Oallen, NSW: suburb profile

The population of Oallen NSW is 145 according to the 2021 Census. The median personal income in Oallen is $640 per week ($33,280 per year). Median rent in Oallen is $215 per week ($932 per month). Oallen has a median age of 56 years, older than the national median of 38. Oallen has a population density of 0.5 people per km².

The most common overseas birthplace in Oallen is England. The most common religion is No religion (40.0% of residents). After English, the most spoken language is Spanish. The median monthly mortgage repayment in Oallen is $1,571.

There were 2 recorded offences in Oallen in 2025-26, a rate of 14 offences per 1,000 people. The most common offence category was theft (1 offences).

Population
145
Census 2021
Median income
$640/wk
Personal, Census 2021
Median rent
$215/wk
Weekly, Census 2021
Median age
56years
Census 2021

Valid: Census 2021 · Source: ABS Census of Population and Housing 2021; offences from NSW BOCSAR (bocsar.nsw.gov.au), 2025-26.

Oallen vs the typical NSW suburb

The median personal income in Oallen is $640 a week, 16% below the typical NSW suburb ($765). Median rent is $215 a week, $170 less than the typical NSW suburb. Rent takes 19.1% of the median household income here, against 22.6% in the typical NSW suburb. The median resident is 56, 13 years older than in the typical NSW suburb (43).

The typical suburb is the median across suburbs with 200 or more residents. ABS Census 2021, calculated by GDP.com.au.
MeasureOallenTypical NSWDifferenceTypical Australia
Personal income$640/wk$765/wk −16%$766/wk
Household income$1,125/wk$1,704/wk −34%$1,637/wk
Rent$215/wk$385/wk −44%$330/wk
Mortgage repayment$1,571/mo$1,965/mo −20%$1,733/mo
Median age5643 +13 yrs42
Rent share of household income19.1%22.6% −3.5 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 Oallen, the typical NSW suburb and the typical Australian suburb.

Oallen Population

145 residents at the 2021 Census.

Oallen Median Income & Rent

Median Income
$640/wk
$33,280 per year
Ranked 6,433 of 14,663
Median Rent
$215/wk
$932 per month
Ranked 7,179 of 14,663
Median Age
56years
18 years older than the national median
Mortgage
$1,571/mo
Avg household size: 1.9 · 0.7 per bedroom

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

Oallen Rent Prices & Affordability

19% of median household income goes on median rent

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

Household income $1,125/wk
Median rent $215/wk
Rent to income 19.1%

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

Median rent in Oallen against your income

About $4,875 a month
Median rent $215/wk
Left after rent $910/wk
Rent share 19.1%

Oallen Map

Oallen, New South Wales Map data: OpenStreetMap
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Oallen, New South Wales: 35.1559°S, 149.9585°E

Oallen Circle size: offences per 1,000 residents

People in Oallen

Demographics

Gender Split

Male 60.8% (87) Female 39.2% (56)

Population Density

0.5
people per km²
145 people · 268.4 km²

Households

1.9
Avg household size
0.7
Persons per bedroom
$1,428
Family income/wk

Age Distribution

0-4
5-9
15-19
25-29
30-34
35-39
40-44
45-49
50-54
55-59
60-64
65-69
70-74
75-79
80-84
Male Female

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

Most common overseas birthplaces

England
6.2%
New Zealand
5.5%
Afghanistan
0.0%
Bangladesh
0.0%
Bosnia and Herzegovina
0.0%
Brazil
0.0%
Cambodia
0.0%

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

Most common languages at home other than English

Spanish
3.4%
Afrikaans
0.0%
Arabic
0.0%
Australian Indigenous Languages
0.0%
Cantonese
0.0%
Mandarin
0.0%
Other Chinese languages
0.0%
Croatian
0.0%

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

Ancestry

English
37.2%
Australian
34.5%
Scottish
11.0%
German
6.9%
Irish
5.5%
Croatian
4.1%
New Zealander
3.4%
Spanish
3.4%
Australian Aboriginal
2.8%
Dutch
2.1%
Lebanese
2.1%

