Average Bathroom Size in the US: Full & Half Bath Dimensions

The average size of a bathroom in the United States varies depending on the type of bathroom and the area in which it is located. However, a typical full bathroom in a modern American home is usually between 30 and 60 square feet. Half bathrooms are typically smaller, ranging from 15 to 30 square feet. The size of a bathroom can also be affected by the amenities that are included in it, such as a bathtub, shower, double sinks, and a bidet.