New South Wales · Suburb Profile

Chain Valley Bay NSW — Suburb Profile

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

The population of Chain Valley Bay NSW is 2,773 according to the 2021 Census. The median personal income in Chain Valley Bay is $530 per week ($27,560 per year). Median rent in Chain Valley Bay is $370 per week ($1,603 per month). Chain Valley Bay has a median age of 63 years, older than the national median of 38. Chain Valley Bay has a population density of 495.4 people per km².

The most common overseas birthplace in Chain Valley Bay is England. The most common religion is No Religion (30% of residents). After English, the most spoken language is Other. The median monthly mortgage repayment in Chain Valley Bay is $1,647.

There were 7 recorded offences in Chain Valley Bay in 2025-26, a rate of 3 offences per 1,000 people. The most common offence category was other against property (3 offences).

Chain Valley Bay Map

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Chain Valley Bay Population

residents (Census 2021)

Chain Valley Bay Median Income & Rent

💰

Median Income

$530/wk

$27,560 per year

#7927 of 14,663

🏠

Median Rent

$370/wk

$1,603 per month

#2711 of 14,663

👤

Median Age

63years

25 years older than national median

🏡

Mortgage

$1,647/mo

Avg household size: 2.1 · 0.7 per bedroom

Chain Valley Bay Demographics

Gender Split

Male 46.5% (1,291) Female 53.5% (1,484)

Population Density

495.4

people per km²

2,773 people · 5.6 km²

Households

2.1

Avg household size

0.7

Persons per bedroom

$1,192

Family income/wk

Chain Valley Bay Age Distribution

0-4

5-9

10-14

15-19

20-24

25-29

30-34

35-39

40-44

45-49

50-54

55-59

60-64

65-69

70-74

75-79

80-84

85+

♂ Male ♀ Female

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

Chain Valley Bay Housing Tenure

🏠

Owned outright

73.9% 798 dwellings

🏦

Owned with mortgage

26.1% 282 dwellings

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

Chain Valley Bay Country of Birth

Australia

92.6%

England

6.2%

Germany

0.6%

Fiji

0.5%

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

Chain Valley Bay Religion

No Religion

30.3%

Anglican

27.1%

Catholic

24.0%

Not stated

8.3%

Christinty Prsbytrin Refrmd

3.4%

Uniting Church

2.7%

Baptist

2.2%

Christian (other)

2.0%

Source: ABS Census 2021 G14 — Religion by SAL

Chain Valley Bay Education Level

Year 10 or equivalent

47.3%

Year 12 or equivalent

31.3%

Year 9 or equivalent

13.9%

Year 11 or equivalent

7.5%

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

Chain Valley Bay Languages Spoken at Home

Other

41.2%

SAL Filipin

29.4%

SAL Tot

29.4%

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

Chain Valley Bay Employment

💼

Employed full-time

19.8% 427 people

⏰

Employed part-time

12.4% 267 people

🔍

Unemployed

2.1% 45 people

🏠

Not in labour force

65.7% 1,416 people

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

Chain Valley Bay Qualifications

Certificate III/IV

61.4%

Advanced Diploma/Diploma

19.4%

Bachelor Degree

11.1%

Certificate I/II

3.3%

Postgraduate Degree

2.6%

Graduate Diploma/Certificate

2.2%

Source: ABS Census 2021 G49 — Non-School Qualification by SAL

Chain Valley Bay Occupation

Technicians & Trade Workers

23.1%

Community & Personal Service

17.5%

Professionals

15.5%

Managers

11.7%

Clerical & Administrative

9.7%

Sales Workers

8.2%

Machinery Operators & Drivers

8.2%

Labourers

6.0%

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

Chain Valley Bay Field of Study

Engineering

20.7%

Management & Commerce

19.6%

Society & Culture

15.9%

Architecture & Building

11.7%

Health

10.4%

Education

9.0%

Food, Hospitality & Personal Services

5.0%

Creative Arts

2.9%

Agriculture & Environment

2.3%

Information Technology

1.9%

Natural & Physical Sciences

0.6%

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

Chain Valley Bay Dwelling Types

Separate house

91.0%

Semi-detached (1 storey)

9.0%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Chain Valley Bay Weekly Household Income

