there are approximately 900 additional privately run secular and religious schools in the city, some of which are among the top independent schools in the nation. the new york city department of education pays $70 million annually to the private school sector. the brearley school, dalton school, spence school, browning school, chapin school, friends seminary, nightingale-bamford school, regis high school, loyola school, lrei, hewitt school, and convent of the sacred heart are all on the upper east side of manhattan. the collegiate school, the dwight school, columbia grammar & preparatory school, and trinity school are located on the upper west side of manhattan. there are several private schools in riverdale, bronx, including the horace mann school, ethical culture fieldston school, and riverdale country school. additionally, packer collegiate institute, brooklyn friends school, and saint ann's school are located in brooklyn heights, and queens paideia school is located in long island city in queens.