2011 Census QuickStats

All people - usual residents

Australia | Western Australia | State Suburbs

Derby (WA)

Code SSC50217 (SSC)
People 4,865
Male 3,191
Female 1,674
Median age 31
Families 637
Average children per family 2.1
All private dwellings 1,504
Average people per household 2.8
Median weekly household income $1,519
Median monthly mortgage repayments $1,733
Median weekly rent $129
Average motor vehicles per dwelling 1.7
Community profile

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Expand People category,
includes demographics & education | cultural & language diversity | employment

People — demographics & education
People Derby (WA) % Western Australia % Australia %
Total 4,865 -- 2,239,170 -- 21,507,717 --
Male 3,191 65.6 1,126,178 50.3 10,634,013 49.4
Female 1,674 34.4 1,112,992 49.7 10,873,704 50.6
 
Aboriginal and Torres Strait Islander people 1,225 25.2 69,664 3.1 548,369 2.5

In the 2011 Census, there were 4,865 people in Derby (WA) (State Suburbs) of these 65.6% were male and 34.4% were female. Aboriginal and Torres Strait Islander people made up 25.2% of the population.

Age Derby (WA) % Western Australia % Australia %
People
0-4 years 347 7.1 151,262 6.8 1,421,050 6.6
5-9 years 295 6.1 142,774 6.4 1,351,921 6.3
10-14 years 233 4.8 146,035 6.5 1,371,054 6.4
15-19 years 226 4.6 148,208 6.6 1,405,798 6.5
20-24 years 459 9.4 159,010 7.1 1,460,673 6.8
25-29 years 635 13.1 167,944 7.5 1,513,236 7.0
30-34 years 576 11.8 156,152 7.0 1,453,775 6.8
35-39 years 500 10.3 161,526 7.2 1,520,138 7.1
40-44 years 373 7.7 166,731 7.4 1,542,879 7.2
45-49 years 323 6.6 159,859 7.1 1,504,142 7.0
50-54 years 261 5.4 150,369 6.7 1,447,404 6.7
55-59 years 250 5.1 133,894 6.0 1,297,244 6.0
60-64 years 166 3.4 120,531 5.4 1,206,116 5.6
65-69 years 97 2.0 86,324 3.9 919,319 4.3
70-74 years 46 0.9 66,219 3.0 708,090 3.3
75-79 years 30 0.6 49,832 2.2 545,263 2.5
80-84 years 28 0.6 38,284 1.7 436,936 2.0
85 years and over 19 0.4 34,217 1.5 402,681 1.9
 
Median age 31 -- 36 -- 37 --

The median age of people in Derby (WA) (State Suburbs) was 31 years. Children aged 0 - 14 years made up 17.9% of the population and people aged 65 years and over made up 4.6% of the population.

Registered marital status Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Married 1,280 32.0 876,746 48.7 8,461,114 48.7
Separated 129 3.2 53,815 3.0 529,280 3.0
Divorced 255 6.4 150,800 8.4 1,460,899 8.4
Widowed 89 2.2 83,174 4.6 949,634 5.5
Never married 2,241 56.1 634,569 35.3 5,962,769 34.3

Of people in Derby (WA) (State Suburbs) aged 15 years and over, 32.0% were married and 9.7% were either divorced or separated.

Marital Status Charts
Median age by registered marital status Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Married 43 -- 49 -- 50 --
Separated 50 -- 48 -- 49 --
Divorced 52 -- 54 -- 54 --
Widowed 67 -- 78 -- 78 --
Never married 29 -- 25 -- 25 --

The median age of married people in Derby (WA) (State Suburbs) was 43 years and the median age of people never married was 29 years.

Social marital status Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Registered marriage 565 32.8 768,781 49.2 7,647,042 49.2
De facto marriage 367 21.3 171,273 11.0 1,476,369 9.5
Not married 793 46.0 623,367 39.9 6,413,399 41.3

In Derby (WA) (State Suburbs), of people aged 15 years and over, 32.8% of people were in a registered marriage and 21.3% were in a de facto marriage.

Median age by social marital status Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Registered marriage 48 -- 49 -- 50 --
De facto marriage 35 -- 34 -- 35 --
Not married 37 -- 31 -- 33 --

The median age of people in a registered marriage in Derby (WA) (State Suburbs) was 48 years and the median age of people in a de facto marriage was 35 years.

