🔍

Castle Hill

NSW 2154 • Greater Sydney

40,874
Population (2021)
$132,652
Median Household Income
18.81 km²
Area
$560/wk
Median Rent
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About Castle Hill

Castle Hill is the prestigious heart of The Hills District, an established Sydney suburb where leafy streets and quality homes reflect its affluent character. With a population over 40,000 and a median income well above Sydney averages, it's evolved from semi-rural beginnings into a sophisticated urban village. The Metro Northwest line has transformed connectivity, putting the CBD within easy reach while preserving the suburb's distinct identity.

Life here centres on Castle Towers, one of Sydney's premier shopping destinations, surrounded by excellent schools both public and private. The suburb is decidedly family-oriented—parks are plentiful, streets are safe, and community ties are strong. Castle Hill attracts established families and professionals who value quality living, excellent schools, and suburban tranquility within reach of the city. The Hills heritage is celebrated at Castle Hill Showground, home to the famous annual show.

Castle Hill falls under postcode 2154 and is governed by the The Hills Shire Council (Local Government Area). For federal elections, residents vote in the electorate of Mitchell, while state elections fall under the Castle Hill electorate.

📍 Location

State
New South Wales
Postcode
2154
Urban Area
Baulkham Hills
LGA / Council
The Hills Shire
Federal Electorate
Mitchell
State Electorate
Castle Hill
Type
Major Urban
Timezone
Sydney (UTC+10)
Coordinates
-33.73°, 151.00°
Statistical Area
Greater Sydney
Area
18.81 km²
Population Density
2,173 /km²
Elevation
112m

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🏷️ Property Prices 2025

Median sale prices in Castle Hill for 2025. Based on every residential settlement recorded by the NSW Valuer General in 2025.

🏡House
$2.5M
457 sales · ▲ 3.2% vs 2024
🏢Unit / Apartment
$1000K
408 sales · ▲ 6.4% vs 2024

Source: NSW Valuer General — Property Sales Information. Strata-titled sales are counted as units; all others as houses. Suburbs with fewer than 5 sales in a category are omitted.

💰 Income

ATO taxable income Postcode 2154

Median taxable income for individual taxpayers in postcode 2154, comparing the 2019–20 and 2023–24 financial years.

Median 2019–20
$53,297
Median 2023–24
$65,647
▲ 23.2% increase
Average taxable income (2023–24)
$92,990

Source: ATO Taxation Statistics 2023–24, Individuals Table 8 (median & average taxable income by postcode). Covers all individuals who lodged a return in postcode 2154; postcodes with fewer than 200 lodgments are suppressed by the ATO.

Census personal income 2016 vs 2021

Personal Income 2016
$40,924
Personal Income 2021
$48,412
▲ 18.3% increase

Personal Income Comparison (2016 vs 2021)

2021 Census income breakdown

Personal = median for one earner. Household = all members of a dwelling pooled. Family = related members only. Annual = weekly × 52.

Personal
$48,412 / yr
$931/wk
Household
$132,652 / yr
$2551/wk
Family
$148,616 / yr
$2858/wk
💰 Income: ABS Census 2021

🏠 Housing 2021 Census

Median Rent (weekly)
$560
Median Mortgage (monthly)
$3,000
Avg Household Size
3 people
Median Age
42 years
Social Housing (% of dwellings)
1.2%

52 state housing + 110 community housing dwellings (ABS 2021 Census)

🚌 Transport & Commute

Bus Services

  • Local bus services — Sydney CBD 75-100 min

Commute to Sydney CBD

Distance
25 km
By Train
Approximately 63 min to Sydney CBD (Central) by train
By Car (Peak)
45-70 min
By Car (Off-Peak)
35-55 min

🛣️ Located 25 km north-west of Sydney CBD

Walkability Somewhat Walkable

Daily errands can often be done on foot near local shopping strips, but a car is useful for larger trips

🛒 Supermarkets Nearby

  • Coles
    Castle Towers Shopping Centre Old Northern Road Castle Hill 2154 NSW
  • Woolworths
    159 Ridgecrop Dr, Castle Hill Castle Hill 2154 NSW
  • ALDI
    6 - 14 / S Castle Street, Castle Hill NSW 2154

🎓 Schools

🏛️ Heritage-Listed Places

There are 3 heritage-listed places in or near Castle Hill, listed on the NSW State Heritage Register.

St Paul's Anglican Church
221 Old Northern Road Castle Hill • SHR #00332
Third Government Farm (former)
Gilbert Road, Castle Hill • SHR #01448
Mirrabooka and garden
379 Old Northern Road, Castle Hill • SHR #02043

👥 Demographics

Census 2016
39,594
Census 2021
40,874
▲ 3.2% growth

Population Growth

Gender Distribution (Census 2021)

📊 Population: ABS Census 2021

🎓 Educational Institution Attending 2021 Census

School Sector Breakdown

🚔 Crime Statistics LGA-wide

These are the latest 2025 rates for the The Hills Shire Local Government Area, which contains Castle Hill. Rates are per 100,000 residents; trends compare 2 and 10 year periods ending Dec 2025.

