$600 a week for a room: the 10 most expensive suburbs for share housing are in Sydney, survey finds

Flatmates.com.au survey also reveals the rental crisis is pushing older Australians into share accomodation in greater numbers

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Australians are paying up to $600 a week to rent a single room in some of the country's most expensive suburbs, with the fastest-growing cohort turning to share housing aged between 55 and 64, new data has revealed.

The 10 most expensive suburbs to rent a room are all in Sydney, according to a survey of more than 10,300 respondents from across Australia by Flatmates.com.au.

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