Park is bordered by Central Park North at 110th Street; Central Park South at 59th Street; Central Park West at Eighth Avenue; and Fifth Avenue on the east. The park is adjacent to the neighborhoods of Harlem to the north, Midtown Manhattan to the south, the Upper West Side to the west, and the Upper East Side to the east. It measures from north to south and from west to east. Design and layout Central Park is split into three sections: the "North End" extending above the Jacqueline Kennedy Onassis Reservoir; "Mid-Park", between the reservoir to the north and the Lake and Conservatory Water to the south; and "South End" below the Lake and Conservatory Water. The park has five visitor centers: Charles A. Dana Discovery Center, Belvedere Castle, Chess & Checkers House, the Dairy, and Columbus Circle. The park has natural-looking plantings and landforms, having been almost entirely landscaped when built in the 1850s and 1860s. It has eight lakes and ponds that were created artificially by damming natural seeps and flows. There are several wooded sections, lawns, meadows, and minor grassy areas. There are 21 children's playgrounds, and of drives. Central Park is the fifth-largest park in New York City, behind Pelham Bay Park, the Staten Island Greenbelt, Van Cortlandt Park, and Flushing Meadows–Corona Park, with an area of . Central Park constitutes its own United States census tract, numbered 143. According to American Community Survey five-year estimates, the park was home to four females with a median age of 19.8. Though the 2010 United States Census recorded 25 residents within the census tract, park officials have rejected the claim of anyone permanently living there. Visitors Central Park is the most visited urban park in the United States and one of the most visited tourist attractions worldwide, with 42 million visitors in 2016. The number of unique visitors is much lower; a Central Park Conservancy report conducted found that between eight and nine million people visited Central Park, with 37 to 38 million visits between them. By comparison, there were 25 million visitors in 2009, and 12.3 million in 1973. The number of tourists as a proportion of total visitors is much lower: in 2009, one-fifth of the 25 million park visitors recorded that year were estimated to be tourists. The 2011 Conservancy report gave a similar ratio of park usage: only 14% of visits are by people