Castlereagh
Suburb profile, market snapshot and recent listings for Castlereagh, NSW 2749.
About Castlereagh
Welcome to Castlereagh
Who lives here
Demographics
ABS Census 2021 figures for Castlereagh, NSW 2749.
Population
1,248
residents (2021)
Median age
38
years
Household income
$2,370
median, per week
Median rent
$428
per week
Median mortgage
$3,033
per month
Mortgage / income
30%
comfortable
Source: Australian Bureau of Statistics, Census of Population and Housing 2021. Suburb-level (SAL) aggregates.
Education
Schools in Castlereagh
Government school catchment
Independent & Catholic schools
Recent results
Recently sold in Castlereagh
$2m
23-27 Post Office Road
Sold ~July 2026
$2.77m
105-111 West Wilchard Road
Sold ~July 2026
$2.60m
158-164 West Wilchard Road
Sold ~July 2026
Sold prices as published on the original listing; some may reflect the last advertised price. Dates are approximate.
Explore the area
Properties & amenities in Castlereagh
Compare the area
Price map around Castlereagh
Every listing for sale near Castlereagh, coloured by price — so you can see how it stacks up against the streets and suburbs next door.
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Nearby suburbs
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Common questions
Castlereagh suburb FAQ
Is Castlereagh a good place to live?
Castlereagh is a suburb of Sydney, in the state of New South Wales, Australia. Castlereagh is an established residential suburb in NSW, with a population of around 1,248 and 3 schools in the area.
What is the population of Castlereagh?
Castlereagh has a population of 1,248 (ABS 2021 Census), with a median age of 38.
What schools are in Castlereagh?
There are 3 schools in or near Castlereagh, including Penrith Lakes Environmental Education Centre, The Lakes Christian College and Castlereagh Public School.
What suburbs are near Castlereagh?
Suburbs near Castlereagh include Hawkesbury Heights, Agnes Banks and Yarramundi.
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