Duffy, ACT: suburb profile

The population of Duffy ACT is 3,395 according to the 2021 Census. The median personal income in Duffy is $1,251 per week ($65,052 per year). Median rent in Duffy is $445 per week ($1,928 per month). Duffy has a median age of 39 years, older than the national median of 38. Duffy has a population density of 1,214 people per km².

The most common overseas birthplace in Duffy is England. The most common religion is No religion (49.2% of residents). After English, the most spoken language is Croatian. The median monthly mortgage repayment in Duffy is $2,476.

Population
3,395
Census 2021
Median income
$1,251/wk
Personal, Census 2021
Median rent
$445/wk
Weekly, Census 2021
Median age
39years
Census 2021

Valid: Census 2021 · Source: ABS Census of Population and Housing 2021.

Duffy vs the typical ACT suburb

The median personal income in Duffy is $1,251 a week, 5% above the typical ACT suburb ($1,192). That ranks 38th of 109 ACT suburbs with 200 or more residents. Median rent is $445 a week, $5 less than the typical ACT suburb. Rent takes 17.2% of the median household income here, against 18.2% in the typical ACT suburb. The median resident is 39, 1 year older than in the typical ACT suburb (38).

The typical suburb is the median across suburbs with 200 or more residents. ABS Census 2021, calculated by GDP.com.au.
MeasureDuffyTypical ACTDifferenceTypical Australia
Personal income$1,251/wk$1,192/wk +5%$766/wk
Household income$2,593/wk$2,414/wk +7%$1,637/wk
Rent$445/wk$450/wk −1%$330/wk
Mortgage repayment$2,476/mo$2,154/mo +15%$1,733/mo
Median age3938 +1 yrs42
Rent share of household income17.2%18.2% −1.0 pts20.3%
Income, rent and mortgage against the typical suburb Valid: Census 2021 · Source: ABS, calculated by GDP.com.au
Bar chart of median income, rent and mortgage repayment in Duffy, the typical ACT suburb and the typical Australian suburb.

Duffy Population

3,395 residents at the 2021 Census.

Duffy Median Income & Rent

Median Income
$1,251/wk
$65,052 per year
Ranked 336 of 14,663
Median Rent
$445/wk
$1,928 per month
Ranked 1,221 of 14,663
Median Age
39years
1 years older than the national median
Mortgage
$2,476/mo
Avg household size: 2.7 · 0.7 per bedroom

Valid: Census 2021 · Source: ABS Census of Population and Housing.

Duffy Rent Prices & Affordability

17% of median household income goes on median rent

Marks at 25% and 35%. Band: affordable.

Household income $2,593/wk
Median rent $445/wk
Rent to income 17.2%

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

Median rent in Duffy against your income

About $11,236 a month
Median rent $445/wk
Left after rent $2,148/wk
Rent share 17.2%

Duffy Schools

13
schools nearby
6
government
1105
avg ICSEA score
4,967
total students
Orana Steiner School Independent
Combined · K-12 · 413 students
1136
ICSEA
St Jude's Primary School Catholic
Primary · K-6 · 425 students
1131
ICSEA
Canberra Montessori School Independent
Primary · K-6 · 96 students
1128
ICSEA
Arawang Primary School Government
Primary · K-6 · 469 students
1113
ICSEA
Evelyn Scott School Government
Combined · K-10 · 717 students
1107
ICSEA
Chapman Primary School Government
Primary · K-6 · 502 students
1106
ICSEA
Charles Weston School Government
Primary · K-6 · 511 students
1099
ICSEA
St John Vianney's Primary School Catholic
Primary · K-6 · 159 students
1094
ICSEA
Duffy Primary School Government
Primary · K-6 · 374 students
1088
ICSEA
Mount Stromlo High School Government
Secondary · 7-10 · 846 students
1085
ICSEA
Islamic School of Canberra Independent
Combined · K-11 · 455 students
1073
ICSEA
Stromlo Forest Anglican College Independent
Combined
Communities@Work Galilee School - Holder Campus Independent
Secondary

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

All schools near Duffy, with a map

Duffy Map

Duffy, Australian Capital Territory Map data: OpenStreetMap
Loading map…

Duffy, Australian Capital Territory: 35.3347°S, 149.0335°E

Duffy Schools (13)

