How Big is an Average Bedroom?

The room should have sufficient room for a good bed, storage, and mobility. The size of many guest rooms is a 10 x 10 or 10 x 12 foot area, depending on the type of home. When you're considering how much space to give your visitors, you can use the average size of a bedroom for a guideline. For a smaller room, a twin or full-size bed might be appropriate, but a queen-size bed will likely need special planning. Placing a small dresser, a small night table and a space for guests to stow their belongings. Multipurpose furniture can work well to save space if the room is used for a home office as well. The simple and uncluttered layout will also make it more comfortable for occasional visitors.