Marble Charter School

412 West Main Street
Carbondale, CO 81623
Rating
6/
10
Top 50%
Marble Charter School serves 42 students in grades Kindergarten-10.
Marble Charter School placed in the top 50% of all schools in Colorado for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%) for the 2020-21 school year.
The percentage of students achieving proficiency in math is 21-39% (which is approximately equal to the Colorado state average of 33%) for the 2020-21 school year. The percentage of students achieving proficiency in reading/language arts is <50% (which is higher than the Colorado state average of 47%) for the 2020-21 school year.
The student:teacher ratio of 42:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 17% of the student body (majority Hispanic), which is lower than the Colorado state average of 48% (majority Hispanic).

Quick Stats (2023-24)

  • School Type: Charter School
  • Grades: Kindergarten-10
  • Enrollment: 42 students
  • Student:Teacher Ratio: 42:1
  • Minority Enrollment: 17%
  • Overall Testing Rank
    : Top 50% in CO
  • Math Proficiency
    : 21-39% (Top 50%)
  • Reading Proficiency
    : <50% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education

Top Rankings

Marble Charter School ranks among the top 20% of public schools in Colorado for:

School Overview

Marble Charter School's student population of 42 students has grown by 10% over five school years.
The teacher population of 1 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades Kindergarten-10
Total Students
42 students
This chart display total students of Marble Charter School by year, with the latest 2021-22 school year data.
Gender %
This chart display gender of Marble Charter School
Total Classroom Teachers
1 teacher
This chart display the total teachers of Marble Charter School by year, with the latest 2021-22 school year data.
Students by Grade
This chart display the students of Marble Charter School by grade.

School Rankings

Marble Charter School is ranked within the top 50% of all 1,734 schools in Colorado (based off of combined math and reading proficiency testing data) for the 2020-21 school year.
The diversity score of Marble Charter School is 0.29, which is less than the diversity score at state average of 0.61. The school's diversity has stayed relatively flat over five school years.
Definition of Terms 2021-2022 School Year Data
This School
State Level (CO)
Overall Testing Rank
#714 out of 1734 schools
(Top 50%)
This chart display the overall school rank of Marble Charter School, with the latest 2020-21 school year data.
Math Test Scores (% Proficient)
21-39%
33%
This chart display the percentage of students that scored at or above 'proficient' levels in Math of Marble Charter School and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in Colorado by year, with the latest 2020-21 school year data.
Reading/Language Arts Test Scores (% Proficient)
<50%
47%
This chart display the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Marble Charter School and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Colorado by year, with the latest 2020-21 school year data.
Student : Teacher Ratio
42:1
15:1
This chart display the student teacher ratio of Marble Charter School and the public school average student teacher ratio of Colorado by year, with the latest 2021-22 school year data.
American Indian
n/a
1%
This chart display the percentage of American Indian students in Marble Charter School and percentage of American Indian public school students in Colorado by year, with the latest 2012-13 school year data.
Asian
n/a
3%
Hispanic
14%
35%
This chart display the percentage of Hispanic students in Marble Charter School and the percentage of Hispanic public school students in Colorado by year, with the latest 2021-22 school year data.
Black
n/a
4%
This chart display the percentage of Black students in Marble Charter School and the percentage of Black public school students in Colorado by year, with the latest 2006-07 school year data.
White
83%
52%
This chart display the percentage of White students in Marble Charter School and the percentage of White public school students in Colorado by year, with the latest 2021-22 school year data.
Hawaiian
n/a
n/a
Two or more races
3%
5%
This chart display the percentage of students of two or more races in Marble Charter School and the percentage of public school students of two or more races in Colorado by year, with the latest 2021-22 school year data.
All Ethnic Groups
This chart display the percentage breakdown of students of all ethnic groups in Marble Charter School.
This chart display the percentage breakdown of public school students of all ethnic groups in CO.
Diversity Score
0.29
This chart display the diversity score of Marble Charter School and the public school average diversity score of Colorado by year, with the latest 2021-22 school year data.
Eligible for Free Lunch
19%
30%
This chart display the percentage of students who is eligible for free lunch in Marble Charter School and the percentage of public school students who is eligible for free lunch in Colorado by year, with the latest 2021-22 school year data.
Eligible for Reduced Lunch
5%
6%
This chart display the percentage of students who is eligible for reduced lunch in Marble Charter School and the percentage of public school students who is eligible for reduced lunch in Colorado by year, with the latest 2021-22 school year data.
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CO Dept. of Education

Frequently Asked Questions

What is Marble Charter School's ranking?
Marble Charter School is ranked #714 out of 1,734 schools, which ranks it among the top 50% of public schools in Colorado.
What percent of students have achieved state testing proficiency in math and reading?
21-39% of students have achieved math proficiency (compared to the 33% CO state average), while <50% of students have achieved reading proficiency (compared to the 47% CO state average).
How many students attend Marble Charter School?
42 students attend Marble Charter School.
What is the racial composition of the student body?
83% of Marble Charter School students are White, 14% of students are Hispanic, and 3% of students are Two or more races.
What is the student:teacher ratio of Marble Charter School?
Marble Charter School has a student ration of 42:1, which is higher than the Colorado state average of 15:1.
What grades does Marble Charter School offer ?
Marble Charter School offers enrollment in grades Kindergarten-10
What school district is Marble Charter School part of?
Marble Charter School is part of Gunnison Watershed School District Re1j.

School Reviews

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Quick Stats (2023-24)

  • School Type: Charter School
  • Grades: Kindergarten-10
  • Enrollment: 42 students
  • Student:Teacher Ratio: 42:1
  • Minority Enrollment: 17%
  • Overall Testing Rank
    : Top 50%
  • Math Proficiency
    : 21-39% (Top 50%)
  • Reading Proficiency
    : <50% (Top 50%)
  • Source: National Center for Education Statistics (NCES), CO Dept. of Education

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