Education Derby (WA) % Western Australia % Australia %
Pre-school 49 1.8 32,429 4.8 332,844 5.1
Primary - Government 167 6.2 129,300 19.0 1,181,787 18.2
Primary - Catholic 124 4.6 33,580 4.9 359,062 5.5
Primary - Other Non Government 8 0.3 25,745 3.8 214,359 3.3
Secondary - Government 80 3.0 64,075 9.4 774,074 11.9
Secondary - Catholic 6 0.2 29,741 4.4 307,142 4.7
Secondary - Other Non Government 9 0.3 29,867 4.4 254,828 3.9
Technical or further education institution 61 2.3 48,758 7.2 473,606 7.3
University or tertiary institution 51 1.9 91,938 13.5 932,524 14.3
Other 13 0.5 13,527 2.0 161,660 2.5
Not Stated 2,124 78.9 180,865 26.6 1,511,694 23.2
Total 2,692 -- 679,825 -- 6,503,580 --

In Derby (WA) (State Suburbs) 55.3% of people were attending an educational institution. Of these, 11.1% were in primary school, 3.5% in secondary school and 4.1% in a tertiary or technical institution.

Education Charts
People — cultural & language diversity
Ancestry, top responses Derby (WA) % Western Australia % Australia %

Ancestry Charts
Country of birth Derby (WA) % Western Australia % Australia %
Australia 2,406 49.5 1,407,806 62.9 15,017,847 69.8
 
Other top responses

Birthplace of parents, stated responses Derby (WA) % Western Australia % Australia %
Both parents born overseas 426 15.4 854,106 41.4 6,876,586 34.3
Father only born overseas 167 6.0 175,316 8.5 1,407,270 7.0
Mother only born overseas 111 4.0 130,099 6.3 989,220 4.9
Both parents born in Australia 2,059 74.5 903,103 43.8 10,757,087 53.7

In Derby (WA) (State Suburbs), 74.5% of people had both parents born in Australia and 15.4% of people had both parents born overseas.

Religious affiliation, top responses Derby (WA) % Western Australia % Australia %

Religious Affiliation Charts
Language, top responses (other than English) Derby (WA) % Western Australia % Australia %

People — employment
Employment Derby (WA) % Western Australia % Australia %
People who reported being in the labour force, aged 15 years and over
Worked full-time 1,021 67.2 699,414 60.7 6,367,554 59.7
Worked part-time 300 19.7 324,257 28.1 3,062,976 28.7
Away from work 126 8.3 74,210 6.4 627,797 5.9
Unemployed 72 4.7 54,319 4.7 600,133 5.6
Total in labour force 1,519 -- 1,152,200 -- 10,658,460 --
 
View the labour force fact sheet

There were 1,519 people who reported being in the labour force in the week before Census night in Derby (WA) (State Suburbs). Of these 67.2% were employed full time, 19.7% were employed part-time and 4.7% were unemployed.

Employment - hours worked Derby (WA) % Western Australia % Australia %
Labour force, people aged 15 years and over
1-15 hours per week 82 5.7 118,795 10.8 1,087,799 10.8
16-24 hours per week 93 6.4 100,864 9.2 947,792 9.4
25-34 hours per week 127 8.8 104,595 9.5 1,027,380 10.2
35-39 hours per week 214 14.8 173,235 15.8 1,808,879 18.0
40 hours or more per week 805 55.5 526,185 47.9 4,558,678 45.3

Of employed people in Derby (WA) (State Suburbs), 5.7% worked 1 to 15 hours, 6.4% worked 16 to 24 hours and 55.5% worked 40 hours or more.

Median age by employment status Derby (WA) % Western Australia % Australia %
Labour force, people aged 15 years and over
Employed full-time 41 -- 40 -- 40 --
Employed part-time 37 -- 40 -- 40 --

The median age of people employed full-time in Derby (WA) (State Suburbs) was 41 years and for people who were employed part-time was 37 years.

Occupation Derby (WA) % Western Australia % Australia %
Employed people aged 15 years and over

Occupation Chart
Industry of employment, top responses Derby (WA) % Western Australia % Australia %
Employed people aged 15 years and over

Median weekly incomes Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Personal 734 -- 662 -- 577 --
Family 1,665 -- 1,722 -- 1,481 --
Household 1,519 -- 1,415 -- 1,234 --
 
View the income fact sheet

The median weekly personal income for people aged 15 years and over in Derby (WA) (State Suburbs) was $734.

