27% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 43.1% | ▼ 7% | 46.1% | 51.7% |
| Enrollment | 212 | top 68% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.3:1
Leaner classes than 36% of US schools, a middle-of-the-pack class size.
212
Bigger than 21% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
43.1%
free-lunch eligible
- 7% below the Missouri average of 46.1%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
16.3:1
students per teacher
- 27% above state mean
Top 89% in Missouri - lower ratio than 11% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
24.5%
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
$13,062
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 212 students, the combined health-and-guidance staffing load for this school.
Discipline context
11
in-school suspensions + 8 out-of-school
Suspension rate: 5.2 per 100 students. Combined in-school and out-of-school rate: 9.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 87.7%
Two or More 3.8%
American Indian / Alaska Native 3.3%
Hispanic or Latino 2.8%
African American 1.4%
Native Hawaiian / Pacific Islander 0.9%
Largest group: White at 87.7% of enrollment.
Student-body diversity index 22.7/100
Simpson diversity index - at 22.7, Diamond Middle is less mixed than the Missouri school average of 31.0.
Programs
District finance for Diamond R-Iv reports $13,062 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Diamond Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Diamond Elem. | Larger | Similar economic need | Lower S:T ratio |
| Diamond High | Similar size | Similar economic need | Lower S:T ratio |
Comparisons are relative to Diamond Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 243
- Students per teacher
- 11.6:1
- Resource Index
- 45/100
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 (~212 students)
Frequently asked questions about Diamond Middle
How many students attend Diamond Middle?
Diamond Middle has 212 students enrolled. It is a middle school in Diamond, MO. CCD year-over-year: 167 (2022-23) → 207 (2023-24), up 40.
What is the student-teacher ratio at Diamond Middle?
The student-teacher ratio at Diamond Middle is 16.3:1, which is 27% higher than the Missouri average of 12.8:1 and 4% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Diamond Middle?
43.1% of students at Diamond Middle are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Diamond Middle?
The largest demographic group at Diamond Middle is White at 87.7% of enrollment, in Diamond, MO.
What is the Resource Investment Index for Diamond Middle?
Diamond Middle has a Resource Investment Index of 40/100 (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 Diamond Middle rank among public schools in Diamond?
By Resource Investment Index, Diamond Middle ranks #3 of 3 public schools in Diamond, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Diamond R-Iv?
Besides Diamond Middle, Diamond R-Iv also operates Diamond Elem. (332 students) and Diamond High (243 students). See the Diamond R-Iv district page for the complete list.