Cornwallis NSW — Suburb Profile

Population, median income, rent prices, housing costs and demographics for Cornwallis, New South Wales. ABS Census 2021.

The population of Cornwallis NSW is 44 according to the 2021 Census. The median personal income in Cornwallis is $669 per week ($34,788 per year). Median rent in Cornwallis is $250 per week ($1,083 per month). Cornwallis has a median age of 45 years, older than the national median of 38. Cornwallis has a population density of 5.9 people per km².

The most common overseas birthplace in Cornwallis is China. The most common religion is No Religion (67% of residents). After English, the most spoken language is Cantonese. The median monthly mortgage repayment in Cornwallis is $4,300.

There were 5 recorded offences in Cornwallis in 2025-26, a rate of 114 offences per 1,000 people. The most common offence category was sexual offences (1 offences).

Cornwallis Map

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Cornwallis Population

0
residents (Census 2021)

Cornwallis Median Income & Rent

💰
Median Income
$669/wk
$34,788 per year
🏠
Median Rent
$250/wk
$1,083 per month
👤
Median Age
45years
7 years older than national median
🏡
Mortgage
$4,300/mo
Avg household size: 2.8 · 0.7 per bedroom

Cornwallis Demographics

Gender Split

Male 60.0% (27) Female 40.0% (18)

Population Density

5.9
people per km²
44 people · 7.5 km²

Households

2.8
Avg household size
0.7
Persons per bedroom
$1,875
Family income/wk

Cornwallis Age Distribution

0-4
5-9
10-14
15-19
30-34
45-49
50-54
55-59
♂ Male ♀ Female

Source: ABS Census 2021 — Suburb & Locality (SAL)

Cornwallis Housing Tenure

🏠
Owned outright
100.0% 9 dwellings

Source: ABS Census 2021 — Suburb & Locality (SAL)

Cornwallis Country of Birth

Australia
66.7%
China
33.3%

Source: ABS Census 2021 G09 — Country of Birth by SAL

Cornwallis Religion

No Religion
66.7%
Catholic
15.8%
Anglican
12.3%
Buddhism
5.3%

Source: ABS Census 2021 G14 — Religion by SAL

Cornwallis Education Level

Year 12 or equivalent
57.1%
Year 10 or equivalent
42.9%

Source: ABS Census 2021 G16 — Highest Year of School by SAL

Cornwallis Languages Spoken at Home

Cantonese
73.7%
Other Chinese
26.3%

Source: ABS Census 2021 G13 — Language Spoken at Home by SAL

Cornwallis Employment

💼
Employed full-time
51.7% 15 people
Employed part-time
24.1% 7 people
🏠
Not in labour force
24.1% 7 people

Source: ABS Census 2021 G46 — Labour Force Status by SAL

Cornwallis Occupation

Professionals
42.9%
Managers
28.6%
Community & Personal Service
28.6%

Source: ABS Census 2021 G51 — Industry of Employment by Occupation

Cornwallis Field of Study

Society & Culture
66.7%
Management & Commerce
33.3%

Source: ABS Census 2021 G51 — Field of Study by SAL

Cornwallis Dwelling Types

Separate house
100.0%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Cornwallis Weekly Household Income

$500-$649/wk
30.8%
$1,750-$1,999/wk
30.8%
$4,000+/wk
38.5%

Source: ABS Census 2021 G33 — Household Income by SAL

Cornwallis Marital Status

💍
Married
73.5% 25
👤
Never married
26.5% 9

Source: ABS Census 2021 G05 — Marital Status by SAL

Cornwallis Ancestry

Chinese
56.4%
English
14.5%
Australian
9.1%
Scottish
9.1%
Aboriginal Australianralian
5.5%
Indian
5.5%

Source: ABS Census 2021 G08 — Ancestry by SAL

Cornwallis School & University Attendance

Secondary — Catholic
66.7%
Secondary — Government
33.3%

Source: ABS Census 2021 G15 — Type of Educational Institution by SAL

Cornwallis Need for Assistance

Needs assistance
4.3% 4
No need for assistance
95.7% 89

Source: ABS Census 2021 G18 — Core Activity Need for Assistance by SAL

Cornwallis Volunteering

🤝
Volunteer
14.3% 6
Not a volunteer
85.7% 36

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Cornwallis How People Get to Work

Car (driver)
100.0%

Source: ABS Census 2021 G62 — Method of Travel to Work by SAL

Cornwallis Car Ownership

1 vehicle
50.0%
3 vehicles
50.0%

Source: ABS Census 2021 G34 — Motor Vehicles per Dwelling by SAL

Cornwallis Number of Bedrooms

3 bedrooms
36.4%
4 bedrooms
63.6%

Source: ABS Census 2021 G41 — Number of Bedrooms by SAL

Cornwallis Population Mobility

17.6%
moved in the last year
35.7%
moved in the last 5 years
3.7%
unemployment rate (Census)
69.2%
labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Cornwallis Indigenous Population

