Brooklyn features extensive public transit. Nineteen New York City Subway services, including the Franklin Avenue Shuttle, traverse the borough. Approximately 92.8% of Brooklyn residents traveling to Manhattan use the subway, despite the fact that some neighborhoods like Flatlands and Marine Park are poorly served by subway service. Major stations, out of the 170 currently in Brooklyn, include: Proposed New York City Subway lines never built include a line along Nostrand or Utica Avenues to Marine Park, as well as a subway line to Spring Creek. Brooklyn was once served by an extensive network of streetcars, many of which were replaced by
Borough Park, Brooklyn significantly, and has earned the title of "baby boom capital" of New York City because of its high birth rate. The population in 2011 was 140,000. The neighborhood recorded 4,523 births in 2004, the highest in the city. The closest Brooklyn neighborhood in terms of population growth was Williamsburg, home to many Satmar Hasidim, which reported 3,839 births. Borough Park's birth rate, 24.4 per 1,000 residents, has translated into major growth in the neighborhood. Many of these births occur at Maimonides Medical Center, a hospital in the Borough Park area. The Maimonides Infants & Children’s Hospital of Brooklyn is fully