Nil/Negative/wk

2.9%

$1-$149/wk

0.7%

$150-$299/wk

1.6%

$300-$399/wk

2.0%

$400-$499/wk

9.3%

$500-$649/wk

13.9%

$650-$799/wk

15.8%

$800-$999/wk

10.8%

$1,000-$1,249/wk

8.3%

$1,250-$1,499/wk

6.7%

$1,500-$1,749/wk

4.3%

$1,750-$1,999/wk

4.6%

$2,000-$2,499/wk

7.8%

$2,500-$2,999/wk

3.5%

$3,000-$3,499/wk

2.4%

$3,500-$3,999/wk

1.6%

$4,000+/wk

3.8%

Source: ABS Census 2021 G33 — Household Income by SAL

Chain Valley Bay Marital Status

💍

Married

52.4% 1,300

↔️

Separated

4.7% 116

📋

Divorced

13.4% 332

🕊️

Widowed

10.2% 254

👤

Never married

19.3% 479

Source: ABS Census 2021 G05 — Marital Status by SAL

Chain Valley Bay Ancestry

English

35.5%

Australian

29.8%

Irish

9.9%

Scottish

9.0%

Aboriginal Australianralian

4.0%

Other

3.2%

German

2.8%

Italian

1.8%

Dutch

1.4%

Maltese

1.2%

New Zealander

0.7%

Welsh

0.7%

Source: ABS Census 2021 G08 — Ancestry by SAL

Chain Valley Bay School & University Attendance

Primary — Government

29.6%

Secondary — Government

27.0%

Vocational Education

13.2%

Pre-school

12.5%

Primary — Catholic

10.6%

Secondary — Catholic

7.1%

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

Chain Valley Bay Need for Assistance

♿

Needs assistance

10.7% 546

✅

No need for assistance

89.3% 4,569

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

Chain Valley Bay Volunteering

🤝

Volunteer

9.5% 212

—

Not a volunteer

90.5% 2,030

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Chain Valley Bay Monthly Mortgage Repayments

$0-$299/mo

7.2%

$300-$449/mo

1.5%

$450-$599/mo

4.2%

$600-$799/mo

6.4%

$800-$999/mo

6.4%

$1,000-$1,399/mo

12.5%

$1,400-$1,799/mo

22.6%

$1,800-$2,399/mo

24.9%

$2,400-$2,999/mo

9.1%

$3,000-$3,999/mo

5.3%

Source: ABS Census 2021 G38 — Mortgage Repayment by SAL

Chain Valley Bay How People Get to Work

Car (driver)

69.4%

Did not go to work

23.2%

Car (passenger)

3.0%

Other

1.2%

Truck

1.1%

Walked only

0.9%

Train

0.8%

Motorbike/Scooter

0.5%

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

Chain Valley Bay Car Ownership

0 vehicles

4.0%

1 vehicle

55.8%

2 vehicles

27.4%

3 vehicles

7.7%

4+ vehicles

5.2%

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

Chain Valley Bay Number of Bedrooms

1 bedroom

1.6%

2 bedrooms

31.5%

3 bedrooms

47.6%

4 bedrooms

15.1%

5 bedrooms

4.0%

6+ bedrooms

0.2%

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

Chain Valley Bay Population Mobility

12.5%

moved in the last year

36.8%

moved in the last 5 years

5.7%

unemployment rate (Census)

34.0%

labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Chain Valley Bay Indigenous Population

5.8%

Aboriginal & Torres Strait Islander

299

Indigenous residents

4,836

Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Chain Valley Bay Long-term Health Conditions

Mental health

301

Arthritis

238

Diabetes

164

Heart disease

146

Lung condition

143

Asthma

116

Cancer

Kidney disease

Stroke

Dementia

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

Chain Valley Bay Personal Weekly Income Distribution

$0 or less/wk

12.0%

$1-$149/wk

3.8%

$150-$299/wk

5.8%

$300-$399/wk

11.6%

$400-$499/wk

7.4%

$500-$649/wk

6.7%

$650-$799/wk

12.3%

$800-$999/wk

10.5%

$1,000-$1,249/wk

10.3%

$1,250-$1,499/wk

5.8%

$1,500-$1,749/wk

4.7%

$1,750-$1,999/wk

3.8%

$2,000-$2,999/wk

3.9%

$3,000-$3,499/wk

0.6%

$3,500+/wk

0.9%

Source: ABS Census 2021 G17 — Personal Income by SAL

Chain Valley Bay Family Structure

Couple — no children

47.7%

Couple — children under 15

25.7%

Couple — no children under 15

13.0%

One parent — children under 15

7.4%

One parent — no children under 15

6.1%

Source: ABS Census 2021 G29 — Family Composition by SAL

Chain Valley Bay Military Service

🏅

Previously served

5.3% 120

👤

Never served

94.7% 2,145

Source: ABS Census 2021 G22 — ADF Service by SAL

Chain Valley Bay Unpaid Carers

🤲

Provided unpaid assistance

13.0% 292

—

Did not provide

87.0% 1,960

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Chain Valley Bay Children Ever Born

No children

18.7%

1 child

11.1%

2 children

35.8%

3 children

23.0%

4 children

10.5%

5+ children

1.0%

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

Chain Valley Bay When Migrants Arrived

Before 1951

1951–1960

1961–1970

126

1971–1980

1981–1990

1991–2000

2001–2010

2011–2015

2019

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

Chain Valley Bay Unpaid Domestic Work

Less than 5 hours

16.7%

5–14 hours

26.0%

15–29 hours

14.1%

30+ hours

10.7%

Did not do domestic work

32.5%

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

Chain Valley Bay Household Size

1 person

35.4%

2 persons

42.8%

3 persons

9.0%

4 persons

8.4%

5 persons

2.4%

6+ persons

2.0%

Source: ABS Census 2021 G35 — Household Size by SAL

Chain Valley Bay Where Residents Moved From

Same address

2,191

Moved from NSW

233

Moved — same area (SA2)