3.3%
Aboriginal & Torres Strait Islander
3
Indigenous residents
87
Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Cornwallis Long-term Health Conditions

Heart disease
3

Source: ABS Census 2021 G19 — Long-term Health Conditions by SAL

Cornwallis Personal Weekly Income Distribution

$0 or less/wk
18.4%
$400-$499/wk
10.5%
$500-$649/wk
10.5%
$650-$799/wk
15.8%
$800-$999/wk
18.4%
$1,250-$1,499/wk
13.2%
$3,500+/wk
13.2%

Source: ABS Census 2021 G17 — Personal Income by SAL

Cornwallis Family Structure

Couple — children under 15
60.0%
Couple — no children
31.4%
Couple — no children under 15
8.6%

Source: ABS Census 2021 G29 — Family Composition by SAL

Cornwallis Unpaid Carers

🤲
Provided unpaid assistance
10.3% 4
Did not provide
89.7% 35

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Cornwallis Children Ever Born

No children
100.0%

Source: ABS Census 2021 G28 — Children Ever Born by SAL

Cornwallis When Migrants Arrived

1991–2000
10
2001–2010
10

Source: ABS Census 2021 G10 — Year of Arrival by SAL

Cornwallis Unpaid Domestic Work

Less than 5 hours
13.0%
5–14 hours
19.6%
15–29 hours
8.7%
30+ hours
13.0%
Did not do domestic work
45.7%

Source: ABS Census 2021 G24 — Unpaid Domestic Work by SAL

Cornwallis Household Size

1 person
37.5%
2 persons
62.5%

Source: ABS Census 2021 G35 — Household Size by SAL

Cornwallis Where Residents Moved From

Same address
42
Moved from NSW
9

Source: ABS Census 2021 G44 — Address 1 Year Ago by SAL

Cornwallis Family Blending

Intact family — no other children
100.0%

Source: ABS Census 2021 G31 — Family Blending by SAL

Cornwallis Crime Statistics

Reported offences in 2025-26 — 5 total

Sexual Offences
1
Robbery
1
Theft
1
Weapons
1
Other Against Property
1

Offence trend by year:

2020
2021
2022
2023
2024
2025

Source: NSW BOCSAR — bocsar.nsw.gov.au

Cornwallis Schools

4
schools nearby
3
government
967
avg ICSEA score
1,040
total students
St Matthew's Primary School Catholic
Primary · K-6 · 303 students
1021
ICSEA
Freemans Reach Public School Government
Primary · K-6 · 194 students
957
ICSEA
Hawkesbury High School Government
Secondary · 7-12 · 418 students
946
ICSEA
Windsor Public School Government
Primary · K-6 · 125 students
944
ICSEA

Source: ACARA — Australian Curriculum, Assessment and Reporting Authority, 2025. ICSEA = Index of Community Socio-Educational Advantage (national average 1000).

View all schools in Cornwallis with map →

Cornwallis Rent Prices & Affordability

13%
of income
Affordable
Household Income $1,875/wk
Median Rent $250/wk
Rent-to-Income 13.3%

Rent is under 25% of household income — generally considered affordable.

If you earn X in Cornwallis

≈ $8,125/month
Median rent $250/wk
Left after rent $1,625/wk
Rent share 13.3%

Cheaper alternatives with similar incomes

Cornwallis vs State & National Average

Nearby Suburbs in NSW

Frequently Asked Questions About Cornwallis

What is the population of Cornwallis NSW?

The population of Cornwallis NSW is 44 according to the ABS Census 2021.The suburb has a population density of 5.9 people per km².

What is the median income in Cornwallis?

The median personal income in Cornwallis NSW is $669 per week, or $34,788 per year.The median household income is $1,875 per week.Family income is $1,875 per week.

How much is rent in Cornwallis?

Median rent in Cornwallis NSW is $250 per week ($1,083 per month).Rent represents 13.3% of household income, which is considered affordable.

What are mortgage repayments in Cornwallis?

The median monthly mortgage repayment in Cornwallis NSW is $4,300. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Cornwallis?

The median age in Cornwallis NSW is 45 years.This is older than the national median age of 38 years.

Is Cornwallis a good suburb to live in?

Cornwallis is a suburb in New South Wales with a population of 44.The median income is $669/wk, which is below the NSW average of $781/wk.Rent affordability is rated as affordable (13.3% of household income). See the full suburb profile above for detailed statistics.

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 11078. All dollar figures in AUD.