Prime Location â?? 5907 4th Ave, Brooklyn, NY 11220. 8-family brick building, 4 stories with 2 units per floor. Each apartment features 2 bedrooms and 1 living room. R7A zoning. Building size: 26 Ã? 80. Lot size: 26 Ã? 61. One unit currently vacant. Conveniently located minutes from the N & R trains at 59th Street and near NYU Langone Hospital. Stable tenants and rental income with annual gross income of $117,765. Cap rate over 5%. Excellent development potential and strong investment opportunity in a highly convenient Brooklyn location.