Coffin Bay SA — Suburb Profile

Population, median income, rent prices, housing costs and demographics for Coffin Bay, South Australia. ABS Census 2021.

The population of Coffin Bay SA is 664 according to the 2021 Census. The median personal income in Coffin Bay is $711 per week ($36,972 per year). Median rent in Coffin Bay is $273 per week ($1,183 per month). Coffin Bay has a median age of 57 years, older than the national median of 38. Coffin Bay has a population density of 1.9 people per km².

The most common overseas birthplace in Coffin Bay is England. The most common religion is No Religion (59% of residents). After English, the most spoken language is French. The median monthly mortgage repayment in Coffin Bay is $1,300.

There were 9 recorded offences in Coffin Bay in 2025-26, a rate of 14 offences per 1,000 people. The most common offence category was theft (3 offences).

Coffin Bay Map

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Coffin Bay Population

0
residents (Census 2021)

Coffin Bay Median Income & Rent

💰
Median Income
$711/wk
$36,972 per year
#5279 of 14,663
🏠
Median Rent
$273/wk
$1,183 per month
#5644 of 14,663
👤
Median Age
57years
19 years older than national median
🏡
Mortgage
$1,300/mo
Avg household size: 2 · 0.7 per bedroom

Coffin Bay Demographics

Gender Split

Male 51.4% (342) Female 48.6% (323)

Population Density

1.9
people per km²
664 people · 344.7 km²

Households

2
Avg household size
0.7
Persons per bedroom
$1,447
Family income/wk

Coffin 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)

Coffin Bay Housing Tenure

🏠
Owned outright
61.9% 135 dwellings
🏦
Owned with mortgage
38.1% 83 dwellings

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

Coffin Bay Country of Birth

Australia
93.6%
England
5.1%
France
1.3%

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

Coffin Bay Religion

No Religion
58.6%
Catholic
10.3%
Anglican
9.4%
Uniting Church
9.1%
Not stated
6.3%
Lutheran
3.5%
Buddhism
1.5%
Hinduism
1.1%

Source: ABS Census 2021 G14 — Religion by SAL

Coffin Bay Education Level

Year 12 or equivalent
43.5%
Year 10 or equivalent
25.8%
Year 11 or equivalent
25.4%
Year 9 or equivalent
5.4%

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

Coffin Bay Languages Spoken at Home

French
50.0%
Other
50.0%

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

Coffin Bay Employment

💼
Employed full-time
27.8% 144 people
Employed part-time
18.7% 97 people
🔍
Unemployed
1.0% 5 people
🏠
Not in labour force
52.5% 272 people

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

Coffin Bay Qualifications

Certificate III/IV
51.0%
Advanced Diploma/Diploma
20.9%
Bachelor Degree
19.4%
Postgraduate Degree
4.7%
Certificate I/II
2.8%
Graduate Diploma/Certificate
1.2%

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

Coffin Bay Occupation

Managers
22.1%
Community & Personal Service
20.9%
Professionals
16.3%
Technicians & Trade Workers
11.6%
Sales Workers
8.7%
Labourers
8.1%
Clerical & Administrative
8.1%
Machinery Operators & Drivers
4.1%

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

Coffin Bay Field of Study

Engineering
24.4%
Management & Commerce
15.2%
Education
12.8%
Health
12.2%
Society & Culture
12.2%
Architecture & Building
7.9%
Food, Hospitality & Personal Services
7.9%
Agriculture & Environment
7.3%

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

Coffin Bay Dwelling Types

Separate house
100.0%

Source: ABS Census 2021 G36 — Dwelling Structure by SAL

Coffin Bay Weekly Household Income

Nil/Negative/wk
1.1%
$1-$149/wk
1.5%
$150-$299/wk
2.6%
$300-$399/wk
1.9%
$400-$499/wk
4.1%
$500-$649/wk
4.5%
$650-$799/wk
10.1%
$800-$999/wk
11.2%
$1,000-$1,249/wk
11.2%
$1,250-$1,499/wk
12.3%
$1,500-$1,749/wk
6.3%
$1,750-$1,999/wk
5.6%
$2,000-$2,499/wk
10.8%
$2,500-$2,999/wk
6.0%
$3,000-$3,499/wk
2.2%
$3,500-$3,999/wk
5.6%
$4,000+/wk
3.0%

