Steve Pountney never imagined he'd be living on an old bus.

But after applying for more than 100 rental properties across Perth, that's exactly what the 52-year-old and his family are doing.

"It's blooming hard out there … every [rental] we go to there's like 50, 60 people there," he said.

"We've been spending so much time travelling to and from houses and that burns up all our money and fuel."

On a wet winter day, Steve gave the ABC a tour of his six-wheeled home, nestled in bushland near a busy highway.

"It's comfortable enough, but I'd still like to have a home where I can put on my stuff and know it's all safe," he said, pointing out bunk beds, a small couch and an outdoor kitchen rigged up under a tarp.

"I get worried that maybe someone's going to come in and try to steal stuff

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