Moved from overseas

Moved from SA

Moved from QLD

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

Chain Valley Bay Family Blending

Intact family — no other children

74.9%

Step family — no other children

13.3%

Blended family — no other children

7.9%

Other couple — children only

2.5%

Step family — other children present

1.5%

Source: ABS Census 2021 G31 — Family Blending by SAL

Chain Valley Bay Crime Statistics

Reported offences in 2025-26 — 7 total

Other Against Property

Other Against Person

Theft

Weapons

Offence trend by year:

2020

2021

2022

2023

2024

2025

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

Chain Valley Bay Schools

schools nearby

government

968

avg ICSEA score

2,427

total students

St Brigid's Catholic College Catholic

Secondary · 7-12 · 651 students

1006

ICSEA

St Brendan's Catholic Primary School Catholic

Primary · K-6 · 431 students

1005

ICSEA

Gwandalan Public School Government

Primary · K-6 · 351 students

953

ICSEA

Lake Munmorah Public School Government

Primary · K-6 · 384 students

950

ICSEA

Lake Munmorah High School Government

Secondary · 7-12 · 610 students

925

ICSEA

EOC Broken Bay - Lake Munmorah Catholic

Primary

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

View all schools in Chain Valley Bay with map →

Chain Valley Bay Rent Prices & Affordability

43%

of income

Stressed

Household Income $866/wk

Median Rent $370/wk

Rent-to-Income 42.7%

Rent exceeds 35% of household income — this area may be under housing stress.

If you earn X in Chain Valley Bay

Your weekly income

≈ $3,753/month

Median rent $370/wk

Left after rent $496/wk

Rent share 42.7%

Cheaper alternatives with similar incomes

Chinderah

Income: $521/wk Rent: $245/wk Save: $125/wk

Iluka (NSW)

Income: $487/wk Rent: $300/wk Save: $70/wk

Tuross Head

Income: $586/wk Rent: $330/wk Save: $40/wk

Harrington

Income: $480/wk Rent: $340/wk Save: $30/wk

Bingara

Income: $479/wk Rent: $200/wk Save: $170/wk

Canton Beach

Income: $526/wk Rent: $300/wk Save: $70/wk

North Haven (NSW)

Income: $519/wk Rent: $310/wk Save: $60/wk

Sussex Inlet

Income: $494/wk Rent: $310/wk Save: $60/wk

Chain Valley Bay vs State & National Average

Nearby Suburbs in NSW

Hanwood

Pop: 1,388 Income: $825/wk Rent: $275/wk

Mount Pleasant (NSW)

Pop: 1,397 Income: $1,160/wk Rent: $550/wk

Macmasters Beach

Pop: 1,399 Income: $958/wk Rent: $500/wk

Kurraba Point

Pop: 1,401 Income: $1,744/wk Rent: $610/wk

Lilli Pilli (Sutherland Shire - NSW)

Pop: 1,405 Income: $1,186/wk Rent: $900/wk

Hawks Nest

Pop: 1,413 Income: $617/wk Rent: $330/wk

Compare Chain Valley Bay

Chain Valley Bay vs Hanwood →Chain Valley Bay vs Mount Pleasant (NSW) →Chain Valley Bay vs Macmasters Beach →Chain Valley Bay vs Kurraba Point →

Frequently Asked Questions About Chain Valley Bay

What is the population of Chain Valley Bay NSW?

The population of Chain Valley Bay NSW is 2,773 according to the ABS Census 2021.The suburb has a population density of 495.4 people per km².Chain Valley Bay is ranked #2,548 out of 14,663 suburbs by population.

What is the median income in Chain Valley Bay?

The median personal income in Chain Valley Bay NSW is $530 per week, or $27,560 per year.The median household income is $866 per week.Family income is $1,192 per week.Chain Valley Bay is ranked #7,927 by income out of 14,663 Australian suburbs.

How much is rent in Chain Valley Bay?

Median rent in Chain Valley Bay NSW is $370 per week ($1,603 per month).Rent represents 42.7% of household income, which is considered stressed.Chain Valley Bay ranks #2,711 out of 14,663 suburbs by rent.

What are mortgage repayments in Chain Valley Bay?

The median monthly mortgage repayment in Chain Valley Bay NSW is $1,647. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Chain Valley Bay?

The median age in Chain Valley Bay NSW is 63 years.This is older than the national median age of 38 years.

Is Chain Valley Bay a good suburb to live in?

Chain Valley Bay is a suburb in New South Wales with a population of 2,773.The median income is $530/wk, which is below the NSW average of $781/wk.Rent affordability is rated as stressed (42.7% of household income). See the full suburb profile above for detailed statistics.

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Looking for schools, childcare centres, and playgrounds in this area? See kid.com.au for family facilities data.

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 10879. All dollar figures in AUD.