For the 2026 school year, there are 3 public charter schools serving 834 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 3/10, which is in the bottom 50% of Maryland public charter schools.
Minority enrollment is 98% of the student body (majority Black), which is more than the Maryland public charter school average of 88% (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 | 163 students Student-teacher ratio: 13:1 Minority enrollment: 98%
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 | 234 students Student-teacher ratio: 10:1 Minority enrollment: 98%
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 | 437 students Student-teacher ratio: 12:1 Minority enrollment: 98%
21231, Maryland Public Schools (Closed)
School
Location
Quick Facts
Alternative Learning Center (Closed 2023)
Alternative School
1601 E Pratt St
Baltimore, MD 21231
(410) 396-1720
Baltimore, MD 21231
(410) 396-1720
Gr: 6-10 | 94 students Student-teacher ratio: 4:1 Minority enrollment: 98%
1601 East Lombard St
Baltimore, MD 21231
(443) 642-2158
Baltimore, MD 21231
(443) 642-2158
Gr: 6-12 | 363 students Student-teacher ratio: 12:1 Minority enrollment: 99%
1601 E Lombard St
Baltimore, MD 21231
(410) 396-9261
Baltimore, MD 21231
(410) 396-9261
Gr: 7-8 | 241 students Student-teacher ratio: 22:1 Minority enrollment: 99%
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 98% of the student body (majority Black), which is more than the Maryland public charter schools average of 88% (majority Black).
Recent Articles
Multilingual Learner Growth Models & Accountability
Learn how multilingual learner growth models are reshaping school accountability systems and what it means for public schools in 2026.
School-Based Health Clinics: Funding, Billing, and Student Access
Learn how school-based health clinics are funded, how billing works, and how students access care in public schools.
Outdoor Learning in Urban Schools: Forest School Programs
Explore how urban districts adopt outdoor learning and forest school programs to boost student engagement, well-being, and academic success.