Travel to work, top responses Derby (WA) % Western Australia % Australia %
Employed people aged 15 years and over

Unpaid work Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Did unpaid domestic work (last week) 1,476 37.0 1,255,935 69.8 12,149,347 70.0
Cared for child/children (last two weeks) 690 17.3 507,968 28.2 4,827,808 27.8
Provided unpaid assistance to a person with a disability (last two weeks) 235 5.9 168,014 9.3 1,896,957 10.9
Did voluntary work through an organisation or group (last 12 months) 433 10.8 304,623 16.9 3,090,874 17.8

In Derby (WA) (State Suburbs), of people aged 15 years and over, 37.0% did unpaid domestic work in the week before the Census. During the two weeks before the Census, 17.3% provided care for children and 5.9% assisted family members or others due to a disability, long term illness or problems related to old age. In the year before the Census, 10.8% of people did voluntary work through an organisation or a group.

Unpaid domestic work, number of hours Derby (WA) % Western Australia % Australia %
People aged 15 years and over
Less than 5 hours per week 484 12.1 399,954 22.2 3,883,357 22.4
5 to 14 hours per week 626 15.7 459,759 25.6 4,444,640 25.6
15 to 29 hours per week 206 5.2 209,912 11.7 2,075,154 12.0
30 hours or more per week 167 4.2 186,312 10.4 1,746,196 10.1

Of people who did unpaid domestic work in the week before the Census in Derby (WA) (State Suburbs), 15.7% worked 5 to 14 hours, 5.2% worked 15 to 29 hours and 4.2% worked 30 hours or more.

Expand Families category,
includes family composition | weekly incomes | employment status of couple families

Families — family composition
Family composition Derby (WA) % Western Australia % Australia %
Couple family without children 233 36.6 226,879 38.8 2,150,301 37.8
Couple family with children 263 41.3 262,885 44.9 2,534,399 44.6
One parent family 123 19.3 85,067 14.5 901,637 15.9
Other family 18 2.8 10,479 1.8 97,722 1.7

Of the families in Derby (WA) (State Suburbs), 41.3% were couple families with children, 36.6% were couple families without children and 19.3% were one parent families.

Family Charts
Single (or lone) parents Derby (WA) % Western Australia % Australia %
Proportion of the total single (or lone) parent population
Male -- 15.1 -- 18.0 -- 17.6
Female -- 84.9 -- 82.0 -- 82.4

In Derby (WA) (State Suburbs) 15.1% of single parents were male and 84.9% were female.

Families — weekly incomes
Median family income, couple families with two incomes Derby (WA) % Western Australia % Australia %
Families without children 2,342 -- 2,257 -- 2,081 --
Families with children 2,355 -- 2,497 -- 2,310 --
 
View the income fact sheet

In Derby (WA) (State Suburbs), for couple families with two incomes, the median income for those with children was $2,355 and those without children was $2,342.

Families — employment status of couple families
Employment status of couple families Derby (WA) % Western Australia % Australia %
Labour force, parents or partners aged 15 years and over
Both employed, worked full-time 151 30.5 102,046 20.8 1,015,165 21.7
Both employed, worked part-time 16 3.2 18,398 3.8 174,795 3.7
One employed full-time, one part-time 90 18.2 107,972 22.0 1,001,907 21.4
One employed full-time, other not working 48 9.7 81,901 16.7 736,322 15.7
One employed part-time, other not working 34 6.9 24,046 4.9 251,191 5.4
Both not working 47 9.5 76,909 15.7 899,598 19.2
Other 39 7.9 32,710 6.7 291,196 6.2
Labour force status not stated 70 14.1 45,776 9.3 314,529 6.7

In Derby (WA) (State Suburbs), of couple families, 30.5% had both partners employed full-time, 3.2% had both employed part-time and 18.2% had one employed full-time and the other part-time.

