Floor designs for a three-bedroom home Three-bedroom houses, by far our most popular design arrangement, provide a wide range of options and usefulness for each homeowner. A single professional can include a home office into a 3-bedroom floor plan while still leaving room for a guest room. The notion is open. Three-bedroom home designs with a split-bedroom layout provide expansive gathering rooms as well as seclusion for the master suite. Many 3-bedroom home designs have supplementary space upstairs, allowing you to add a fourth bedroom if necessary. The master bedroom is often positioned on the main level, with the remaining bedrooms upstairs. The split master suite arrangement is typical in one-story houses. Many of these homes are also part of our green, energy-efficient layout category. 3-bedroom floor plans, by far our most popular bedroom layout, provide a wide range of possibilities and utility for each homeowner. A single professional can include a home office into a three-bedroom floor plan while still leaving room for a guest room.