Elderly people or those with disabilities may need someone to help them with certain daily tasks they cannot do themselves.
Families with young children will sometimes hire a live-in nanny or au pair who can care for the children while the parents work, and may also be asked to do cooking or light housework.
Working as a property manager often comes with a free place to live in the building you're managing, as well as a salary.
If you have friends or family with an extra bedroom, moving in with them could be a way to beat the high cost of housing.
This can be a short-term solution, or a longer term one if you're flexible. When homeowners will be away for an extended period of time, they may want someone to stay in their home.
Cruise ship employees receive housing as part of their compensation, because they have to live on the ship.
Resorts, especially those located in out-of-the-way places, often provide housing for their employees.
Colleges and universities hire adults to live in dormitories and oversee the student resident assistants. While it's a 24/7 job, there may be an extra perk: you may be able to take classes for free.