Expand Dwellings category,
includes dwelling structure | household composition | mortgage & rent | number of motor vehicles

Dwellings — dwelling structure

Dwelling tables exclude visitor only and other non-classifiable households

Dwelling type Derby (WA) % Western Australia % Australia %
Occupied private dwellings 883 86.8 794,159 87.9 7,760,320 89.3
Unoccupied private dwellings 134 13.2 109,328 12.1 934,470 10.7

In Derby (WA) (State Suburbs), 86.8% of private dwellings were occupied and 13.2% were unoccupied.

Dwelling structure Derby (WA) % Western Australia % Australia %
Occupied private dwellings
Separate house 737 83.4 638,768 80.4 5,864,574 75.6
Semi-detached, row or terrace house, townhouse etc 54 6.1 84,333 10.6 765,980 9.9
Flat, unit or apartment 15 1.7 62,990 7.9 1,056,237 13.6
Other dwelling 67 7.6 7,380 0.9 66,666 0.9

Of occupied private dwellings in Derby (WA) (State Suburbs), 83.4% were separate houses, 6.1% were semi-detached, row or terrace houses, townhouses etc, 1.7% were flats, units or apartments and 7.6% were other dwellings.

Dwelling Structure Charts
Number of bedrooms Derby (WA) % Western Australia % Australia %
Occupied private dwellings
None (includes bedsitters) 8 0.9 2,868 0.4 42,160 0.5
1 bedroom 79 8.9 28,193 3.6 363,129 4.7
2 bedrooms 149 16.9 103,373 13.0 1,481,577 19.1
3 bedrooms 388 43.9 312,043 39.3 3,379,930 43.6
4 or more bedrooms 199 22.5 333,932 42.0 2,350,132 30.3
Number of bedrooms not stated 60 6.8 13,751 1.7 143,394 1.8
 
Average number of bedrooms per dwelling 3.1 -- 3.3 -- 3.1 --
Average number of people per household 2.8 -- 2.6 -- 2.6 --

In Derby (WA) (State Suburbs), of occupied private dwellings 8.9% had 1 bedroom, 16.9% had 2 bedrooms and 43.9% had 3 bedrooms. The average number of bedrooms per occupied private dwelling was 3.1. The average household size was 2.8 people.

Bedroom Charts
Tenure Derby (WA) % Western Australia % Australia %
Occupied private dwellings
Owned outright 148 16.7 234,627 29.5 2,488,149 32.1
Owned with a mortgage 170 19.2 300,334 37.8 2,709,433 34.9
Rented 496 56.1 231,824 29.2 2,297,458 29.6
Other tenure type 4 0.5 8,880 1.1 70,069 0.9
Tenure type not stated 66 7.5 18,493 2.3 195,213 2.5

Of occupied private dwellings in Derby (WA) (State Suburbs), 16.7% were owned outright, 19.2% were owned with a mortgage and 56.1% were rented.

Dwellings — household composition
Household composition Derby (WA) % Western Australia % Australia %
Family households 601 68.1 573,706 72.2 5,550,614 71.5
Single (or lone) person households 244 27.6 188,764 23.8 1,888,698 24.3
Group households 38 4.3 31,690 4.0 321,007 4.1

In Derby (WA) (State Suburbs), of all households, 68.1% were family households, 27.6% were single person households and 4.3% were group households.

Household income Derby (WA) % Western Australia % Australia %
Less than $600 gross weekly income -- 18.2 -- 21.1 -- 23.7
More than $3,000 gross weekly income -- 13.5 -- 14.1 -- 11.2
 
View the income fact sheet

In Derby (WA) (State Suburbs), 18.2% of households had a weekly household income of less than $600 and 13.5% of households had a weekly income of more than $3,000.

Dwellings — mortgage & rent

Proportions are calculated using all tenure types for occupied private dwellings. This excludes visitor only and other non-classifiable households.

Rent weekly payments Derby (WA) % Western Australia % Australia %
Median rent 129 -- 300 -- 285 --
 
Households where rent payments are less than 30% of household income -- 92.6 -- 91.1 -- 89.6
Households where rent payments are 30%, or greater, of household income -- 7.4 -- 8.9 -- 10.4
 
View the income fact sheet

Proportions in this table are calculated by taking the number of households whose rent payments were 30% or more of an imputed income measure and expressing this number as a proportion of the total number of households in an area, including those households which are not renting their dwelling (excluding the small proportion of visitor only and other non-classifiable households). The nature of the income imputation means that the reported proportion may significantly overstate the true proportion. Further information on the method to impute income is available in the income fact sheet.