Source: ABS Census 2021 G33 — Household Income by SAL

Coffin Bay Marital Status

💍
Married
47.6% 280
↔️
Separated
3.7% 22
📋
Divorced
14.5% 85
🕊️
Widowed
4.8% 28
👤
Never married
29.4% 173

Source: ABS Census 2021 G05 — Marital Status by SAL

Coffin Bay Ancestry

English
35.1%
Australian
32.9%
Scottish
8.0%
Irish
7.3%
German
5.2%
Other
3.4%
Aboriginal Australianralian
2.4%
Dutch
1.5%
French
1.4%
Italian
1.1%
Welsh
1.0%
Russian
0.7%

Source: ABS Census 2021 G08 — Ancestry by SAL

Coffin Bay School & University Attendance

Primary — Government
40.0%
Secondary — Government
20.0%
Pre-school
12.9%
Primary — Catholic
12.9%
Vocational Education
8.6%
Secondary — Other Non-Govt
5.7%

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

Coffin Bay Need for Assistance

Needs assistance
4.3% 55
No need for assistance
95.7% 1,212

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

Coffin Bay Volunteering

🤝
Volunteer
25.4% 142
Not a volunteer
74.6% 416

Source: ABS Census 2021 G23 — Voluntary Work by SAL

Coffin Bay Monthly Mortgage Repayments

$600-$799/mo
5.7%
$800-$999/mo
14.3%
$1,000-$1,399/mo
34.3%
$1,400-$1,799/mo
25.7%
$1,800-$2,399/mo
8.6%
$2,400-$2,999/mo
11.4%

Source: ABS Census 2021 G38 — Mortgage Repayment by SAL

Coffin Bay How People Get to Work

Car (driver)
73.7%
Did not go to work
14.5%
Car (passenger)
4.7%
Walked only
4.7%
Other
2.4%

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

Coffin Bay Car Ownership

0 vehicles
1.0%
1 vehicle
33.8%
2 vehicles
45.3%
3 vehicles
12.5%
4+ vehicles
7.3%

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

Coffin Bay Number of Bedrooms

1 bedroom
4.7%
2 bedrooms
22.7%
3 bedrooms
50.4%
4 bedrooms
17.3%
5 bedrooms
2.9%
6+ bedrooms
2.2%

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

Coffin Bay Population Mobility

17.0%
moved in the last year
39.0%
moved in the last 5 years
2.5%
unemployment rate (Census)
48.6%
labour force participation

Source: ABS Census 2021 G43 — Summary by SAL

Coffin Bay Indigenous Population

3.3%
Aboriginal & Torres Strait Islander
42
Indigenous residents
1,234
Non-Indigenous residents

Source: ABS Census 2021 G07 — Indigenous Status by SAL

Coffin Bay Long-term Health Conditions

Mental health
54
Arthritis
40
Heart disease
30
Lung condition
24
Asthma
22
Diabetes
18
Cancer
13
Stroke
6
Dementia
5
Kidney disease
3

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

Coffin Bay Personal Weekly Income Distribution

$0 or less/wk
5.9%
$1-$149/wk
4.2%
$150-$299/wk
7.3%
$300-$399/wk
6.4%
$400-$499/wk
6.4%
$500-$649/wk
3.7%
$650-$799/wk
13.6%
$800-$999/wk
11.2%
$1,000-$1,249/wk
12.3%
$1,250-$1,499/wk
9.0%
$1,500-$1,749/wk
5.7%
$1,750-$1,999/wk
5.3%
$2,000-$2,999/wk
6.8%
$3,000-$3,499/wk
1.3%
$3,500+/wk
0.9%

