* Traditional materials: Early 20th-century homes were typically constructed of wood, brick, or stone.
* Modern materials: Today, homes are also built using steel, concrete, and other synthetic materials. These materials are often more durable and less expensive than traditional materials.
Size
* Early 20th century: The average American home was about 1,000 square feet.
* Today: The average American home is about 2,500 square feet.
Layout
* Early 20th century: Most homes had a central hallway with rooms arranged on either side.
* Today: Homes are more likely to have an open floor plan with fewer walls separating the different rooms.
Kitchens
* Early 20th century: Kitchens were typically small and poorly equipped.
* Today: Kitchens are larger and more functional, with features such as dishwashers, microwaves, and garbage disposals.
Bathrooms
* Early 20th century: Most homes had only one bathroom, which was typically located upstairs.
* Today: Many homes have two or more bathrooms, with at least one located on the first floor.
Technology
* Early 20th century: Homes had few luxuries, such as electricity or indoor plumbing.
* Today: Homes are equipped with a wide range of technologies, including heating and air conditioning, televisions, and computers.
Energy efficiency
* Early 20th century: Homes were not very energy efficient and often leaked heat through the walls and windows.
* Today: Homes are better insulated and are equipped with more energy-efficient appliances.