People in Duffy

Demographics

Gender Split

Male 49.4% (1,676) Female 50.6% (1,714)

Population Density

1,214
people per km²
3,395 people · 2.8 km²

Households

2.7
Avg household size
0.7
Persons per bedroom
$3,099
Family income/wk

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 and Locality (SAL)

Most common overseas birthplaces

England
4.2%
India
1.5%
New Zealand
1.2%
United States of America
0.8%
China
0.7%
Germany
0.7%
Philippines
0.5%

Shares are of all residents. Source: ABS Census 2021, G09 Country of Birth by SAL

Most common languages at home other than English

Croatian
1.2%
Mandarin
1.0%
Spanish
0.9%
Italian
0.8%
Malayalam
0.8%
German
0.7%
Serbian
0.6%

Shares are of all residents. Source: ABS Census 2021, G13 Language Used at Home by SAL

Ancestry

Australian
38.8%
English
38.2%
Irish
13.5%
Scottish
12.3%
German
5.4%
Italian
3.2%
Chinese
2.2%
Polish
2.2%
Australian Aboriginal
2.0%
Dutch
2.0%
Indian
1.9%

Shares are of the suburb population. People can report up to two ancestries, so shares add to more than 100%. Source: ABS Census 2021, G08 Ancestry by SAL

Religion

No religion
49.2%
Catholic
21.2%
Anglican
9.4%
Not stated
4.7%
Uniting Church
2.2%
Presbyterian and Reformed
1.9%
Islam
1.7%
Christian (other)
1.6%

Source: ABS Census 2021, G14 Religion by SAL

Indigenous Population

2.1%
Aboriginal & Torres Strait Islander

Source: ABS Census 2021, G07 Indigenous Status by SAL

Marital Status

Married
50.4% 1,375
Separated
2.2% 61
Divorced
8.0% 218
Widowed
3.9% 105
Never married
35.5% 967

Source: ABS Census 2021, G05 Marital Status by SAL

Family Structure

Couple: children under 15
45.0%
Couple: no children
25.1%
Couple: no children under 15
18.3%
One parent: children under 15
6.5%
One parent: no children under 15
5.1%

Source: ABS Census 2021, G29 Family Composition by SAL

Household Size

1 person
20.3%
2 persons
32.6%
3 persons
18.0%
4 persons
20.1%
5 persons
6.6%
6+ persons
2.4%

Source: ABS Census 2021, G35 Household Size by SAL

Homes in Duffy

Housing Tenure

Of the 1,231 occupied private dwellings in Duffy at the 2021 Census, 18.7% were rented, 36.5% owned outright and 42.3% owned with a mortgage.

Other tenure type
1.1% 14 dwellings
Owned outright
36.5% 449 dwellings
Owned with mortgage
42.3% 521 dwellings
Rented
18.7% 230 dwellings
Tenure type not stated
1.3% 16 dwellings

Source: ABS Census 2021, Suburb and Locality (SAL)

Dwelling Types

Separate house
91.5%
Semi-detached (1 storey)
6.9%
Semi-detached (2+ storey)
1.6%

Source: ABS Census 2021, G36 Dwelling Structure by SAL

Number of Bedrooms

1 bedroom
1.5%
2 bedrooms
6.9%
3 bedrooms
39.8%
4 bedrooms
41.7%
5 bedrooms
8.7%
6+ bedrooms
1.6%

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

Monthly Mortgage Repayments

$0-$299/mo
4.6%
$300-$449/mo
1.1%
$450-$599/mo
1.3%
$600-$799/mo
2.4%
$800-$999/mo
1.3%
$1,000-$1,399/mo
9.3%
$1,400-$1,799/mo
10.4%
$1,800-$2,399/mo
23.8%
$2,400-$2,999/mo
22.0%
$3,000-$3,999/mo
23.8%

Source: ABS Census 2021, G38 Mortgage Repayment by SAL

Car Ownership

0 vehicles
3.4%
1 vehicle
32.2%
2 vehicles
43.8%
3 vehicles
13.3%
4+ vehicles
7.3%