Mortgage monthly repayments Derby (WA) % Western Australia % Australia %
Median mortgage repayments 1,733 -- 1,950 -- 1,800 --
 
Households where mortgage payments are less than 30% of household income -- 95.7 -- 89.8 -- 90.1
Households where mortgage payments are 30%, or greater, of household income -- 4.3 -- 10.2 -- 9.9
 
View the income fact sheet

Proportions in this table are calculated by taking the number of households who own their dwelling, and whose mortgage payments were 30% or more of an imputed income measure and expressing this number as a proportion of the total number of households in an area, including those households which were renting their dwelling (excluding the small proportion of visitor only and other non-classifiable households). The nature of the income imputation means that the reported proportion may significantly overstate the true proportion. Further information on the method to impute income is available in the income fact sheet.

Dwellings — number of motor vehicles
Number of registered motor vehicles Derby (WA) % Western Australia % Australia %
None 100 11.3 48,447 6.1 665,852 8.6
1 motor vehicle 274 31.0 258,942 32.6 2,778,576 35.8
2 motor vehicles 280 31.7 305,676 38.5 2,802,468 36.1
3 or more vehicles 149 16.9 158,860 20.0 1,279,134 16.5
Number of motor vehicles not stated 80 9.1 22,234 2.8 234,292 3.0

In Derby (WA) (State Suburbs), 31.0% of occupied private dwellings had one registered motor vehicle garaged or parked at their address, 31.7% had two registered motor vehicles and 16.9% had three or more registered motor vehicles.

Expand Aboriginal and Torres Strait Islander people category,
includes selected people & dwelling characteristics

People characteristics - Aboriginal and Torres Strait Islander
People characteristics Derby (WA) % Western Australia % Australia %
Aboriginal and Torres Strait Islander 1,228 -- 69,664 -- 548,368 --
 
Male 561 45.7 34,418 49.4 270,331 49.3
Female 667 54.3 35,246 50.6 278,037 50.7
 
Median age 25 -- 22 -- 21 --

For the 2011 Census in Derby (WA) (State Suburbs), there were 1,228 Aboriginal and Torres Strait Islander people. Of these, 561 (or 45.7%) were male and 667 (or 54.3%) were female. The median age was 25 years.

Dwelling characteristics - Aboriginal and Torres Strait Islander households

Dwelling tables exclude visitor only and other non-classifiable households

Dwelling characteristics Derby (WA) % Western Australia % Australia %
Occupied private dwellings where at least one person was Aboriginal and/or Torres Strait Islander
Average number of people per household 3.8 -- 3.5 -- 3.3 --
Average number of people per bedroom 1.4 -- 1.3 -- 1.2 --
Median household income 1,274 -- 1,043 -- 991 --
 
Average number of people per bedroom includes a miscalculation. For more information see the persons per bedroom correction page.

In Derby (WA) (State Suburbs), for dwellings occupied by Aboriginal and Torres Strait Islander people, the average household size was 3.8, with 1.4 persons per bedroom. The median household income was $1,274.

Mortgage and rent Derby (WA) % Western Australia % Australia %
Occupied private dwellings where at least one person was Aboriginal and/or Torres Strait Islander
Median weekly rent 125 -- 158 -- 195 --
Median monthly mortgage repayments 1,570 -- 1,733 -- 1,647 --

In Derby (WA) (State Suburbs), for dwellings occupied by Aboriginal and Torres Strait Islander people, the median weekly rent was $125 and the median monthly mortgage repayment was $1,570.

LATEST ISSUE Released at 11:30 AM (AEST) 28/03/2013

Some values may have been adjusted to avoid release of confidential data. This may have a significant impact on the calculated percentages.

The information contained in this QuickStat has been produced by the Australian Bureau of Statistics | It contains data from the 2011 Census of Population & Housing held on 9 August 2011 | Release date of this QuickStat was 28 March 2013 | Some values may have been adjusted to avoid release of confidential data | These adjustments may have a significant impact on the calculated percentages in QuickStats | For more information refer to Introduced Random Error in the 2011 Census Dictionary. For further enquiries contact the ABS National Information and Referral Service on 1300 135 070 | www.abs.gov.au/census

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