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
40.0%
Not stated
21.4%
Catholic
18.6%
Anglican
17.2%
Presbyterian and Reformed
3.4%
Buddhism
2.1%
Christnty Sevnth dy Advntst
2.1%

Source: ABS Census 2021, G14 Religion by SAL

Indigenous Population

2.8%
Aboriginal & Torres Strait Islander

Source: ABS Census 2021, G07 Indigenous Status by SAL

Marital Status

Married
53.3% 72
Separated
5.9% 8
Divorced
10.4% 14
Widowed
5.9% 8
Never married
24.4% 33

Source: ABS Census 2021, G05 Marital Status by SAL

Family Structure

Couple: no children
51.2%
Couple: children under 15
17.9%
Couple: no children under 15
17.9%
One parent: children under 15
8.3%
One parent: no children under 15
4.8%

Source: ABS Census 2021, G29 Family Composition by SAL

Household Size

1 person
43.8%
2 persons
34.4%
3 persons
14.1%
4 persons
7.8%

Source: ABS Census 2021, G35 Household Size by SAL

Homes in Oallen

Housing Tenure

Of the 62 occupied private dwellings in Oallen at the 2021 Census, 8.1% were rented, 50.0% owned outright and 38.7% owned with a mortgage.

Other tenure type
6.5% 4 dwellings
Owned outright
50.0% 31 dwellings
Owned with mortgage
38.7% 24 dwellings
Rented
8.1% 5 dwellings

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

Dwelling Types

Separate house
100.0%

Source: ABS Census 2021, G36 Dwelling Structure by SAL

Number of Bedrooms

1 bedroom
15.8%
2 bedrooms
21.1%
3 bedrooms
36.8%
4 bedrooms
21.1%
6+ bedrooms
5.3%

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

Monthly Mortgage Repayments

$300-$449/mo
25.0%
$1,000-$1,399/mo
25.0%
$1,400-$1,799/mo
31.3%
$1,800-$2,399/mo
18.8%

Source: ABS Census 2021, G38 Mortgage Repayment by SAL

Car Ownership

1 vehicle
25.4%
2 vehicles
46.0%
3 vehicles
11.1%
4+ vehicles
17.5%

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

Work, income and education in Oallen

Employment

Employed full-time
26.9% 29 people
Employed part-time
18.5% 20 people
Not in labour force
54.6% 59 people

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

Occupation

Technicians & Trade Workers
17.9%
Managers
17.9%
Sales Workers
15.4%
Community & Personal Service
12.8%
Professionals
12.8%
Labourers
7.7%
Clerical & Administrative
7.7%
Machinery Operators & Drivers
7.7%

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

Weekly Household Income

$400-$499/wk
15.9%
$650-$799/wk
20.5%
$800-$999/wk
6.8%
$1,000-$1,249/wk
11.4%
$1,250-$1,499/wk
15.9%
$1,500-$1,749/wk
9.1%
$1,750-$1,999/wk
9.1%
$2,500-$2,999/wk
11.4%

Source: ABS Census 2021, G33 Household Income by SAL

Personal Weekly Income Distribution

$0 or less/wk
9.1%
$150-$299/wk
5.7%
$300-$399/wk
9.1%
$400-$499/wk
11.4%
$500-$649/wk
5.7%
$650-$799/wk
12.5%
$800-$999/wk
10.2%
$1,000-$1,249/wk
13.6%
$1,250-$1,499/wk
8.0%
$1,500-$1,749/wk
9.1%
$3,000-$3,499/wk
5.7%

Source: ABS Census 2021, G17 Personal Income by SAL

How People Get to Work

Car (driver)
68.9%
Did not go to work
24.4%
Walked only
6.7%

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

Education Level

Year 10 or equivalent
46.5%
Year 12 or equivalent
43.6%
Year 11 or equivalent
6.9%
Year 9 or equivalent
3.0%

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

Certificate III/IV
78.2%
Advanced Diploma/Diploma
12.7%
Graduate Diploma/Certificate
9.1%

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

Field of Study

Engineering
48.3%
Management & Commerce
31.0%
Health
10.3%
Society & Culture
10.3%