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

Work, income and education in Duffy

Employment

Employed full-time
44.9% 1,132 people
Employed part-time
19.6% 493 people
Unemployed
2.7% 68 people
Not in labour force
32.8% 827 people

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

Occupation

Professionals
38.1%
Managers
24.8%
Clerical & Administrative
14.1%
Technicians & Trade Workers
8.7%
Community & Personal Service
7.5%
Sales Workers
2.8%
Labourers
2.7%
Machinery Operators & Drivers
1.3%

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

Weekly Household Income

Nil/Negative/wk
1.5%
$1-$149/wk
0.4%
$150-$299/wk
0.8%
$300-$399/wk
1.2%
$400-$499/wk
1.7%
$500-$649/wk
2.5%
$650-$799/wk
2.3%
$800-$999/wk
4.6%
$1,000-$1,249/wk
5.0%
$1,250-$1,499/wk
5.1%
$1,500-$1,749/wk
5.7%
$1,750-$1,999/wk
6.8%
$2,000-$2,499/wk
11.2%
$2,500-$2,999/wk
7.9%
$3,000-$3,499/wk
7.0%
$3,500-$3,999/wk
6.5%
$4,000+/wk
29.8%

Source: ABS Census 2021, G33 Household Income by SAL

Personal Weekly Income Distribution

$0 or less/wk
7.3%
$1-$149/wk
5.1%
$150-$299/wk
4.4%
$300-$399/wk
2.0%
$400-$499/wk
2.1%
$500-$649/wk
2.2%
$650-$799/wk
5.3%
$800-$999/wk
8.0%
$1,000-$1,249/wk
8.8%
$1,250-$1,499/wk
8.3%
$1,500-$1,749/wk
8.9%
$1,750-$1,999/wk
7.6%
$2,000-$2,999/wk
18.4%
$3,000-$3,499/wk
3.9%
$3,500+/wk
7.6%

Source: ABS Census 2021, G17 Personal Income by SAL

How People Get to Work

Car (driver)
72.2%
Did not go to work
13.3%
Car (passenger)
6.1%
Bus
3.6%
Bicycle
2.7%
Motorbike/Scooter
0.7%
Other
0.5%
Truck
0.5%
Walked only
0.3%

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

Education Level

Year 12 or equivalent
82.4%
Year 10 or equivalent
11.7%
Year 11 or equivalent
3.7%
Year 9 or equivalent
2.2%

Shares are of people whose highest year of school is Year 9 to 12 only. Source: ABS Census 2021, G16 Highest Year of School by SAL

Qualifications

Bachelor Degree
36.1%
Postgraduate Degree
20.5%
Certificate III/IV
17.0%
Advanced Diploma/Diploma
15.8%
Graduate Diploma/Certificate
8.7%
Certificate I/II
1.9%

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

Field of Study

Management & Commerce
22.5%
Society & Culture
22.4%
Engineering
9.3%
Health
9.0%
Natural & Physical Sciences
7.4%
Education
7.2%
Information Technology
6.3%
Architecture & Building
5.3%
Creative Arts
4.5%
Agriculture & Environment
3.4%
Food, Hospitality & Personal Services
2.8%

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

School & University Attendance

Primary: Government
25.1%
Secondary: Government
22.0%
Primary: Catholic
13.7%
Secondary: Catholic
13.3%
Vocational Education
9.5%
Pre-school
9.2%
Secondary: Other Non-Govt
4.4%
Primary: Other Non-Govt
2.8%

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

More from the 2021 Census

Need for Assistance

Does not have need for assistance
92.1%
Has need for assistance
4.9%
Need for assistance not stated
3.0%

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

Long-term Health Conditions

Mental health
307
Asthma
145
Arthritis
103
Heart disease
82
Diabetes
66
Lung condition
52
Cancer
43
Kidney disease
34
Stroke
31
Dementia
3

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

Unpaid Carers

Provided unpaid assistance
14.9% 394
Did not provide
85.1% 2,243

Source: ABS Census 2021, G25 Unpaid Assistance by SAL

Volunteering

Volunteer
22.4% 591
Not a volunteer
77.6% 2,051

Source: ABS Census 2021, G23 Voluntary Work by SAL

Military Service

Current ADF: Regular
1.1% 30
Current ADF: Reserves
0.4% 10
Previously served
4.8% 126
Never served
93.7% 2,483

