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City of CockburnCommunity profile

City of Cockburn

Individual income quartiles

In the City of Cockburn, the 'medium highest' income quartile was the largest group in 2021, comprising 27% of people aged 15 and over.

the City of Cockburn's income statistics are an indicator of socio-economic status. With other data sources, such as Household Income, Qualifications and Occupation, they help tell the story of the area's economic opportunities and socio-economic status. Individual income levels are not comparable over time because of the influences of economic change such as wage level fluctuations and inflation. The income quartile method is the most objective method of comparing change in the income profile of a community over time.

A detailed explanation of how Individual Income quartiles are calculated and interpreted is available in specific data notes.

Q:

Derived from the Census question:

'What is the total of all wages/salaries, government benefits, pensions, allowances and other income the person usually receives?'

Individual income quartiles
City of Cockburn - Persons aged 15+ (Usual residence)20212016Change
Quartile groupNumber%Greater Perth %Number%Greater Perth %2016 to 2021
Lowest group21,34823.825.018,91524.725.4+2,433
Medium lowest20,96523.424.518,09623.624.4+2,870
Medium highest23,99026.725.220,14626.325.2+3,844
Highest group23,43426.125.319,49025.425.0+3,944
Total persons aged 15+89,739100.0100.076,648100.0100.0+13,091
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information
Individual income - Quartile group dollar ranges
Calculated from income data for Western Australia - Total persons aged 15+Weekly income by Census year
Individual quartile ranges20212016201120062001
Lowest group$0 to $381$0 to $322$0 to $284$0 to $219$0 to $178
Medium lowest$382 to $848$323 to $723$285 to $661$220 to $500$179 to $374
Medium highest$849 to $1,599$724 to $1,407$662 to $1,271$501 to $941$375 to $692
Highest group$1,600 and over$1,408 and over$1,272 and over$942 and over$693 and over

Dominant groups

Income quartiles allow us to compare relative income-earning capabilities across time. Analysis of the distribution of the population by income quartile in City of Cockburn compared to Greater Perth shows that there was greater proportion of persons in the highest income quartile and a lesser proportion in the lowest income quartile.

Emerging groups

The most significant change in City of Cockburn in persons between 2016 and 2021 was in the highest quartile which showed an increase of 3,944 persons.

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