Break & enter (dwelling)
88.1 / 100k
2yr Stable 10yr Down 7.9%
Motor vehicle theft
50.1 / 100k
2yr Stable 10yr Stable
Non-DV assault
119.2 / 100k
2yr Stable 10yr Stable
Robbery (unarmed)
11.1 / 100k
2yr Stable 10yr —
Steal from vehicle
103.9 / 100k
2yr Stable 10yr Down 6.4%
View all 62 offence types for The Hills Shire →

Source: NSW Bureau of Crime Statistics and Research (BOCSAR)

⚖️ Compare Castle Hill With

🏘️Baulkham Hills
View comparison →

🌍 Country of Birth 2021 Census

Born in Australia 21,796
Born Overseas 18,144

Top Countries of Birth (excl. Australia)

  • 1. China 3,780
  • 2. India 2,211
  • 3. England 1,228
  • 4. South Korea 1,020
  • 5. Hong Kong 769
  • 6. Iran 685
  • 7. Sri Lanka 652
  • 8. South Africa 637
  • 9. Malaysia 553
  • 10. Philippines 553

🧬 Ancestry 2021 Census

Top ancestries reported (people may report up to two)

English 8,746
Chinese 8,248
Australian 7,924
Indian 3,010
Irish 2,916
Scottish 2,378
Italian 1,631
Korean 1,448
German 962
Filipino 841

👨‍👩‍👧 Parents' Birthplace

11,247
Both parents born in Australia
24,442
Both parents born overseas
3,811
One parent AU, one overseas

🛐 Religion 2021 Census

Christianity
49.9%
No Religion
30.0%
Hinduism
6.2%
Islam
3.9%
Buddhism
3.7%
Sikhism
0.8%
Judaism
0.1%

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📊 Age Distribution 2021 Census

0-4 years
1,765 (4.3%)
5-14 years
5,909 (14.5%)
15-19 years
2,739 (6.7%)
20-24 years
2,352 (5.8%)
25-34 years
3,403 (8.3%)
35-44 years
5,805 (14.2%)
45-54 years
5,835 (14.3%)
55-64 years
4,919 (12.0%)
65-74 years
4,239 (10.4%)
75-84 years
2,545 (6.2%)
85+ years
1,371 (3.4%)

Nearby Suburbs

Frequently Asked Questions

What is Castle Hill known for? +

Castle Hill is a well-established residential suburb in The Hills Shire, NSW, known for its mix of housing types, local schools, and community facilities. The suburb has a population of approximately 40,874 residents and forms part of the broader Greater Sydney region.

How far is Castle Hill from Sydney CBD? +

Castle Hill is approximately 25 kilometres from Sydney CBD, typically a 35-55 min drive under normal traffic conditions. Peak hour travel can take longer due to traffic.

Does Castle Hill have public transport? +

Castle Hill is served by local bus services connecting residents to the broader metropolitan network. The nearest train station provides connections to Sydney CBD.

What is the population of Castle Hill? +

According to the 2021 Census, Castle Hill has a population of approximately 40,874 residents. The suburb is a significant residential area within the The Hills Shire district.

Is Castle Hill a good place to live? +

Castle Hill appeals to families, professionals, and established residents who value its range of local amenities, schools, and community facilities. With a median taxable income of around $65,647 it attracts a mix of household types. Like most NSW suburbs, lifestyle quality depends on proximity to work and preferred amenities.

What is the postcode for Castle Hill? +

The postcode for Castle Hill, NSW is 2154.

What is the average income in Castle Hill? +

Based on the 2021 Census, the median personal income in Castle Hill is about $931 per week (around $48,400 per year). The median household income is $2,551 per week and the median family income is $2,858 per week.

What is the median house price in Castle Hill? +

As of 2025, the median house price is $2,500,000, up 3.2% on the previous year, and the median unit/apartment price is $999,750, up 6.4% on the previous year. Figures are based on NSW Valuer General — Property Sales Information.

What is the age profile of Castle Hill? +

The median age in Castle Hill is 42. The largest age group is 5–14 (5,909 residents, around 14%). Around 25% of residents are under 20 and about 20% are aged 65 or older. (2021 Census)

Is Castle Hill a safe area? +

Crime statistics are recorded at the Local Government Area level. Castle Hill is part of the The Hills Shire LGA — see the Crime Statistics section on this page for the latest recorded offence rates per 100,000 residents, along with 2-year and 10-year trends.

How much is rent in Castle Hill? +

In Castle Hill, the median weekly rent is $560, and the median monthly mortgage repayment is $3,000 (2021 Census).