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SEIFA in Seaforth (2092)

Where does Seaforth sit on the socio-economic spectrum? The SEIFA score below is sourced from the most recent ABS Census and expressed as an Australia-wide decile, so a decile of 8 means Seaforth is in the top 30% of Australian suburbs by socio-economic advantage. The Northern Beaches LGA context shows whether Seaforth is above or below the average for its local government area.

2092

Socio-economic profile

ABS SEIFA 2021 · SEIFA · Seaforth (NSW)

Seaforth sits in the 10th decile nationally for socio-economic advantage — highly advantaged, around the 100th percentile of Australian suburbs.

National ranking

Advantage & disadvantage (IRSAD)10th decile100th percentile · rank #14,433
Education & occupation (IEO)10th decile99th percentile · rank #14,345

Within NSW

IRSAD (NSW)10th decilerank #4,286 of NSW suburbs
IEO (NSW)10th decilerank #4,222 of NSW suburbs

Raw scores

IRSAD score1,181mean 1000 · sd 100
IEO score1,164mean 1000 · sd 100
Population7,384usual residents

ABS SEIFA 2021 (CC BY 4.0) · Released 27 Apr 2023 · Decile 10 = most advantaged

SEIFA scores are area averages and can mask significant internal variation within a single postcode. In postcodes like 2092 that cover multiple distinct streets or precincts, the SEIFA score reflects the blend. If part of Seaforth is significantly more advantaged than another, the average SEIFA decile will sit somewhere in between, not fully representative of either end. For a micro-area view, the ABS TableBuilder tool allows you to access Census variables at the mesh-block level.

SEIFA in nearby suburbs

Avalon Beach 2107Balgowlah 2093Bayview 2104Brookvale 2100Church Point 2105Collaroy 2097

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