NSW · 2749

Castlereagh

Suburb profile, market snapshot and recent listings for Castlereagh, NSW 2749.

Castlereagh, NSW 2749

About Castlereagh

Welcome to Castlereagh

Castlereagh is a suburb of Sydney, in the state of New South Wales, Australia. Castlereagh is 67 kilometres (42 mi) north-west of the Sydney central business district, in the local government area of the City of Penrith and is part of the Greater Western Sydney region.

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

Penrith Lakes Environmental Education Centre

Government
Visit school website →

Castlereagh Public School

K-6CoEdGovernment
Visit school website →

Independent & Catholic schools

The Lakes Christian College

K-12CoEdPrivate
Visit school website →

Recent results

Recently sold in Castlereagh

$2m

23-27 Post Office Road

house8 bd · 3 ba · 6 car

Sold ~July 2026

$2.77m

105-111 West Wilchard Road

house4 bd · 2 ba · 2 car

Sold ~July 2026

$2.60m

158-164 West Wilchard Road

house4 bd · 2 ba · 1 car

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

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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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CastlereaghNearby 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.