Source: ABS Census 2021 G17 — Personal Income by SAL

Coffin Bay Family Structure

Couple — no children
55.9%
Couple — children under 15
28.0%
One parent — children under 15
6.8%
Couple — no children under 15
5.1%
One parent — no children under 15
4.2%

Source: ABS Census 2021 G29 — Family Composition by SAL

Coffin Bay Military Service

🏅
Previously served
5.2% 29
👤
Never served
94.8% 525

Source: ABS Census 2021 G22 — ADF Service by SAL

Coffin Bay Unpaid Carers

🤲
Provided unpaid assistance
13.1% 73
Did not provide
86.9% 486

Source: ABS Census 2021 G25 — Unpaid Assistance by SAL

Coffin Bay Children Ever Born

No children
23.8%
1 child
13.9%
2 children
31.6%
3 children
24.7%
4 children
6.1%

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

Coffin Bay When Migrants Arrived

Before 1951
4
1951–1960
13
1961–1970
14
1971–1980
6
1981–1990
10
2001–2010
10
2011–2015
10
2019
3

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

Coffin Bay Unpaid Domestic Work

Less than 5 hours
20.5%
5–14 hours
31.0%
15–29 hours
17.2%
30+ hours
14.1%
Did not do domestic work
17.2%

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

Coffin Bay Household Size

1 person
31.5%
2 persons
46.4%
3 persons
10.2%
4 persons
8.8%
5 persons
1.0%
6+ persons
2.0%

Source: ABS Census 2021 G35 — Household Size by SAL

Coffin Bay Where Residents Moved From

Same address
524
Moved from SA
43
Moved — same area (SA2)
36
Moved from QLD
9
Moved from VIC
6
Moved from NT
4

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

Coffin Bay Family Blending

Intact family — no other children
92.7%
Blended family — no other children
7.3%

Source: ABS Census 2021 G31 — Family Blending by SAL

Coffin Bay Crime Statistics

Reported offences in 2025-26 — 9 total

Theft
3
Fraud
2
Property Damage
2
Break & Enter
2

Offence trend by year:

2021
2022
2023
2024
2025

Source: SA Government Open Data — data.sa.gov.au

Coffin Bay Rent Prices & Affordability

22%
of income
Affordable
Household Income $1,254/wk
Median Rent $273/wk
Rent-to-Income 21.8%

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

If you earn X in Coffin Bay

≈ $5,434/month
Median rent $273/wk
Left after rent $981/wk
Rent share 21.8%

Cheaper alternatives with similar incomes

Coffin Bay vs State & National Average

Nearby Suburbs in SA

Frequently Asked Questions About Coffin Bay

What is the population of Coffin Bay SA?

The population of Coffin Bay SA is 664 according to the ABS Census 2021.The suburb has a population density of 1.9 people per km².Coffin Bay is ranked #4,592 out of 14,663 suburbs by population.

What is the median income in Coffin Bay?

The median personal income in Coffin Bay SA is $711 per week, or $36,972 per year.The median household income is $1,254 per week.Family income is $1,447 per week.Coffin Bay is ranked #5,279 by income out of 14,663 Australian suburbs.

How much is rent in Coffin Bay?

Median rent in Coffin Bay SA is $273 per week ($1,183 per month).Rent represents 21.8% of household income, which is considered affordable.Coffin Bay ranks #5,644 out of 14,663 suburbs by rent.

What are mortgage repayments in Coffin Bay?

The median monthly mortgage repayment in Coffin Bay SA is $1,300. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Coffin Bay?

The median age in Coffin Bay SA is 57 years.This is older than the national median age of 38 years.

Is Coffin Bay a good suburb to live in?

Coffin Bay is a suburb in South Australia with a population of 664.The median income is $711/wk, which is below the SA average of $763/wk.Rent affordability is rated as affordable (21.8% 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: 40278. All dollar figures in AUD.