Compare
Mosman - North vs Balgowlah - Clontarf - Seaforth
Statistical Area 2 (SA2) comparison ≈ 2.6 km apart · Mosman - North profile · Balgowlah - Clontarf - Seaforth profile
Mosman - North Balgowlah - Clontarf - Seaforth
Balgowlah - Clontarf - Seaforth and Mosman - North are neighbouring areas with very different housing styles. Balgowlah - Clontarf - Seaforth is more family-oriented, with 21.6% of people being children under 15 and a high share of separate houses at 65.3%. In contrast, Mosman - North has a much higher proportion of flats or apartments at 53.9% and far more people living alone at 32.2%. Residents in Mosman - North are also noticeably older, with a typical age of 45 compared to 42 in Balgowlah - Clontarf - Seaforth.
These two places are moving further apart in how they are built, with the gap in the share of separate houses widening. Despite this, they share similar typical weekly family incomes, around $4,100 to $4,300, and both have very low unemployment rates. They also both have highly qualified populations, with over half of adults in Mosman - North and 48.3% in Balgowlah - Clontarf - Seaforth holding a bachelor degree or higher, which is far above the national figure.
Where they differ most
Demographics & Identity
- First area, 2021: 13,763
- Second area, 2011: 19,182
- Second area, 2016: 20,186
- Second area, 2021: 20,732
- First area, 2021: 45 yrs
- Second area, 2011: 39 yrs
- Second area, 2016: 40 yrs
- Second area, 2021: 42 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 Mosman - North: 1.5% males, 2.3% females; 85+ in Balgowlah - Clontarf - Seaforth: 0.9% males, 1.2% females
- 80–84 in Mosman - North: 1.5% males, 2.1% females; 80–84 in Balgowlah - Clontarf - Seaforth: 1.0% males, 1.1% females
- 75–79 in Mosman - North: 2.2% males, 3.0% females; 75–79 in Balgowlah - Clontarf - Seaforth: 1.6% males, 1.7% females
- 70–74 in Mosman - North: 2.4% males, 3.3% females; 70–74 in Balgowlah - Clontarf - Seaforth: 1.9% males, 2.2% females
- 65–69 in Mosman - North: 2.5% males, 3.2% females; 65–69 in Balgowlah - Clontarf - Seaforth: 1.9% males, 2.3% females
- 60–64 in Mosman - North: 3.0% males, 3.2% females; 60–64 in Balgowlah - Clontarf - Seaforth: 2.8% males, 2.6% females
- 55–59 in Mosman - North: 3.1% males, 3.8% females; 55–59 in Balgowlah - Clontarf - Seaforth: 3.7% males, 3.8% females
- 50–54 in Mosman - North: 3.2% males, 3.9% females; 50–54 in Balgowlah - Clontarf - Seaforth: 4.0% males, 4.3% females
- 45–49 in Mosman - North: 3.3% males, 3.8% females; 45–49 in Balgowlah - Clontarf - Seaforth: 4.3% males, 4.6% females
- 40–44 in Mosman - North: 2.8% males, 3.5% females; 40–44 in Balgowlah - Clontarf - Seaforth: 3.3% males, 3.9% females
- 35–39 in Mosman - North: 3.0% males, 3.7% females; 35–39 in Balgowlah - Clontarf - Seaforth: 2.5% males, 3.1% females
- 30–34 in Mosman - North: 2.7% males, 3.1% females; 30–34 in Balgowlah - Clontarf - Seaforth: 1.8% males, 2.0% females
- 25–29 in Mosman - North: 2.3% males, 2.5% females; 25–29 in Balgowlah - Clontarf - Seaforth: 1.6% males, 1.9% females
- 20–24 in Mosman - North: 2.1% males, 2.4% females; 20–24 in Balgowlah - Clontarf - Seaforth: 2.5% males, 2.4% females
- 15–19 in Mosman - North: 2.7% males, 2.6% females; 15–19 in Balgowlah - Clontarf - Seaforth: 3.6% males, 3.7% females
- 10–14 in Mosman - North: 3.0% males, 3.1% females; 10–14 in Balgowlah - Clontarf - Seaforth: 4.5% males, 4.2% females
- 5–9 in Mosman - North: 2.7% males, 2.4% females; 5–9 in Balgowlah - Clontarf - Seaforth: 3.9% males, 3.5% females
- 0–4 in Mosman - North: 2.0% males, 2.0% females; 0–4 in Balgowlah - Clontarf - Seaforth: 2.7% males, 2.8% 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, 2021: $1,464
- Second area, 2011: $885
- Second area, 2016: $1,090
- Second area, 2021: $1,282
- First area, 2021: $2,822
- Second area, 2011: $2,365
- Second area, 2016: $2,803
- Second area, 2021: $3,409
- First area, 2021: $4,154
- Second area, 2011: $2,646
- Second area, 2016: $3,441
- Second area, 2021: $4,368
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, 2021: 2.3
- Second area, 2011: 2.8
- Second area, 2016: 2.9
- Second area, 2021: 2.9
Family composition
Household size
Housing & Dwellings
- First area, 2021: $600
- Second area, 2011: $515
- Second area, 2016: $620
- Second area, 2021: $697
- First area, 2021: $3,500
- Second area, 2011: $3,250
- Second area, 2016: $3,467
- Second area, 2021: $4,000
- First area, 2021: 0.90
- Second area, 2011: 1.10
- Second area, 2016: 0.90
- Second area, 2021: 0.90
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 Mosman - North with nearby areas
Compare Balgowlah - Clontarf - Seaforth with nearby areas
Cite this page
Australian Bureau of Statistics. (2021). Mosman - North vs Balgowlah - Clontarf - Seaforth [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/compare/sa2/121041688/mosman-north/vs/122011418/balgowlah-clontarf-seaforth