TypeOtherDetailsMount Orient is between Berowra Creek and Berrilee. There is no information available regarding its name. CreatorPowell, John P. 1994, Placenames of the Greater Hawkesbury Region, Hawkesbury River Enterprises, Berowra, p.82.
Powell, John P. 1994, Placenames of the Greater Hawkesbury Region, Hawkesbury River Enterprises, Berowra, p.82., Mount Orient. Hornsby Shire, accessed 26/04/2026, https://hornsbyshire.recollect.net.au/nodes/view/4352