Colyton is a suburb of Sydney, in the state of New
South Wales, Australia 43 kilometres west of the
Sydney central business district, in
the local government area of the City of Penrith.
Colyton is part of the Greater Western Sydney
region.

Colyton is the easternmost suburb of the City of
Penrith. Its boundaries are Ropes Creek, the Great
Western Highway, Marsden Road and
the M4 Western Motorway. Colyton is one of the
older suburbs in the St Marys area with homes on
large blocks of land - primarily 1/4 acre and 1/3
acre blocks. Colyton is primarily a residential area
with large sporting fields,
Bennett Road Primary School, Colyton High
School, Colyton Shopping Centre and the Life
Education Centre. There is some industrial activity
along Roper Road.