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Illawarra vs Sydney - Outer West and Blue Mountains
Region (SA4) comparison ≈ 74 km apart · Illawarra profile · Sydney - Outer West and Blue Mountains profile
Illawarra Sydney - Outer West and Blue Mountains
Sydney - Outer West and Blue Mountains and Illawarra are both large regions in New South Wales with similar populations. The most striking difference is in housing; Sydney - Outer West and Blue Mountains has a far higher share of separate houses at 82.1%, compared to 71.7% in Illawarra. Homes in Sydney - Outer West and Blue Mountains also tend to be larger, with 82.5% having three or more bedrooms, which is well higher than the 75.5% seen in Illawarra. Additionally, Sydney - Outer West and Blue Mountains is more walkable for health services, with 52.5% of homes within a 15-minute walk, compared to 41.7% in Illawarra.
This gap in the typical age of residents has widened since 2011, with people now noticeably older in Illawarra, where the usual resident is 40 compared to 37 in Sydney - Outer West and Blue Mountains. Despite this, the two areas are very alike in several ways, including having similar typical weekly family incomes of around $2,100. They also share similar proportions of people who have served in the Defence Force and those who provide unpaid childcare.
Where they differ most
Demographics & Identity
- First area, 2011: 275,983
- First area, 2016: 293,494
- First area, 2021: 313,842
- Second area, 2011: 288,188
- Second area, 2016: 306,933
- Second area, 2021: 332,056
- First area, 2011: 38 yrs
- First area, 2016: 39 yrs
- First area, 2021: 40 yrs
- Second area, 2011: 36 yrs
- Second area, 2016: 37 yrs
- Second area, 2021: 37 yrs
Age structure
Marital status
Age & sex structure
Bars show the share of each area's own population, so differently sized areas stay comparable.
- 85+ in Illawarra: 1.0% males, 1.6% females; 85+ in Sydney - Outer West and Blue Mountains: 0.6% males, 1.0% females
- 80–84 in Illawarra: 1.2% males, 1.5% females; 80–84 in Sydney - Outer West and Blue Mountains: 0.8% males, 1.0% females
- 75–79 in Illawarra: 1.7% males, 1.9% females; 75–79 in Sydney - Outer West and Blue Mountains: 1.3% males, 1.5% females
- 70–74 in Illawarra: 2.4% males, 2.5% females; 70–74 in Sydney - Outer West and Blue Mountains: 2.1% males, 2.3% females
- 65–69 in Illawarra: 2.6% males, 2.9% females; 65–69 in Sydney - Outer West and Blue Mountains: 2.4% males, 2.6% females
- 60–64 in Illawarra: 3.0% males, 3.2% females; 60–64 in Sydney - Outer West and Blue Mountains: 2.7% males, 3.0% females
- 55–59 in Illawarra: 3.1% males, 3.2% females; 55–59 in Sydney - Outer West and Blue Mountains: 2.9% males, 3.0% females
- 50–54 in Illawarra: 3.0% males, 3.1% females; 50–54 in Sydney - Outer West and Blue Mountains: 3.0% males, 3.2% females
- 45–49 in Illawarra: 3.1% males, 3.3% females; 45–49 in Sydney - Outer West and Blue Mountains: 3.2% males, 3.3% females
- 40–44 in Illawarra: 3.0% males, 3.1% females; 40–44 in Sydney - Outer West and Blue Mountains: 3.3% males, 3.3% females
- 35–39 in Illawarra: 3.0% males, 3.2% females; 35–39 in Sydney - Outer West and Blue Mountains: 3.5% males, 3.7% females
- 30–34 in Illawarra: 3.1% males, 3.2% females; 30–34 in Sydney - Outer West and Blue Mountains: 3.4% males, 3.7% females
- 25–29 in Illawarra: 3.3% males, 3.2% females; 25–29 in Sydney - Outer West and Blue Mountains: 3.3% males, 3.4% females
- 20–24 in Illawarra: 3.5% males, 3.3% females; 20–24 in Sydney - Outer West and Blue Mountains: 3.2% males, 3.0% females
- 15–19 in Illawarra: 3.1% males, 3.0% females; 15–19 in Sydney - Outer West and Blue Mountains: 3.2% males, 3.0% females
- 10–14 in Illawarra: 3.2% males, 3.0% females; 10–14 in Sydney - Outer West and Blue Mountains: 3.4% males, 3.2% females
- 5–9 in Illawarra: 3.1% males, 2.9% females; 5–9 in Sydney - Outer West and Blue Mountains: 3.5% males, 3.3% females
- 0–4 in Illawarra: 2.9% males, 2.7% females; 0–4 in Sydney - Outer West and Blue Mountains: 3.4% males, 3.2% females
Ancestry & Birthplace
Country of birth
Ancestry
Language
Language used at home
Religion
Religious affiliation
Education & Qualifications
Highest year of school
Highest qualification level
Field of qualification
Income
- First area, 2011: $493
- First area, 2016: $591
- First area, 2021: $753
- Second area, 2011: $613
- Second area, 2016: $715
- Second area, 2021: $853
- First area, 2011: $1,116
- First area, 2016: $1,352
- First area, 2021: $1,684
- Second area, 2011: $1,347
- Second area, 2016: $1,589
- Second area, 2021: $1,854
- First area, 2011: $1,413
- First area, 2016: $1,679
- First area, 2021: $2,109
- Second area, 2011: $1,580
- Second area, 2016: $1,852
- Second area, 2021: $2,194
Household income distribution
Personal income distribution
Health & Disability
Long-term health conditions reported
Number of long-term health conditions
Community Participation
First Nations
Family & Households
- First area, 2011: 2.6
- First area, 2016: 2.6
- First area, 2021: 2.5
- Second area, 2011: 2.7
- Second area, 2016: 2.7
- Second area, 2021: 2.7
Family composition
Household size
Housing & Dwellings
- First area, 2011: $250
- First area, 2016: $330
- First area, 2021: $400
- Second area, 2011: $290
- Second area, 2016: $365
- Second area, 2021: $400
- First area, 2011: $1,950
- First area, 2016: $1,950
- First area, 2021: $2,167
- Second area, 2011: $1,950
- Second area, 2016: $1,950
- Second area, 2021: $2,167
- First area, 2011: 1.10
- First area, 2016: 0.80
- First area, 2021: 0.80
- Second area, 2011: 1.10
- Second area, 2016: 0.80
- Second area, 2021: 0.80
How homes are owned or rented
Types of homes
Bedrooms per home
Weekly rent distribution
Monthly mortgage distribution
Transport & Vehicles
How people get to work
Motor vehicles per home
Migration & Movement
Jobs & Industry
Industries people work in
Occupations people work in
Economy & Advantage
Environment & Climate
Walkability
Compare Illawarra with nearby areas
Compare Sydney - Outer West and Blue Mountains with nearby areas
Cite this page
Australian Bureau of Statistics. (2021). Illawarra vs Sydney - Outer West and Blue Mountains [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/compare/sa4/107/illawarra/vs/124/sydney-outer-west-and-blue-mountains