Average
#847 of 1,815 schools in CO
Top 47% in state
Marble Charter School
School · Gunnison Watershed School District Re1J
412 WEST MAIN STREET, Marble, CO 81623
Enrollment
45
Student-Teacher
15:1
Score
6.5
Grades
Kindergarten – 10th
Enrollment
45
Student-Teacher
15:1
Score
6.5
Grades
Kindergarten – 10th
Updated
2022-23
Updated 2022-23
How this school compares
Colorado schools
#33 of 130
In district
#3 of 7
Gunnison Watershed School District Re1J
School environment
7.0 / 10
Strong
About Marble Charter School
Marble Charter School is a small, rural public school located in Marble, Colorado. Serving kindergarten through tenth grade, the school has an enrollment of just 45 students and maintains a student-to-teacher ratio of 15:1 with three full-time equivalent teachers. As a charter school, it offers unique educational opportunities tailored to its community's needs.
Academically, Marble Charter School ranks in the 60th percentile among Colorado schools, scoring 7.8 out of 10 on MySchoolScout’s rating system. In ELA/Reading, 54% of students are proficient or above, while in Math, 37% meet this standard. With room for improvement, particularly in math proficiency, the school is focusing on student development and growth.
Marble Charter School sits in a remote rural area surrounded by natural beauty and small-town charm. The setting provides a tight-knit community where teachers and students can build strong relationships and support each other's educational journey.
What Parents Should Know
With an enrollment of 45 students, Marble Charter School is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.
Marble Charter School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Located in a rural area, Marble Charter School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
View breakdown
View breakdown
View breakdown
Marble Charter School — Students at Marble Charter School score 53% proficient, which is below what's typical for similar communities (expected: 62%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
0.1%
Students qualifying for federal meal assistance
Test Scores CO CMAS (2024-25)
Based on 7 test records from CO state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 5.8/10.
How Marble Charter School Compares
See how Marble Charter School performs across key quality dimensions compared to state benchmarks.
Performance Trends
Math proficiency has declined from 49.5% (2019) to 36.84% (2025). Reading/ELA proficiency has remained stable from 69.5% (2019) to 68.42% (2025).
Location
412 WEST MAIN STREET, Marble, CO 81623
Nearby Alternatives
Families considering Marble Charter School may also want to explore other schools in the area. Crested Butte Elementary School (rated 8.4/10, 18.4 miles away, in nearby Crested Butte), which scores notably higher. Another option is Basalt High School (rated 8.4/10, 21.3 miles away, in nearby Basalt), which scores notably higher. Additionally, Aspen Elementary School (rated 8.0/10, 20.3 miles away, in nearby Aspen), which scores notably higher. For more schools in Marble, see our Marble schools guide .
Nearby Schools
20 within 22.3 mi| School | Distance | Rating |
|---|---|---|
| Crested Butte Secondary School Crested Butte | 18.4 mi | 4.8 |
| Crested Butte Elementary School Crested Butte | 18.4 mi | 8.4 |
| Roaring Fork High School Carbondale | 21.9 mi | 5.8 |
| Carbondale Middle School Carbondale | 22.2 mi | 6.9 |
| Crystal River Elementary School Carbondale | 22.3 mi | 6.1 |
| Basalt High School Basalt | 21.3 mi | 8.4 |
| Ross Montessori School Carbondale | 22.4 mi | 5.7 |
| Bridges Carbondale | 22.5 mi | 5.6 |
| CORNERSTONE CHRISTIAN SCHOOL Basalt | 22.0 mi | 7.5 |
| Basalt Elementary School Basalt | 22.1 mi | 5.2 |
| Basalt Middle School Basalt | 22.1 mi | 5.0 |
| WALDORF SCHOOL ON THE ROARING FORK Carbondale | 23.2 mi | 6.6 |
| COLORADO ROCKY MOUNTAIN SCHOOL Carbondale | 23.4 mi | 7.3 |
| Carbondale Community Charter School Carbondale | 23.6 mi | 4.2 |
| Aspen High School Aspen | 20.2 mi | 7.1 |
| Aspen Preschool Aspen | 20.2 mi | — |
| Aspen Middle School Aspen | 20.3 mi | 5.6 |
| Aspen Elementary School Aspen | 20.3 mi | 8.0 |
| ASPEN COUNTRY DAY SCHOOL Aspen | 20.3 mi | 6.1 |
| Aspen Community Charter School Woody Creek | 22.3 mi | 5.6 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 81623 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$98,549
Median Home Value
$835,000
Median Rent
$2,094/mo
Population
16,349
College Educated
50.4%
Homeownership
68.1%
Avg Commute
28.8 min
Poverty Rate
11.3%
Median Age
40.6
Community Profile
The community surrounding Marble Charter School has a median household income of $98,549. It is a well-educated community where 50% of adults hold a bachelor's degree or higher. The median home value in the area is $835,000, with a median rent of $2,094/month. The area has a poverty rate of 11.3%. The average commute for residents is 29 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| HOLY TRINITY ACADEMY Trinidad, CO | 6.6 |
| THE JOSHUA SCHOOL Englewood, CO | 6.8 |
| Prairie Vista Youth Service Center Brighton, CO | 6.1 |
| CANON CHRISTIAN ACADEMY Canon City, CO | 6.0 |
| LIGHTHOUSE CHRISTIAN ACADEMY Cortez, CO | 5.9 |
| THE LIBERTY SCHOOL Durango, CO | 5.9 |
Frequently Asked Questions
Common questions about Marble Charter School
What grades does Marble Charter School serve?
Marble Charter School serves students in grades Kindergarten through 10th.
How many students attend Marble Charter School?
Marble Charter School has an enrollment of approximately 45 students.
What is the student-teacher ratio at Marble Charter School?
The student-teacher ratio at Marble Charter School is 15:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Marble Charter School rank in CO?
Marble Charter School is ranked #847 out of 1,815 schools in CO.
What is Marble Charter School's MySchoolScout rating?
Marble Charter School has a composite rating of 6.5 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Marble Charter School?
Based on the most recent state assessment data, Marble Charter School has 36.6% math proficiency and 54.3% reading/ELA proficiency.
Is Marble Charter School a charter school?
Yes, Marble Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Marble Charter School a Title I school?
No, Marble Charter School is not currently a Title I school.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 10th
- Enrollment
- 45
- Student-Teacher Ratio
- 15:1
- Teachers (FTE)
- 3
- Type
- regular
- Setting
- Remote Rural
- County
- Gunnison County
- Phone
- (970) 963-9550
- Data Year
- 2023–2024
Resources & Links
District
Gunnison Watershed School District Re1J- District Enrollment
- 2,065
- Schools in District
- 7
- Per-Pupil Spending
- $14,480
- District Rank
- #3 of 7
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.