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

School & University Attendance

Vocational Education
40.0%
Primary: Government
33.3%
Pre-school
26.7%

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
76.6%
Has need for assistance
6.9%
Need for assistance not stated
14.5%

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

Long-term Health Conditions

Arthritis
17
Mental health
16
Diabetes
6
Cancer
5
Asthma
3
Heart disease
3

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

Unpaid Carers

Provided unpaid assistance
19.5% 22
Did not provide
80.5% 91

Source: ABS Census 2021, G25 Unpaid Assistance by SAL

Volunteering

Volunteer
22.0% 24
Not a volunteer
78.0% 85

Source: ABS Census 2021, G23 Voluntary Work by SAL

Military Service

Previously served
7.3% 8
Never served
92.7% 101

Source: ABS Census 2021, G22 ADF Service by SAL

Children Ever Born

No children
31.8%
2 children
40.9%
3 children
27.3%

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

When Migrants Arrived

1961: 1970
8
1971: 1980
8
1981: 1990
14
1991: 2000
6
2001: 2010
6

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

Population Mobility

16.8%
moved in the last year
36.1%
moved in the last 5 years
5.1%
unemployment rate (Census)
43.7%
labour force participation

Source: ABS Census 2021, G43 Summary by SAL

Where Residents Moved From

Same address
104
Moved from NSW
12

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

Unpaid Domestic Work

Less than 5 hours
20.7%
5: 14 hours
25.2%
15: 29 hours
17.1%
30+ hours
13.5%
Did not do domestic work
23.4%

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

Family Blending

Intact family: no other children
100.0%

Source: ABS Census 2021, G31 Family Blending by SAL

Oallen Crime Statistics

2 reported offences in 2025-26, by category.

Theft
1
Property Damage
1

Total offences by year

2020
2021
2022
2023
2024
2025

Source: NSW BOCSAR (bocsar.nsw.gov.au).

Cheaper alternatives with similar incomes

Berrigan
Income: $586/wk Rent: $173/wk $42/wk less rent
Barham
Income: $571/wk Rent: $185/wk $30/wk less rent
Grenfell
Income: $554/wk Rent: $200/wk $15/wk less rent
Grasmere
Income: $543/wk Rent: $116/wk $99/wk less rent
Finley
Income: $636/wk Rent: $175/wk $40/wk less rent
Mathoura
Income: $546/wk Rent: $180/wk $35/wk less rent
Holbrook
Income: $628/wk Rent: $185/wk $30/wk less rent
Lockhart
Income: $600/wk Rent: $195/wk $20/wk less rent

Compare Oallen

Frequently Asked Questions About Oallen

What is the population of Oallen NSW?

The population of Oallen NSW is 145 according to the ABS Census 2021. The suburb has a population density of 0.5 people per km². Oallen is ranked #7,851 out of 14,663 suburbs by population.

What is the median income in Oallen?

The median personal income in Oallen NSW is $640 per week, or $33,280 per year. The median household income is $1,125 per week. Family income is $1,428 per week. Oallen is ranked #6,433 by income out of 14,663 Australian suburbs.

How much is rent in Oallen?

Median rent in Oallen NSW is $215 per week ($932 per month). Rent represents 19.1% of household income, which is considered affordable. Oallen ranks #7,179 out of 14,663 suburbs by rent.

What are mortgage repayments in Oallen?

The median monthly mortgage repayment in Oallen NSW is $1,571. This data comes from the ABS Census 2021 and reflects mortgage repayments for owner-occupied dwellings.

What is the median age in Oallen?

The median age in Oallen NSW is 56 years. This is older than the national median age of 38 years.

Is Oallen a good suburb to live in?

Oallen is a suburb in New South Wales with a population of 145. The median income is $640/wk, which is below the typical NSW suburb ($765/wk). Rent affordability is rated as affordable (19.1% of household income). See the full suburb profile above for detailed statistics.

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Australian Average Salary Australian House Prices Sydney Cost of Living

Data: Australian Bureau of Statistics, Census of Population and Housing 2021. SA2 area: 13073. All dollar figures in AUD.