Australian houses are getting larger: For a more sustainable future, houses can't be the space for everything

The average Australian household size has decreased from 4.5 people per household in 1911 to 2.5 people in 2024. At the same time, the average house size has increased, from 100 square meters in the 1950s to 236m2 in 2020. The average living space in Australian households is now 84m2 per person.