- Enrollment
- 263
- Students per teacher
- 16.4:1
- Resource Index
- 28/100
Middle school (grades 6-8) · Iron Mountain, MI
Central Middle School
Federal NCES profile for Central Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 24/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 261941005610
👥 S:T ratio 13
🌟 Gifted program 30
🎓 Counselors 13
📋 Attendance 40
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Central Middle School earns 24/100 on the Resource Investment Index, with class sizes larger than 88% of Michigan schools.
- #3 of 3
- public schools in Iron Mountain · Resource Index
- 24
- Resource Index · Lower
- 21.8:1
- large classes for Michigan
- 52.9%
- free-lunch eligible
Central Middle School has class sizes larger than 88% of Michigan schools. Computed live against every Michigan school reporting to NCES.
By Resource Investment Index, Central Middle School ranks #3 of 3 public schools in Iron Mountain, MI.
School address
District: Iron Mountain Public Schools · Michigan
NCES ID 261941005610 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+7 students YoY
Central Middle School grew from 87 students in 2022-23 to 94 in 2023-24 (+8.0%).
Teacher FTE lost 5.6 → 4.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+7 students YoY 261941005610 · Iron Mountain, MI Middle · SMALL · TRAD
109 enr · 21.8:1 · 52.9% lunch · RII 24
Nearest enrollment peer: North Elementary School (263 students)
Central Middle School grew from 87 students in 2022-23 to 94 in 2023-24 (+8.0%). Teacher FTE lost 5.6 → 4.9 across the same CCD years. Read with this school → · District book → · Michigan schools → · Find another →
Central Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- North Elementa
North Elementary School
263 students
- Iron Mountain
Iron Mountain High School
243 students
- This school
Central Middle School
109 students
- Imk Community 99
Imk Community Education
99 students
- East Elementar 99
East Elementary School
99 students
What this shows Central Middle School reports 109 students on the CCD universe file.
How Central Middle School compares
Central Middle School is a growing campus on CCD: ratios and free-lunch share vs Michigan and U.S. means.
| Metric | This school | vs Michigan | Michigan avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 21.8:1 | ▲ 25% | 17.5:1 | 15.7:1 |
| Free-lunch eligible | 52.9% | ▼ 3% | 54.3% | 51.7% |
| Enrollment | 109 | top 86% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
21.8:1
Leaner classes than 11% of US schools, heavier class loads than most.
109
Bigger than 11% of US schools by enrollment, a small campus.
Equity indicators methodology
Economic need
52.9%
free-lunch eligible
- 3% below the Michigan average of 54.3%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
21.8:1
students per teacher
- 25% above state mean
Top 88% in Michigan - lower ratio than 12% of state schools
Above 20:1, running heavier than the typical U.S. public school; staffing is comparatively stretched.
Engagement
23.9%
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
$13,668
per pupil, district-wide
- below Michigan avg of $15,012
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.3 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
7
in-school suspensions + 13 out-of-school
Suspension rate: 6.4 per 100 students. Combined in-school and out-of-school rate: 18.3 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 79.8%
Hispanic or Latino 10.1%
Two or More 7.3%
Asian 1.8%
African American 0.9%
Largest group: White at 79.8% of enrollment.
Student-body diversity index 34.7/100
Simpson diversity index - at 34.7, Central Middle School is about as mixed as the Michigan school average of 36.2.
Programs
District finance for Iron Mountain Public Schools reports $13,668 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Central Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| North Elementary School | Larger | Similar economic need | Lower S:T ratio |
| Iron Mountain High School | Larger | Lower economic need | Lower S:T ratio |
| Imk Community Education | Similar size | Higher economic need | Lower S:T ratio |
| East Elementary School | Similar size | Higher economic need | Lower S:T ratio |
Comparisons are relative to Central Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 243
- Students per teacher
- 20.3:1
- Resource Index
- 22/100
- Enrollment
- 99
- Students per teacher
- 19.8:1
- Resource Index
- 25/100
- Enrollment
- 99
- Students per teacher
- 16.5:1
- Resource Index
- 38/100
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 (~109 students)
Similar student-teacher ratio (~21.8:1)
Frequently asked questions about Central Middle School
How many students attend Central Middle School?
Central Middle School has 109 students enrolled. It is a middle school in Iron Mountain, MI. CCD year-over-year: 87 (2022-23) → 94 (2023-24), up 7.
What is the student-teacher ratio at Central Middle School?
The student-teacher ratio at Central Middle School is 21.8:1, which is 25% higher than the Michigan average of 17.5:1 and 39% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Central Middle School?
52.9% of students at Central Middle School are eligible for free lunch, compared to the Michigan average of 54.3%.
What is the racial and ethnic makeup of Central Middle School?
The largest demographic group at Central Middle School is White at 79.8% of enrollment, in Iron Mountain, MI.
What is the Resource Investment Index for Central Middle School?
Central Middle School has a Resource Investment Index of 24/100 (lower 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 Central Middle School rank among public schools in Iron Mountain?
By Resource Investment Index, Central Middle School ranks #3 of 3 public schools in Iron Mountain, MI. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Iron Mountain on the city page.
What other schools are in Iron Mountain Public Schools?
Besides Central Middle School, Iron Mountain Public Schools also operates North Elementary School (263 students), Iron Mountain High School (243 students), and Imk Community Education (99 students). See the Iron Mountain Public Schools district page for the complete list.