Four bedrooms on one level means a longer, wider footprint, and the layout question becomes how to stop the house reading as a corridor with rooms attached. The plans here use a second living area to break the run, which also gives the household somewhere to be that is not the main living space.
20 editable layouts. Open one in the editor to move walls and rooms, then read the material quantities measured off your own drawing. PlanHome measures; your builder prices it with their rates.
Working out what a plan will need in materials? See how the material takeoff works.