Rosewater is one of the western suburbs of Adelaide and is located 10 km north-west of Adelaide's central business district. Although mainly residential, there are many shops along Grand Junction Road and the closed Rosewater Loop railway line runs through the suburb. Rosewater is split in half by Grand Junction Road and bordered on the east by Add…Rosewater is one of the western suburbs of Adelaide and is located 10 km north-west of Adelaide's central business district. Although mainly residential, there are many shops along Grand Junction Road and the closed Rosewater Loop railway line runs through the suburb. Rosewater is split in half by Grand Junction Road and bordered on the east by Addison Road, and on the south by Torrens Road.