- Enrollment
- 560
- Students per teacher
- 13.3:1
- Resource Index
- 41/100
Other / mixed grade configuration · Marble, CO
Marble Charter School
Federal NCES profile for Marble Charter School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 10/100.
2024-25 NCES dataOther / mixed grade configurationNCES 080447001507Charter school
👥 S:T ratio 0
🌟 Gifted program 30
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Marble Charter School earns 10/100 on the Resource Investment Index, with class sizes larger than 98% of Colorado schools. It is also one of the smallest schools in Colorado.
- 10
- Resource Index · Lower
- 34:1
- large classes for Colorado
- 34
- students enrolled
Marble Charter School has class sizes larger than 98% of Colorado schools. Computed live against every Colorado school reporting to NCES.
School address
District: Gunnison Watershed School District Re1j · Colorado
NCES ID 080447001507 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-10 students YoY
Marble Charter School shrank from 55 students in 2022-23 to 45 in 2023-24 (-18.2%).
Teacher FTE added 1.1 → 3.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-10 students YoY 080447001507 · Marble, CO Other · SMALL · CHARTER
34 enr · 34:1 · RII 10
Nearest enrollment peer: Gunnison Elementary School (560 students)
Marble Charter School shrank from 55 students in 2022-23 to 45 in 2023-24 (-18.2%). Teacher FTE added 1.1 → 3.0 across the same CCD years. Read with this school → · District book → · Colorado schools → · Find another →
Marble Charter School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Gunnison Eleme
Gunnison Elementary School
560 students
- Gunnison High
Gunnison High School
410 students
- Crested Butte
Crested Butte Secondary School
400 students
- Gunnison Middl
Gunnison Middle School
314 students
- Crested Butte
Crested Butte Elementary School
303 students
- This school 34
Marble Charter School
34 students
What this shows Marble Charter School reports 34 students on the CCD universe file.
How Marble Charter School compares
Marble Charter School is a shrinking campus on CCD: ratios and free-lunch share vs Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 34:1 | ▲ 105% | 16.6:1 | 15.7:1 |
| Enrollment | 34 | top 97% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
34:1
Leaner classes than 1% of US schools, heavier class loads than most.
34
Bigger than 4% of US schools by enrollment, a small campus.
Equity indicators methodology
Staffing depth
34:1
students per teacher
- 105% above state mean
Top 98% in Colorado - lower ratio than 2% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Engagement
61.8%
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
$14,480
per pupil, district-wide
- below Colorado avg of $17,910
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 97.1%
Two or More 2.9%
Largest group: White at 97.1% of enrollment.
Student-body diversity index 5.6/100
Simpson diversity index - at 5.6, Marble Charter School is less mixed than the Colorado school average of 47.1.
Programs
District finance for Gunnison Watershed School District Re1j reports $14,480 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Marble Charter School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Gunnison Elementary School | Larger | No free-lunch data | Lower S:T ratio |
| Gunnison High School | Larger | No free-lunch data | Lower S:T ratio |
| Crested Butte Secondary School | Larger | No free-lunch data | Lower S:T ratio |
| Gunnison Middle School | Larger | No free-lunch data | Lower S:T ratio |
| Crested Butte Elementary School | Larger | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Marble Charter School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 410
- Students per teacher
- 17.1:1
- Resource Index
- 55/100
- Enrollment
- 400
- Students per teacher
- 14.3:1
- Resource Index
- 56/100
- Enrollment
- 314
- Students per teacher
- 15:1
- Resource Index
- 38/100
- Enrollment
- 303
- Students per teacher
- 13.2:1
- Resource Index
- 47/100
Nationwide other 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 (~34 students)
Frequently asked questions about Marble Charter School
How many students attend Marble Charter School?
Marble Charter School has 34 students enrolled. It is a public school in Marble, CO. CCD year-over-year: 55 (2022-23) → 45 (2023-24), down 10.
What is the student-teacher ratio at Marble Charter School?
The student-teacher ratio at Marble Charter School is 34:1, which is 105% higher than the Colorado average of 16.6:1 and 117% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Marble Charter School?
The largest demographic group at Marble Charter School is White at 97.1% of enrollment, in Marble, CO.
What is the Resource Investment Index for Marble Charter School?
Marble Charter School has a Resource Investment Index of 10/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
What other schools are in Gunnison Watershed School District Re1j?
Besides Marble Charter School, Gunnison Watershed School District Re1j also operates Gunnison Elementary School (560 students), Gunnison High School (410 students), and Crested Butte Secondary School (400 students). See the Gunnison Watershed School District Re1j district page for the complete list.