Hornsby Heights is a suburb of northern Sydney, in
the state of New South Wales, Australia. Hornsby
Heights is located 27 kilometres north-west of the
Sydney central business district, in the local
government area of Hornsby Shire and is part of
the North Sydney region.

Hornsby Heights lies to the north of Hornsby.
At the 2011 census, there were 6,192 residents in
Hornsby Heights.
Hornsby Heights is dominated by parks. The
Galston Gorge to Crosslands section of the Great
North Walk runs along the western boundary of
Hornsby Heights.