Achievement First Brownsville Charter School
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Achievement First Brownsville Charter School

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Grades K-12 · 2021 BERGEN STREET · Brooklyn

Katherine Roger/Keith Brooks, Principal · 347-471-2600

84K626Charter

About

Achievement First Brownsville Charter School is a K-12 institution in Brooklyn, operating with a mission to prepare students for college and career while fostering self-knowledge and purpose. Academically, the school's elementary and middle school students perform at or slightly above citywide medians in ELA and Math proficiency. However, a very low percentage of students participate in accelerated coursework, suggesting limited advanced academic opportunities. For high school, official data indicates a very low 4-year graduation rate, a significant concern, though other sources report substantially higher rates. Despite this, the college enrollment rate for graduates is a notable strength, well above the citywide 75th percentile. The school serves a student body with high economic need. Parents and students describe a rigorous academic program, with some praising school spirit and dedicated elementary teachers. However, concerns have been raised regarding a perceived rigid environment, high teacher turnover, and a lack of diverse extracurricular activities. Some students also report a negative peer culture and safety concerns in the surrounding area after school hours.

Sources (17)

Academics

State test proficiency rates and acceleration.

ELA proficiency

55%

Math proficiency

58%

Proficiency rates are from the Grade 3–8 NYS state test (school-level).

Attendance rate

94%

Avg class size (general ed)

Avg class size (ICT)

Community & climate

Demographics, attendance, school survey results, and DOE quality ratings.

Quality signals

FacultyFairAI-estimated

Overall positive % is averaged across every Pos/Neg survey question per respondent group (school year 2023-2024). Survey topics are the DOE’s framework measures (each the average favorable response across its questions; expand a topic to see them and the citywide average); the dimension scores themselves are no longer in the public data file.[3]

Operational health

Attendance

94%

Chronic absenteeism

39%

Suspension rate

7%

Teachers[7]

Teachers with 4+ years' experience

60%

Students per teacher

14:1

Teaching out of certification

82%

Teacher experience and certification from the NYSED School Report Card (2024–25); students per teacher = enrollment ÷ reported teachers. Fewer than 4 years counts as inexperienced.

Student body

Race / ethnicity[4]

  • Black 78%
  • Hispanic 19%
  • Multiracial 2%

School-level totals; may not sum to 100% due to rounding and small subgroup suppression.

Gender[4]

  • Female 50%
  • Male 50%

Female / male shares as published by the DOE; other gender identities aren’t reported in the source data.

Enrollment

631

Economic Need Index

89%

Free / reduced lunch

93%

English learners

12%

Students with IEPs

15%

Location & commute

Where the school is and how to get there.

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Data sources

  1. 1.MySchools / NYC DOE: Program descriptions, course, club, and arts offerings.
  2. 3.NYC DOE School Survey: Parent, teacher, and student survey results.
  3. 4.NYC DOE Demographic Snapshot: Enrollment and demographic breakdowns.
  4. 6.NYC School Quality Report (high school edition): Graduation rate, Regents pass rates, and college enrollment.
  5. 7.NYSED School Report Card: Teacher experience, certification, and pupil-teacher ratio.