Parramatta sits on the bank of the Parramatta River and is in the middle of the Sydney metropolitan area . Other schools include Macarthur Girls High School , Parramatta Public School , St Patrick 's Primary Parramatta , Parramatta East Public School , Parramatta North Public School , Parramatta West Public School , Clare Catholic High School , Our Lady of Mercy College ( OLMC ) and The Kings School , Parramatta .