A majority of Australians are living in houses too big for them, new data reveals.

Up to 60 per cent of Aussies either live on their own or with just one other person, but the bulk of houses in Australia have three bedrooms or more, a study from Cotality shows.

The reasons for Aussies wanting larger homes include the desire to have a home office as work from home rises, as well as having a spare bedroom for visitors.

Houses have also become larger over time; as the urban sprawl pushes new developments further away from urban centres, homeowners prioritise features such as home gyms and home theatres.

However, it could cause inefficiencies in how housing is allocated across the country, exacerbating the housing crisis that has gripped Australia.

"When most Australians pictu

See Full Page