For the 2025 school year, there are 4 public charter schools serving 1,225 students in Frederick County, MD.
The top ranked public charter schools in Frederick County, MD are Frederick Classical Charter, Monocacy Valley Montessori and Sabillasville Environmental School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Frederick County, MD public charter schools have an average math proficiency score of 31% (versus the Maryland public charter school average of 14%), and reading proficiency score of 59% (versus the 36% statewide average). Charter schools in Frederick County have an average ranking of 7/10, which is in the top 50% of Maryland public charter schools.
Minority enrollment is 46% of the student body (majority Black and Hispanic), which is less than the Maryland public charter school average of 88% (majority Black).
Best Public Charter Schools in Frederick County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Frederick Classical Charter
Charter School
(Math: 47% | Reading: 72%)
Rank:
Rank:
9/
Top 20%10
8445 Spires Way Suite Cc
Frederick, MD 21701
(240) 236-1200
Frederick, MD 21701
(240) 236-1200
Grades: K-8
| 377 students
Rank: #22.
Monocacy Valley Montessori
Charter School
(Math: 25-29% | Reading: 55-59%)
Rank:
Rank:
7/
Top 50%10
217 Dill Avenue
Frederick, MD 21701
(240) 236-6100
Frederick, MD 21701
(240) 236-6100
Grades: PK-9
| 350 students
Rank: #33.
Sabillasville Environmental School
Charter School
(Math: 30-39% | Reading: 30-39%)
Rank:
Rank:
6/
Top 50%10
16210-b Sabillasville Rd
Sabillasville, MD 21780
(240) 236-6000
Sabillasville, MD 21780
(240) 236-6000
Grades: K-7
| 183 students
Rank: #44.
Carroll Creek Montessori Public Charter
Charter School
(Math: 10-14% | Reading: 45-49%)
Rank:
Rank:
5/
Bottom 50%10
7215 Corporate Court
Frederick, MD 21703
(301) 663-7970
Frederick, MD 21703
(301) 663-7970
Grades: PK-8
| 315 students
Frederick County 九游体育s (Closed)
School
Location
Grades
Students
Heather Ridge Middle School (Closed 2020)
Alternative School
1445 Taney Ave
Frederick, MD 21702
(240) 236-8000
Frederick, MD 21702
(240) 236-8000
Grades: 7-8
| 14 students
Frequently Asked Questions
What are the top ranked public charter schools in Frederick County, MD?
The top ranked public charter schools in Frederick County, MD include Frederick Classical Charter, Monocacy Valley Montessori and Sabillasville Environmental School.
How many public charter schools are located in Frederick County?
4 public charter schools are located in Frederick County.
What is the racial composition of students in Frederick County?
Frederick County public charter schools minority enrollment is 46% of the student body (majority Black and Hispanic), which is less than the Maryland public charter schools average of 88% (majority Black).
Which public charter schools in Frederick County are often viewed compared to one another?
Popular comparisons of public charter schools in Frederick County include: Monocacy Valley Montessori vs. Frederick Classical Charter, Frederick Classical Charter vs. Monocacy Valley Montessori, Carroll Creek Montessori Public Charter vs. Monocacy Valley Montessori
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