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Definition

A code set representing the smallest unit for the release of Census data.

Representation

Data Type CharacterString
Format N(11)
Maximum character length 11
Representation Class Code

Comments

There are approximately 55,000 SA1s. In aggregate, they cover the whole of Australia without gaps or overlaps.

Origin

1270.0.55.001 - Australian Statistical Geography Standard (ASGS): Volume 1 - Main Structure and Greater Capital City Statistical Areas, July 2016 http://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/ 1270.0.55.001July%202016?OpenDocument

Custom Fields

Guide for Use
SA1s are identified by an 11-digit fully hierarchical code. The SA1 identifier is a 2-digit code, assigned within an SA2. An SA1 code is only unique within a state/territory when it is preceded by the state/territory identifier.

Related content

Relation Count
Data Elements implementing this Value Domain 1