There are two bus stops located out the front of Stockland Baulkham Hills. One on Old Northern Road which will take you to Parramatta and Castle Hill or one on Windsor Road which will take you to Parramatta and Rouse Hill.
Routes operating from Baulkham Hills can be found below and are as follows:
M60, M61, 600, 601, 310, 610X, 612, 615, 618, 619, 628, 630.
Bus timetables are available from the Customer Care Desk or from the Hills Bus Website.