For the 2026 school year, there are 3 public charter schools serving 889 students in 21231, MD.
The top-ranked public charter schools in 21231, MD are The Crossroads School, Wolfe Street Academy and City Springs Elementary Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public charter schools in zipcode 21231 have an average math proficiency score of 6% (versus the Maryland public charter school average of 17%), and reading proficiency score of 23% (versus the 36% statewide average). Charter schools in 21231, MD have an average ranking of 2/10, which is in the bottom 50% of Maryland public charter schools.
Minority enrollment is 96% of the student body (majority Black), which is more than the Maryland public charter school average of 89% (majority Black).
Best 21231, MD Public Charter Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
The Crossroads School
Charter School
(Math: 6-9% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
802 S Caroline Street
Baltimore, MD 21231
(410) 276-4924
Baltimore, MD 21231
(410) 276-4924
Gr: 6-8 | 162 students Student-teacher ratio: 12:1 Minority enrollment: 97%
Rank: #22.
Wolfe Street Academy
Charter School
(Math: 6-9% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
245 S Wolfe Street
Baltimore, MD 21231
(410) 396-9140
Baltimore, MD 21231
(410) 396-9140
Gr: PK-5 | 244 students Student-teacher ratio: 11:1 Minority enrollment: 95%
Rank: #33.
City Springs Elementary Middle School
Charter School
(Math: 4% | Reading: 19%)
Rank:
Rank:
1/
Bottom 50%10
100 S Caroline Street
Baltimore, MD 21231
(410) 396-9165
Baltimore, MD 21231
(410) 396-9165
Gr: PK-8 | 483 students Student-teacher ratio: 14:1 Minority enrollment: 96%
Frequently Asked Questions
What are the top-ranked public charter schools in 21231, MD?
The top-ranked public charter schools in 21231, MD include The Crossroads School, Wolfe Street Academy and City Springs Elementary Middle School.
How many public charter schools are located in 21231?
3 public charter schools are located in 21231.
What is the racial composition of students in 21231?
21231 public charter schools minority enrollment is 96% of the student body (majority Black), which is more than the Maryland public charter schools average of 89% (majority Black).
Recent Articles
When “Free Public School” Still Isn’t Free
Discover the hidden costs of public school in 2026, from supplies and fees to transportation, technology, and extracurricular expenses.
What a District Budget Cut Means for Your Child's School Experience
Learn how district budget cuts can affect class sizes, programs, staffing, transportation, and your child's daily school experience in 2026.
School Closure Risk: What Parents Should Check Before Moving
Learn how parents can assess school closure risk before buying or renting in a district, using enrollment, funding, and boundary data.