For the 2026 school year, there are 3 public charter schools serving 398 students in 81623, CO.
The top-ranked public charter schools in 81623, CO are Marble Charter School, Carbondale Community Charter School and Ross Montessori School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 81623 have an average math proficiency score of 23% (versus the Colorado public charter school average of 35%), and reading proficiency score of 46% (versus the 48% statewide average). Charter schools in 81623, CO have an average ranking of 4/10, which is in the bottom 50% of Colorado public charter schools.
Minority enrollment is 33% of the student body (majority Hispanic), which is less than the Colorado public charter school average of 52% (majority Hispanic).
Best 81623, CO Public Charter Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Marble Charter School
Charter School
(Math: 21-39% | Reading: 60-79%)
Rank:
Rank:
8/
Top 30%10
412 West Main Street
Carbondale, CO 81623
(970) 963-9550
Carbondale, CO 81623
(970) 963-9550
Gr: K-10 | 45 students Student-teacher ratio: 15:1 Minority enrollment: 7%
Rank: #22.
Carbondale Community Charter School
Charter School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
7/
Top 50%10
1505 Satank Road
Carbondale, CO 81623
(970) 963-9647
Carbondale, CO 81623
(970) 963-9647
Gr: K-8 | 140 students Student-teacher ratio: 9:1 Minority enrollment: 29%
Rank: #33.
Ross Montessori School
Charter School
(Math: 15-19% | Reading: 35-39%)
Rank:
Rank:
4/
Bottom 50%10
109 Lewies Lane
Carbondale, CO 81623
(970) 963-7199
Carbondale, CO 81623
(970) 963-7199
Gr: K-8 | 213 students Student-teacher ratio: 21:1 Minority enrollment: 41%
81623, Colorado Public Schools (Closed)
School
Location
Quick Facts
600 South 3rd
Carbondale, CO 81623
(970) 384-5650
Carbondale, CO 81623
(970) 384-5650
Gr: K-5 | 411 students Student-teacher ratio: 11:1 Minority enrollment: 62%
Frequently Asked Questions
What are the top-ranked public charter schools in 81623, CO?
The top-ranked public charter schools in 81623, CO include Marble Charter School, Carbondale Community Charter School and Ross Montessori School.
How many public charter schools are located in 81623?
3 public charter schools are located in 81623.
What is the racial composition of students in 81623?
81623 public charter schools minority enrollment is 33% of the student body (majority Hispanic), which is less than the Colorado public charter schools average of 52% (majority Hispanic).
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