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About Achievement First Brownsville Elementary School

2021 Bergen Street
Brooklyn, NY 11233
Phone: 347-471-2600
Fax: 718-346-3270

Opened: August 2008
Grades: K to four
Number of Students in 2015-16: 459
Student Demographics in 2015-16:
47% Boys, 53% Girls
98% African American or Hispanic
86% Qualify for Free and Reduced-Price Lunch


Each week, the entire Achievement First Brownsville Elementary team and family, including teachers, students and parents, gather for Morning Circle, during which the community celebrates successes and identifies challenges to overcome. In addition, students share their learning and talent with their peers, teachers and parents during quarterly "arts nights" and potluck dinners. Students perform before their school community while becoming accomplished dancers, singers and artists. Achievement First Brownsville Elementary students also work hard to achieve academic excellence. The school has introduced a math curriculum which uses a constructivist approach to encourage students to generate their own strategies for solving math problems by using manipulatives, writing and discussion.For two consecutive years, AF Brownsville received the top grade on the New York City Department of Education Progress Reports. (2012, 2013 New York City Department of Education Progress Reports). AF Brownsville made higher-than-average gains in math and ELA.

School Leader

Katherine Roger is the principal of Achievement First Brownsville Elementary. To prepare for this role, she participated in rigorous leadership training through Achievement First’s Principal-in-Residence program. Prior to this role, Ms. Roger was the Founding Academic Dean of Achievement First Brownsville Middle School for three years, helping to drive some of the strongest English language arts results in the Achievement First Network and some of the highest math achievement growth in New York City. Before coming to Achievement First, Ms. Roger was a program director and real-time coach for Teach For America in Washington D.C.  Ms. Roger has also worked as a middle school English language arts teacher in Washington D.C. and was the recipient of a national Teach For America award. Ms. Roger earned a B.A. in English and French at Coe College and an M.A. in teaching from American University. Ms. Roger loves working with the AF Brownsville community and looks forward to continuing to help students climb the mountain to college.

News From Our School

Forbes Magazine
What Educators are Learning from Money Managers

Visit Our Schools

We are always eager for visitors to see firsthand the extraordinary teaching and learning taking place in our schoolsClick here to learn more about visiting an Achievement First school.

School Compliance and Reporting

2011-12 Charter School Annual Report

with AF