Whether reported using an Aboriginal and/or Torres Strait Islander language at home (LNGP)

Latest release
Census of Population and Housing: Census dictionary
Reference period
2026

Definition

This variable shows whether a person uses an Aboriginal and/or Torres Strait Islander language at home. 

Scope

All persons 

Categories

Code Category 
1 Aboriginal and/or Torres Strait Islander Language used at home  
2 Aboriginal and/or Torres Strait Islander Language not used at home  
& Not stated 
V Overseas visitor 

Number of categories: 4 

See Understanding supplementary codes for more information. 

Question(s) from the Census form

Does the person use a language other than English at home?

How this variable is created

This variable is derived from the Census variable language used at home (LANP), which is coded using the Australian Standard Classification of Languages (ASCL), 2025. 

This variable defines a speaker of Aboriginal and Torres Strait Islander language as a person who reported using a language that was coded to ASCL language family group ‘Aboriginal and Torres Strait Islander languages’. 

History and changes

This variable was introduced in the 2021 Census. 

In 2026, the revised ASCL will be used for the first time in the Census, this includes 45 new Aboriginal and Torres Strait Islander languages and updates to 20 Aboriginal and Torres Strait Islander languages.  

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