Source: ABS Census 2021, G22 ADF Service by SAL

Children Ever Born

No children
34.6%
1 child
10.8%
2 children
34.7%
3 children
15.1%
4 children
3.9%
5+ children
0.9%

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

When Migrants Arrived

Before 1951
11
1951: 1960
40
1961: 1970
120
1971: 1980
73
1981: 1990
84
1991: 2000
81
2001: 2010
118
2011: 2015
76
2016
28
2017
16
2018
14
2019
22
2020
6
2021
4

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

Population Mobility

13.9%
moved in the last year
35.4%
moved in the last 5 years
3.8%
unemployment rate (Census)
66.4%
labour force participation

Source: ABS Census 2021, G43 Summary by SAL

Where Residents Moved From

Same address
2,805
Moved from ACT
292
Moved from NSW
46
Moved from overseas
32
Moved from QLD
30
Moved from VIC
18
Moved: same area (SA2)
13
Moved from WA
11

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

Unpaid Domestic Work

Less than 5 hours
23.0%
5: 14 hours
37.7%
15: 29 hours
15.7%
30+ hours
8.2%
Did not do domestic work
15.4%

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

Family Blending

Intact family: no other children
90.6%
Step family: no other children
7.2%
Blended family: no other children
1.1%
Intact family: other children present
1.1%

Source: ABS Census 2021, G31 Family Blending by SAL

Cheaper alternatives with similar incomes

Rivett
Income: $1,113/wk Rent: $322/wk $123/wk less rent
Oxley (ACT)
Income: $1,132/wk Rent: $400/wk $45/wk less rent
Florey
Income: $1,023/wk Rent: $415/wk $30/wk less rent
Hackett
Income: $1,361/wk Rent: $374/wk $71/wk less rent
Spence (ACT)
Income: $1,125/wk Rent: $375/wk $70/wk less rent
Waramanga
Income: $1,179/wk Rent: $379/wk $66/wk less rent
Mawson
Income: $1,158/wk Rent: $400/wk $45/wk less rent
Melba
Income: $1,118/wk Rent: $400/wk $45/wk less rent

Suburbs near Duffy

The closest suburb to Duffy is Holder (ACT), 1.1 km away.

Holder (ACT)
1.1 km away · income $1,273/wk · rent $465/wk
Rivett
1.5 km away · income $1,113/wk · rent $322/wk
Wright
1.9 km away · income $1,446/wk · rent $461/wk
Coombs
2.0 km away · income $1,358/wk · rent $480/wk
Stirling (ACT)
2.2 km away · income $1,020/wk · rent $460/wk
Chapman
2.2 km away · income $1,378/wk · rent $450/wk

Compare Duffy

Frequently Asked Questions About Duffy

What is the population of Duffy ACT?

The population of Duffy ACT is 3,395 according to the ABS Census 2021. The suburb has a population density of 1,214 people per km². Duffy is ranked #2,176 out of 14,663 suburbs by population.

What is the median income in Duffy?

The median personal income in Duffy ACT is $1,251 per week, or $65,052 per year. The median household income is $2,593 per week. Family income is $3,099 per week. Duffy is ranked #336 by income out of 14,663 Australian suburbs.

How much is rent in Duffy?

Median rent in Duffy ACT is $445 per week ($1,928 per month). Rent represents 17.2% of household income, which is considered affordable. Duffy ranks #1,221 out of 14,663 suburbs by rent.

What are mortgage repayments in Duffy?

The median monthly mortgage repayment in Duffy ACT is $2,476. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Duffy?

The median age in Duffy ACT is 39 years. This is older than the national median age of 38 years.

Is Duffy a good suburb to live in?

Duffy is a suburb in Australian Capital Territory with a population of 3,395. The median income is $1,251/wk, which is above the typical ACT suburb ($1,192/wk). Rent affordability is rated as affordable (17.2% of household income). See the full suburb profile above for detailed statistics.

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Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 80048. All dollar figures in AUD.