Achievement First is a growing network of non-profit, high-performing, college-preparatory, K to 12 public charter schools in Connecticut, New York and Rhode Island. Achievement First was established in 2003 by the founders of Amistad Academy, a nationally acclaimed public charter school in New Haven, CT. Achievement First has grown into a network that includes 36 public charter schools in five cities serving over 13,300 scholars. AF Brownsville was founded in 2012, and we continue working to provide an excellent education to all our students.